From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
torvalds@linux-foundation.org, stable@vger.kernel.org
Cc: lwn@lwn.net, jslaby@suse.cz,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: Linux 6.6.30
Date: Thu, 2 May 2024 16:38:25 +0200 [thread overview]
Message-ID: <2024050225-manhunt-certainty-cf6c@gregkh> (raw)
In-Reply-To: <2024050225-unloved-overgrown-3df3@gregkh>
diff --git a/Documentation/admin-guide/kdump/vmcoreinfo.rst b/Documentation/admin-guide/kdump/vmcoreinfo.rst
index 599e8d3bcbc3..9235cf4fbabf 100644
--- a/Documentation/admin-guide/kdump/vmcoreinfo.rst
+++ b/Documentation/admin-guide/kdump/vmcoreinfo.rst
@@ -172,7 +172,7 @@ variables.
Offset of the free_list's member. This value is used to compute the number
of free pages.
-Each zone has a free_area structure array called free_area[MAX_ORDER + 1].
+Each zone has a free_area structure array called free_area[NR_PAGE_ORDERS].
The free_list represents a linked list of free page blocks.
(list_head, next|prev)
@@ -189,8 +189,8 @@ Offsets of the vmap_area's members. They carry vmalloc-specific
information. Makedumpfile gets the start address of the vmalloc region
from this.
-(zone.free_area, MAX_ORDER + 1)
--------------------------------
+(zone.free_area, NR_PAGE_ORDERS)
+--------------------------------
Free areas descriptor. User-space tools use this value to iterate the
free_area ranges. MAX_ORDER is used by the zone buddy allocator.
diff --git a/Documentation/admin-guide/sysctl/net.rst b/Documentation/admin-guide/sysctl/net.rst
index 4877563241f3..5f1748f33d9a 100644
--- a/Documentation/admin-guide/sysctl/net.rst
+++ b/Documentation/admin-guide/sysctl/net.rst
@@ -205,6 +205,11 @@ Will increase power usage.
Default: 0 (off)
+mem_pcpu_rsv
+------------
+
+Per-cpu reserved forward alloc cache size in page units. Default 1MB per CPU.
+
rmem_default
------------
diff --git a/Makefile b/Makefile
index bb103505791e..1c144301b02f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 6
-SUBLEVEL = 29
+SUBLEVEL = 30
EXTRAVERSION =
NAME = Hurr durr I'ma ninja sloth
diff --git a/arch/Kconfig b/arch/Kconfig
index 20c2c93d2c88..09603e0bc2cc 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -9,6 +9,14 @@
#
source "arch/$(SRCARCH)/Kconfig"
+config ARCH_CONFIGURES_CPU_MITIGATIONS
+ bool
+
+if !ARCH_CONFIGURES_CPU_MITIGATIONS
+config CPU_MITIGATIONS
+ def_bool y
+endif
+
menu "General architecture-dependent options"
config ARCH_HAS_SUBPAGE_FAULTS
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index 6691f4255077..41b980df862b 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -205,7 +205,6 @@ dmac_cfg_clk: dmac-gpu-cfg-clk {
};
gmac: ethernet@8000 {
- #interrupt-cells = <1>;
compatible = "snps,dwmac";
reg = <0x8000 0x2000>;
interrupts = <10>;
diff --git a/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts b/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts
index 217e9b96c61e..20b2497657ae 100644
--- a/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts
@@ -293,7 +293,7 @@ vddcore: VDD_CORE {
regulator-state-standby {
regulator-on-in-suspend;
- regulator-suspend-voltage = <1150000>;
+ regulator-suspend-microvolt = <1150000>;
regulator-mode = <4>;
};
@@ -314,7 +314,7 @@ vddcpu: VDD_OTHER {
regulator-state-standby {
regulator-on-in-suspend;
- regulator-suspend-voltage = <1050000>;
+ regulator-suspend-microvolt = <1050000>;
regulator-mode = <4>;
};
@@ -331,7 +331,7 @@ vldo1: LDO1 {
regulator-always-on;
regulator-state-standby {
- regulator-suspend-voltage = <1800000>;
+ regulator-suspend-microvolt = <1800000>;
regulator-on-in-suspend;
};
@@ -346,7 +346,7 @@ vldo2: LDO2 {
regulator-max-microvolt = <3700000>;
regulator-state-standby {
- regulator-suspend-voltage = <1800000>;
+ regulator-suspend-microvolt = <1800000>;
regulator-on-in-suspend;
};
diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi
index 3fdece5bd31f..5248a058230c 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi
@@ -805,6 +805,7 @@ &usbotg1 {
&pinctrl_usb_pwr>;
dr_mode = "host";
power-active-high;
+ over-current-active-low;
disable-over-current;
status = "okay";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
index fffdb7bbf889..2d0ef6f23b3a 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
@@ -129,7 +129,7 @@ ethernet_phy0: ethernet-phy@5 {
};
&pio {
- eth_default: eth_default {
+ eth_default: eth-default-pins {
tx_pins {
pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GBE_TXD3>,
<MT2712_PIN_72_GBE_TXD2__FUNC_GBE_TXD2>,
@@ -156,7 +156,7 @@ mdio_pins {
};
};
- eth_sleep: eth_sleep {
+ eth_sleep: eth-sleep-pins {
tx_pins {
pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GPIO71>,
<MT2712_PIN_72_GBE_TXD2__FUNC_GPIO72>,
@@ -182,14 +182,14 @@ mdio_pins {
};
};
- usb0_id_pins_float: usb0_iddig {
+ usb0_id_pins_float: usb0-iddig-pins {
pins_iddig {
pinmux = <MT2712_PIN_12_IDDIG_P0__FUNC_IDDIG_A>;
bias-pull-up;
};
};
- usb1_id_pins_float: usb1_iddig {
+ usb1_id_pins_float: usb1-iddig-pins {
pins_iddig {
pinmux = <MT2712_PIN_14_IDDIG_P1__FUNC_IDDIG_B>;
bias-pull-up;
diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
index ed1a9d319415..f767f921bdee 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
@@ -249,10 +249,11 @@ topckgen: syscon@10000000 {
#clock-cells = <1>;
};
- infracfg: syscon@10001000 {
+ infracfg: clock-controller@10001000 {
compatible = "mediatek,mt2712-infracfg", "syscon";
reg = <0 0x10001000 0 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
pericfg: syscon@10003000 {
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 3ee9266fa8e9..917fa39a74f8 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -252,7 +252,7 @@ scpsys: power-controller@10006000 {
clock-names = "hif_sel";
};
- cir: cir@10009000 {
+ cir: ir-receiver@10009000 {
compatible = "mediatek,mt7622-cir";
reg = <0 0x10009000 0 0x1000>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_LOW>;
@@ -283,16 +283,14 @@ thermal_calibration: calib@198 {
};
};
- apmixedsys: apmixedsys@10209000 {
- compatible = "mediatek,mt7622-apmixedsys",
- "syscon";
+ apmixedsys: clock-controller@10209000 {
+ compatible = "mediatek,mt7622-apmixedsys";
reg = <0 0x10209000 0 0x1000>;
#clock-cells = <1>;
};
- topckgen: topckgen@10210000 {
- compatible = "mediatek,mt7622-topckgen",
- "syscon";
+ topckgen: clock-controller@10210000 {
+ compatible = "mediatek,mt7622-topckgen";
reg = <0 0x10210000 0 0x1000>;
#clock-cells = <1>;
};
@@ -515,7 +513,6 @@ thermal: thermal@1100b000 {
<&pericfg CLK_PERI_AUXADC_PD>;
clock-names = "therm", "auxadc";
resets = <&pericfg MT7622_PERI_THERM_SW_RST>;
- reset-names = "therm";
mediatek,auxadc = <&auxadc>;
mediatek,apmixedsys = <&apmixedsys>;
nvmem-cells = <&thermal_calibration>;
@@ -734,9 +731,8 @@ wmac: wmac@18000000 {
power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>;
};
- ssusbsys: ssusbsys@1a000000 {
- compatible = "mediatek,mt7622-ssusbsys",
- "syscon";
+ ssusbsys: clock-controller@1a000000 {
+ compatible = "mediatek,mt7622-ssusbsys";
reg = <0 0x1a000000 0 0x1000>;
#clock-cells = <1>;
#reset-cells = <1>;
@@ -793,9 +789,8 @@ u2port1: usb-phy@1a0c5000 {
};
};
- pciesys: pciesys@1a100800 {
- compatible = "mediatek,mt7622-pciesys",
- "syscon";
+ pciesys: clock-controller@1a100800 {
+ compatible = "mediatek,mt7622-pciesys";
reg = <0 0x1a100800 0 0x1000>;
#clock-cells = <1>;
#reset-cells = <1>;
@@ -921,12 +916,13 @@ sata_port: sata-phy@1a243000 {
};
};
- hifsys: syscon@1af00000 {
- compatible = "mediatek,mt7622-hifsys", "syscon";
+ hifsys: clock-controller@1af00000 {
+ compatible = "mediatek,mt7622-hifsys";
reg = <0 0x1af00000 0 0x70>;
+ #clock-cells = <1>;
};
- ethsys: syscon@1b000000 {
+ ethsys: clock-controller@1b000000 {
compatible = "mediatek,mt7622-ethsys",
"syscon";
reg = <0 0x1b000000 0 0x1000>;
@@ -966,9 +962,7 @@ wed1: wed@1020b000 {
};
eth: ethernet@1b100000 {
- compatible = "mediatek,mt7622-eth",
- "mediatek,mt2701-eth",
- "syscon";
+ compatible = "mediatek,mt7622-eth";
reg = <0 0x1b100000 0 0x20000>;
interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_LOW>,
<GIC_SPI 224 IRQ_TYPE_LEVEL_LOW>,
diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
index e1ec2cccf444..aba6686eb34a 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts
@@ -146,19 +146,19 @@ sfp2: sfp-2 {
&cpu_thermal {
cooling-maps {
- cpu-active-high {
+ map-cpu-active-high {
/* active: set fan to cooling level 2 */
cooling-device = <&fan 2 2>;
trip = <&cpu_trip_active_high>;
};
- cpu-active-med {
+ map-cpu-active-med {
/* active: set fan to cooling level 1 */
cooling-device = <&fan 1 1>;
trip = <&cpu_trip_active_med>;
};
- cpu-active-low {
+ map-cpu-active-low {
/* active: set fan to cooling level 0 */
cooling-device = <&fan 0 0>;
trip = <&cpu_trip_active_low>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index d974739eae1c..559990dcd1d1 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -16,49 +16,49 @@ / {
#address-cells = <2>;
#size-cells = <2>;
- clk40m: oscillator-40m {
- compatible = "fixed-clock";
- clock-frequency = <40000000>;
- #clock-cells = <0>;
- clock-output-names = "clkxtal";
- };
-
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
- device_type = "cpu";
compatible = "arm,cortex-a53";
- enable-method = "psci";
reg = <0x0>;
+ device_type = "cpu";
+ enable-method = "psci";
#cooling-cells = <2>;
};
cpu1: cpu@1 {
- device_type = "cpu";
compatible = "arm,cortex-a53";
- enable-method = "psci";
reg = <0x1>;
+ device_type = "cpu";
+ enable-method = "psci";
#cooling-cells = <2>;
};
cpu2: cpu@2 {
- device_type = "cpu";
compatible = "arm,cortex-a53";
- enable-method = "psci";
reg = <0x2>;
+ device_type = "cpu";
+ enable-method = "psci";
#cooling-cells = <2>;
};
cpu3: cpu@3 {
- device_type = "cpu";
- enable-method = "psci";
compatible = "arm,cortex-a53";
reg = <0x3>;
+ device_type = "cpu";
+ enable-method = "psci";
#cooling-cells = <2>;
};
};
+ clk40m: oscillator-40m {
+ compatible = "fixed-clock";
+ clock-frequency = <40000000>;
+ #clock-cells = <0>;
+ clock-output-names = "clkxtal";
+ };
+
psci {
compatible = "arm,psci-0.2";
method = "smc";
@@ -121,32 +121,23 @@ wo_boot: wo-boot@15194000 {
};
- timer {
- compatible = "arm,armv8-timer";
- interrupt-parent = <&gic>;
- interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
- <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
- <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
- <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
- };
-
soc {
- #address-cells = <2>;
- #size-cells = <2>;
compatible = "simple-bus";
ranges;
+ #address-cells = <2>;
+ #size-cells = <2>;
gic: interrupt-controller@c000000 {
compatible = "arm,gic-v3";
- #interrupt-cells = <3>;
- interrupt-parent = <&gic>;
- interrupt-controller;
reg = <0 0x0c000000 0 0x10000>, /* GICD */
<0 0x0c080000 0 0x80000>, /* GICR */
<0 0x0c400000 0 0x2000>, /* GICC */
<0 0x0c410000 0 0x1000>, /* GICH */
<0 0x0c420000 0 0x2000>; /* GICV */
+ interrupt-parent = <&gic>;
interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
};
infracfg: infracfg@10001000 {
@@ -203,6 +194,19 @@ pio: pinctrl@1001f000 {
#interrupt-cells = <2>;
};
+ pwm: pwm@10048000 {
+ compatible = "mediatek,mt7986-pwm";
+ reg = <0 0x10048000 0 0x1000>;
+ #pwm-cells = <2>;
+ interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&topckgen CLK_TOP_PWM_SEL>,
+ <&infracfg CLK_INFRA_PWM_STA>,
+ <&infracfg CLK_INFRA_PWM1_CK>,
+ <&infracfg CLK_INFRA_PWM2_CK>;
+ clock-names = "top", "main", "pwm1", "pwm2";
+ status = "disabled";
+ };
+
sgmiisys0: syscon@10060000 {
compatible = "mediatek,mt7986-sgmiisys_0",
"syscon";
@@ -240,19 +244,6 @@ crypto: crypto@10320000 {
status = "disabled";
};
- pwm: pwm@10048000 {
- compatible = "mediatek,mt7986-pwm";
- reg = <0 0x10048000 0 0x1000>;
- #pwm-cells = <2>;
- interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&topckgen CLK_TOP_PWM_SEL>,
- <&infracfg CLK_INFRA_PWM_STA>,
- <&infracfg CLK_INFRA_PWM1_CK>,
- <&infracfg CLK_INFRA_PWM2_CK>;
- clock-names = "top", "main", "pwm1", "pwm2";
- status = "disabled";
- };
-
uart0: serial@11002000 {
compatible = "mediatek,mt7986-uart",
"mediatek,mt6577-uart";
@@ -310,9 +301,9 @@ i2c0: i2c@11008000 {
spi0: spi@1100a000 {
compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+ reg = <0 0x1100a000 0 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- reg = <0 0x1100a000 0 0x100>;
interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&topckgen CLK_TOP_MPLL_D2>,
<&topckgen CLK_TOP_SPI_SEL>,
@@ -324,9 +315,9 @@ spi0: spi@1100a000 {
spi1: spi@1100b000 {
compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+ reg = <0 0x1100b000 0 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- reg = <0 0x1100b000 0 0x100>;
interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&topckgen CLK_TOP_MPLL_D2>,
<&topckgen CLK_TOP_SPIM_MST_SEL>,
@@ -336,6 +327,20 @@ spi1: spi@1100b000 {
status = "disabled";
};
+ thermal: thermal@1100c800 {
+ compatible = "mediatek,mt7986-thermal";
+ reg = <0 0x1100c800 0 0x800>;
+ interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg CLK_INFRA_THERM_CK>,
+ <&infracfg CLK_INFRA_ADC_26M_CK>;
+ clock-names = "therm", "auxadc";
+ nvmem-cells = <&thermal_calibration>;
+ nvmem-cell-names = "calibration-data";
+ #thermal-sensor-cells = <1>;
+ mediatek,auxadc = <&auxadc>;
+ mediatek,apmixedsys = <&apmixedsys>;
+ };
+
auxadc: adc@1100d000 {
compatible = "mediatek,mt7986-auxadc";
reg = <0 0x1100d000 0 0x1000>;
@@ -387,39 +392,23 @@ mmc0: mmc@11230000 {
status = "disabled";
};
- thermal: thermal@1100c800 {
- #thermal-sensor-cells = <1>;
- compatible = "mediatek,mt7986-thermal";
- reg = <0 0x1100c800 0 0x800>;
- interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&infracfg CLK_INFRA_THERM_CK>,
- <&infracfg CLK_INFRA_ADC_26M_CK>,
- <&infracfg CLK_INFRA_ADC_FRC_CK>;
- clock-names = "therm", "auxadc", "adc_32k";
- mediatek,auxadc = <&auxadc>;
- mediatek,apmixedsys = <&apmixedsys>;
- nvmem-cells = <&thermal_calibration>;
- nvmem-cell-names = "calibration-data";
- };
-
pcie: pcie@11280000 {
compatible = "mediatek,mt7986-pcie",
"mediatek,mt8192-pcie";
+ reg = <0x00 0x11280000 0x00 0x4000>;
+ reg-names = "pcie-mac";
+ ranges = <0x82000000 0x00 0x20000000 0x00
+ 0x20000000 0x00 0x10000000>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
- reg = <0x00 0x11280000 0x00 0x4000>;
- reg-names = "pcie-mac";
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
bus-range = <0x00 0xff>;
- ranges = <0x82000000 0x00 0x20000000 0x00
- 0x20000000 0x00 0x10000000>;
clocks = <&infracfg CLK_INFRA_IPCIE_PIPE_CK>,
<&infracfg CLK_INFRA_IPCIE_CK>,
<&infracfg CLK_INFRA_IPCIER_CK>,
<&infracfg CLK_INFRA_IPCIEB_CK>;
clock-names = "pl_250m", "tl_26m", "peri_26m", "top_133m";
- status = "disabled";
phys = <&pcie_port PHY_TYPE_PCIE>;
phy-names = "pcie-phy";
@@ -430,6 +419,8 @@ pcie: pcie@11280000 {
<0 0 0 2 &pcie_intc 1>,
<0 0 0 3 &pcie_intc 2>,
<0 0 0 4 &pcie_intc 3>;
+ status = "disabled";
+
pcie_intc: interrupt-controller {
#address-cells = <0>;
#interrupt-cells = <1>;
@@ -440,9 +431,9 @@ pcie_intc: interrupt-controller {
pcie_phy: t-phy {
compatible = "mediatek,mt7986-tphy",
"mediatek,generic-tphy-v2";
+ ranges;
#address-cells = <2>;
#size-cells = <2>;
- ranges;
status = "disabled";
pcie_port: pcie-phy@11c00000 {
@@ -467,9 +458,9 @@ thermal_calibration: calib@274 {
usb_phy: t-phy@11e10000 {
compatible = "mediatek,mt7986-tphy",
"mediatek,generic-tphy-v2";
+ ranges = <0 0 0x11e10000 0x1700>;
#address-cells = <1>;
#size-cells = <1>;
- ranges = <0 0 0x11e10000 0x1700>;
status = "disabled";
u2port0: usb-phy@0 {
@@ -497,8 +488,6 @@ u2port1: usb-phy@1000 {
};
ethsys: syscon@15000000 {
- #address-cells = <1>;
- #size-cells = <1>;
compatible = "mediatek,mt7986-ethsys",
"syscon";
reg = <0 0x15000000 0 0x1000>;
@@ -532,20 +521,6 @@ wed1: wed@15011000 {
mediatek,wo-ccif = <&wo_ccif1>;
};
- wo_ccif0: syscon@151a5000 {
- compatible = "mediatek,mt7986-wo-ccif", "syscon";
- reg = <0 0x151a5000 0 0x1000>;
- interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
- };
-
- wo_ccif1: syscon@151ad000 {
- compatible = "mediatek,mt7986-wo-ccif", "syscon";
- reg = <0 0x151ad000 0 0x1000>;
- interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
- };
-
eth: ethernet@15100000 {
compatible = "mediatek,mt7986-eth";
reg = <0 0x15100000 0 0x80000>;
@@ -578,26 +553,39 @@ eth: ethernet@15100000 {
<&topckgen CLK_TOP_SGM_325M_SEL>;
assigned-clock-parents = <&apmixedsys CLK_APMIXED_NET2PLL>,
<&apmixedsys CLK_APMIXED_SGMPLL>;
+ #address-cells = <1>;
+ #size-cells = <0>;
mediatek,ethsys = <ðsys>;
mediatek,sgmiisys = <&sgmiisys0>, <&sgmiisys1>;
mediatek,wed-pcie = <&wed_pcie>;
mediatek,wed = <&wed0>, <&wed1>;
- #reset-cells = <1>;
- #address-cells = <1>;
- #size-cells = <0>;
status = "disabled";
};
+ wo_ccif0: syscon@151a5000 {
+ compatible = "mediatek,mt7986-wo-ccif", "syscon";
+ reg = <0 0x151a5000 0 0x1000>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ wo_ccif1: syscon@151ad000 {
+ compatible = "mediatek,mt7986-wo-ccif", "syscon";
+ reg = <0 0x151ad000 0 0x1000>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
wifi: wifi@18000000 {
compatible = "mediatek,mt7986-wmac";
+ reg = <0 0x18000000 0 0x1000000>,
+ <0 0x10003000 0 0x1000>,
+ <0 0x11d10000 0 0x1000>;
resets = <&watchdog MT7986_TOPRGU_CONSYS_SW_RST>;
reset-names = "consys";
clocks = <&topckgen CLK_TOP_CONN_MCUSYS_SEL>,
<&topckgen CLK_TOP_AP2CNN_HOST_SEL>;
clock-names = "mcu", "ap2conn";
- reg = <0 0x18000000 0 0x1000000>,
- <0 0x10003000 0 0x1000>,
- <0 0x11d10000 0 0x1000>;
interrupts = <GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 214 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>,
@@ -645,4 +633,13 @@ cpu_trip_active_low: active-low {
};
};
};
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+ };
};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index 70becf10cacb..d846342c1d3b 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -405,7 +405,6 @@ &mt6358codec {
};
&mt6358_vgpu_reg {
- regulator-min-microvolt = <625000>;
regulator-max-microvolt = <900000>;
regulator-coupled-with = <&mt6358_vsram_gpu_reg>;
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index df6e9990cd5f..8721a5ffca30 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -1628,6 +1628,7 @@ mfgcfg: syscon@13000000 {
compatible = "mediatek,mt8183-mfgcfg", "syscon";
reg = <0 0x13000000 0 0x1000>;
#clock-cells = <1>;
+ power-domains = <&spm MT8183_POWER_DOMAIN_MFG_ASYNC>;
};
gpu: gpu@13040000 {
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index 4bd1494b354c..dc39ebd1bbfc 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -1392,7 +1392,7 @@ regulators {
mt6315_6_vbuck1: vbuck1 {
regulator-compatible = "vbuck1";
regulator-name = "Vbcpu";
- regulator-min-microvolt = <300000>;
+ regulator-min-microvolt = <400000>;
regulator-max-microvolt = <1193750>;
regulator-enable-ramp-delay = <256>;
regulator-allowed-modes = <0 1 2>;
@@ -1402,7 +1402,7 @@ mt6315_6_vbuck1: vbuck1 {
mt6315_6_vbuck3: vbuck3 {
regulator-compatible = "vbuck3";
regulator-name = "Vlcpu";
- regulator-min-microvolt = <300000>;
+ regulator-min-microvolt = <400000>;
regulator-max-microvolt = <1193750>;
regulator-enable-ramp-delay = <256>;
regulator-allowed-modes = <0 1 2>;
@@ -1419,7 +1419,7 @@ regulators {
mt6315_7_vbuck1: vbuck1 {
regulator-compatible = "vbuck1";
regulator-name = "Vgpu";
- regulator-min-microvolt = <606250>;
+ regulator-min-microvolt = <400000>;
regulator-max-microvolt = <800000>;
regulator-enable-ramp-delay = <256>;
regulator-allowed-modes = <0 1 2>;
diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
index f1fc14e53f8c..b1443adc55aa 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
@@ -1412,6 +1412,7 @@ mutex: mutex@14001000 {
reg = <0 0x14001000 0 0x1000>;
interrupts = <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH 0>;
clocks = <&mmsys CLK_MM_DISP_MUTEX0>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x1000 0x1000>;
mediatek,gce-events = <CMDQ_EVENT_DISP_STREAM_DONE_ENG_EVENT_0>,
<CMDQ_EVENT_DISP_STREAM_DONE_ENG_EVENT_1>;
power-domains = <&spm MT8192_POWER_DOMAIN_DISP>;
diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 3f508e5c1843..b78f408110bf 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -114,6 +114,77 @@ ppvar_sys: regulator-ppvar-sys {
regulator-boot-on;
};
+ /* Murata NCP03WF104F05RL */
+ tboard_thermistor1: thermal-sensor-t1 {
+ compatible = "generic-adc-thermal";
+ #thermal-sensor-cells = <0>;
+ io-channels = <&auxadc 0>;
+ io-channel-names = "sensor-channel";
+ temperature-lookup-table = < (-10000) 1553
+ (-5000) 1485
+ 0 1406
+ 5000 1317
+ 10000 1219
+ 15000 1115
+ 20000 1007
+ 25000 900
+ 30000 796
+ 35000 697
+ 40000 605
+ 45000 523
+ 50000 449
+ 55000 384
+ 60000 327
+ 65000 279
+ 70000 237
+ 75000 202
+ 80000 172
+ 85000 147
+ 90000 125
+ 95000 107
+ 100000 92
+ 105000 79
+ 110000 68
+ 115000 59
+ 120000 51
+ 125000 44>;
+ };
+
+ tboard_thermistor2: thermal-sensor-t2 {
+ compatible = "generic-adc-thermal";
+ #thermal-sensor-cells = <0>;
+ io-channels = <&auxadc 1>;
+ io-channel-names = "sensor-channel";
+ temperature-lookup-table = < (-10000) 1553
+ (-5000) 1485
+ 0 1406
+ 5000 1317
+ 10000 1219
+ 15000 1115
+ 20000 1007
+ 25000 900
+ 30000 796
+ 35000 697
+ 40000 605
+ 45000 523
+ 50000 449
+ 55000 384
+ 60000 327
+ 65000 279
+ 70000 237
+ 75000 202
+ 80000 172
+ 85000 147
+ 90000 125
+ 95000 107
+ 100000 92
+ 105000 79
+ 110000 68
+ 115000 59
+ 120000 51
+ 125000 44>;
+ };
+
usb_vbus: regulator-5v0-usb-vbus {
compatible = "regulator-fixed";
regulator-name = "usb-vbus";
@@ -176,6 +247,42 @@ &afe {
memory-region = <&afe_mem>;
};
+&auxadc {
+ status = "okay";
+};
+
+&cpu0 {
+ cpu-supply = <&mt6359_vcore_buck_reg>;
+};
+
+&cpu1 {
+ cpu-supply = <&mt6359_vcore_buck_reg>;
+};
+
+&cpu2 {
+ cpu-supply = <&mt6359_vcore_buck_reg>;
+};
+
+&cpu3 {
+ cpu-supply = <&mt6359_vcore_buck_reg>;
+};
+
+&cpu4 {
+ cpu-supply = <&mt6315_6_vbuck1>;
+};
+
+&cpu5 {
+ cpu-supply = <&mt6315_6_vbuck1>;
+};
+
+&cpu6 {
+ cpu-supply = <&mt6315_6_vbuck1>;
+};
+
+&cpu7 {
+ cpu-supply = <&mt6315_6_vbuck1>;
+};
+
&dp_intf0 {
status = "okay";
@@ -1098,7 +1205,7 @@ regulators {
mt6315_6_vbuck1: vbuck1 {
regulator-compatible = "vbuck1";
regulator-name = "Vbcpu";
- regulator-min-microvolt = <300000>;
+ regulator-min-microvolt = <400000>;
regulator-max-microvolt = <1193750>;
regulator-enable-ramp-delay = <256>;
regulator-ramp-delay = <6250>;
@@ -1116,7 +1223,7 @@ regulators {
mt6315_7_vbuck1: vbuck1 {
regulator-compatible = "vbuck1";
regulator-name = "Vgpu";
- regulator-min-microvolt = <625000>;
+ regulator-min-microvolt = <400000>;
regulator-max-microvolt = <1193750>;
regulator-enable-ramp-delay = <256>;
regulator-ramp-delay = <6250>;
@@ -1127,6 +1234,36 @@ mt6315_7_vbuck1: vbuck1 {
};
};
+&thermal_zones {
+ soc-area-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <250>;
+ thermal-sensors = <&tboard_thermistor1>;
+
+ trips {
+ trip-crit {
+ temperature = <84000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ pmic-area-thermal {
+ polling-delay = <1000>;
+ polling-delay-passive = <0>;
+ thermal-sensors = <&tboard_thermistor2>;
+
+ trips {
+ trip-crit {
+ temperature = <84000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+};
+
&u3phy0 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 6708c4d21abf..2bb9d9aa65fe 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -1963,6 +1963,7 @@ vppsys0: syscon@14000000 {
compatible = "mediatek,mt8195-vppsys0", "syscon";
reg = <0 0x14000000 0 0x1000>;
#clock-cells = <1>;
+ mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0 0x1000>;
};
mutex@1400f000 {
@@ -2077,6 +2078,7 @@ vppsys1: syscon@14f00000 {
compatible = "mediatek,mt8195-vppsys1", "syscon";
reg = <0 0x14f00000 0 0x1000>;
#clock-cells = <1>;
+ mediatek,gce-client-reg = <&gce1 SUBSYS_14f0XXXX 0 0x1000>;
};
mutex@14f01000 {
@@ -2623,6 +2625,7 @@ vdosys0: syscon@1c01a000 {
reg = <0 0x1c01a000 0 0x1000>;
mboxes = <&gce0 0 CMDQ_THR_PRIO_4>;
#clock-cells = <1>;
+ mediatek,gce-client-reg = <&gce0 SUBSYS_1c01XXXX 0xa000 0x1000>;
};
@@ -2776,6 +2779,7 @@ mutex: mutex@1c016000 {
interrupts = <GIC_SPI 658 IRQ_TYPE_LEVEL_HIGH 0>;
power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS0>;
clocks = <&vdosys0 CLK_VDO0_DISP_MUTEX0>;
+ mediatek,gce-client-reg = <&gce0 SUBSYS_1c01XXXX 0x6000 0x1000>;
mediatek,gce-events = <CMDQ_EVENT_VDO0_DISP_STREAM_DONE_0>;
};
@@ -2846,6 +2850,7 @@ mutex1: mutex@1c101000 {
power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>;
clocks = <&vdosys1 CLK_VDO1_DISP_MUTEX>;
clock-names = "vdo1_mutex";
+ mediatek,gce-client-reg = <&gce0 SUBSYS_1c10XXXX 0x1000 0x1000>;
mediatek,gce-events = <CMDQ_EVENT_VDO1_STREAM_DONE_ENG_0>;
};
diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
index 6eb4c5eb6bb8..fbb9bf09078a 100644
--- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
@@ -2644,7 +2644,7 @@ usb_sec: usb@a8f8800 {
resets = <&gcc GCC_USB30_SEC_BCR>;
power-domains = <&gcc USB30_SEC_GDSC>;
interrupts-extended = <&intc GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
- <&pdc 7 IRQ_TYPE_LEVEL_HIGH>,
+ <&pdc 40 IRQ_TYPE_LEVEL_HIGH>,
<&pdc 10 IRQ_TYPE_EDGE_BOTH>,
<&pdc 11 IRQ_TYPE_EDGE_BOTH>;
interrupt-names = "hs_phy_irq", "ss_phy_irq",
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index b8081513176a..329dcfea51de 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -1773,6 +1773,7 @@ pcie4: pcie@1c00000 {
reset-names = "pci";
power-domains = <&gcc PCIE_4_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
phys = <&pcie4_phy>;
phy-names = "pciephy";
@@ -1871,6 +1872,7 @@ pcie3b: pcie@1c08000 {
reset-names = "pci";
power-domains = <&gcc PCIE_3B_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
phys = <&pcie3b_phy>;
phy-names = "pciephy";
@@ -1969,6 +1971,7 @@ pcie3a: pcie@1c10000 {
reset-names = "pci";
power-domains = <&gcc PCIE_3A_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
phys = <&pcie3a_phy>;
phy-names = "pciephy";
@@ -2070,6 +2073,7 @@ pcie2b: pcie@1c18000 {
reset-names = "pci";
power-domains = <&gcc PCIE_2B_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
phys = <&pcie2b_phy>;
phy-names = "pciephy";
@@ -2168,6 +2172,7 @@ pcie2a: pcie@1c20000 {
reset-names = "pci";
power-domains = <&gcc PCIE_2A_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
phys = <&pcie2a_phy>;
phy-names = "pciephy";
diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 0fc25c6a481f..0229bd706a2e 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -1774,12 +1774,8 @@ pcie0: pci@1c00000 {
ranges = <0x01000000 0x0 0x00000000 0x0 0x60200000 0x0 0x100000>,
<0x02000000 0x0 0x60300000 0x0 0x60300000 0x0 0x3d00000>;
- /*
- * MSIs for BDF (1:0.0) only works with Device ID 0x5980.
- * Hence, the IDs are swapped.
- */
- msi-map = <0x0 &gic_its 0x5981 0x1>,
- <0x100 &gic_its 0x5980 0x1>;
+ msi-map = <0x0 &gic_its 0x5980 0x1>,
+ <0x100 &gic_its 0x5981 0x1>;
msi-map-mask = <0xff00>;
interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -1888,12 +1884,8 @@ pcie1: pci@1c08000 {
ranges = <0x01000000 0x0 0x00000000 0x0 0x40200000 0x0 0x100000>,
<0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x1fd00000>;
- /*
- * MSIs for BDF (1:0.0) only works with Device ID 0x5a00.
- * Hence, the IDs are swapped.
- */
- msi-map = <0x0 &gic_its 0x5a01 0x1>,
- <0x100 &gic_its 0x5a00 0x1>;
+ msi-map = <0x0 &gic_its 0x5a00 0x1>,
+ <0x100 &gic_its 0x5a01 0x1>;
msi-map-mask = <0xff00>;
interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts
index 054c6a4d1a45..294eb2de263d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts
@@ -779,7 +779,6 @@ &pcie_phy {
};
&pcie0 {
- bus-scan-delay-ms = <1000>;
ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>;
num-lanes = <4>;
pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index 20e3f41efe97..f2ca5d30d223 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -401,16 +401,22 @@ &io_domains {
gpio1830-supply = <&vcc_1v8>;
};
-&pmu_io_domains {
- status = "okay";
- pmu1830-supply = <&vcc_1v8>;
-};
-
-&pwm2 {
- status = "okay";
+&pcie_clkreqn_cpm {
+ rockchip,pins =
+ <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_up>;
};
&pinctrl {
+ pinctrl-names = "default";
+ pinctrl-0 = <&q7_thermal_pin>;
+
+ gpios {
+ q7_thermal_pin: q7-thermal-pin {
+ rockchip,pins =
+ <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+
i2c8 {
i2c8_xfer_a: i2c8-xfer {
rockchip,pins =
@@ -443,11 +449,20 @@ vcc5v0_host_en: vcc5v0-host-en {
usb3 {
usb3_id: usb3-id {
rockchip,pins =
- <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+ <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};
+&pmu_io_domains {
+ status = "okay";
+ pmu1830-supply = <&vcc_1v8>;
+};
+
+&pwm2 {
+ status = "okay";
+};
+
&sdhci {
/*
* Signal integrity isn't great at 200MHz but 100MHz has proven stable
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
index f9127ddfbb7d..dc5892d25c10 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
@@ -416,6 +416,8 @@ regulator-state-mem {
vccio_sd: LDO_REG5 {
regulator-name = "vccio_sd";
+ regulator-always-on;
+ regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
@@ -525,9 +527,9 @@ &mdio0 {
#address-cells = <1>;
#size-cells = <0>;
- switch@0 {
+ switch@1f {
compatible = "mediatek,mt7531";
- reg = <0>;
+ reg = <0x1f>;
ports {
#address-cells = <1>;
diff --git a/arch/arm64/kvm/hyp/include/nvhe/gfp.h b/arch/arm64/kvm/hyp/include/nvhe/gfp.h
index fe5472a184a3..97c527ef53c2 100644
--- a/arch/arm64/kvm/hyp/include/nvhe/gfp.h
+++ b/arch/arm64/kvm/hyp/include/nvhe/gfp.h
@@ -16,7 +16,7 @@ struct hyp_pool {
* API at EL2.
*/
hyp_spinlock_t lock;
- struct list_head free_area[MAX_ORDER + 1];
+ struct list_head free_area[NR_PAGE_ORDERS];
phys_addr_t range_start;
phys_addr_t range_end;
unsigned short max_order;
diff --git a/arch/loongarch/include/asm/perf_event.h b/arch/loongarch/include/asm/perf_event.h
index 2a35a0bc2aaa..52b638059e40 100644
--- a/arch/loongarch/include/asm/perf_event.h
+++ b/arch/loongarch/include/asm/perf_event.h
@@ -7,6 +7,14 @@
#ifndef __LOONGARCH_PERF_EVENT_H__
#define __LOONGARCH_PERF_EVENT_H__
+#include <asm/ptrace.h>
+
#define perf_arch_bpf_user_pt_regs(regs) (struct user_pt_regs *)regs
+#define perf_arch_fetch_caller_regs(regs, __ip) { \
+ (regs)->csr_era = (__ip); \
+ (regs)->regs[3] = current_stack_pointer; \
+ (regs)->regs[22] = (unsigned long) __builtin_frame_address(0); \
+}
+
#endif /* __LOONGARCH_PERF_EVENT_H__ */
diff --git a/arch/loongarch/mm/fault.c b/arch/loongarch/mm/fault.c
index 1fc2f6813ea0..97b40defde06 100644
--- a/arch/loongarch/mm/fault.c
+++ b/arch/loongarch/mm/fault.c
@@ -202,10 +202,10 @@ static void __kprobes __do_page_fault(struct pt_regs *regs,
if (!(vma->vm_flags & VM_WRITE))
goto bad_area;
} else {
- if (!(vma->vm_flags & VM_READ) && address != exception_era(regs))
- goto bad_area;
if (!(vma->vm_flags & VM_EXEC) && address == exception_era(regs))
goto bad_area;
+ if (!(vma->vm_flags & (VM_READ | VM_WRITE)) && address != exception_era(regs))
+ goto bad_area;
}
/*
diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h
index 57e887bfa34c..94b3d6930fc3 100644
--- a/arch/riscv/include/asm/page.h
+++ b/arch/riscv/include/asm/page.h
@@ -89,7 +89,7 @@ typedef struct page *pgtable_t;
#define PTE_FMT "%08lx"
#endif
-#ifdef CONFIG_64BIT
+#if defined(CONFIG_64BIT) && defined(CONFIG_MMU)
/*
* We override this value as its generic definition uses __pa too early in
* the boot process (before kernel_map.va_pa_offset is set).
diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h
index 2793304bf1b7..719c3041ae1c 100644
--- a/arch/riscv/include/asm/pgtable.h
+++ b/arch/riscv/include/asm/pgtable.h
@@ -903,8 +903,8 @@ static inline pte_t pte_swp_clear_exclusive(pte_t pte)
#define PAGE_SHARED __pgprot(0)
#define PAGE_KERNEL __pgprot(0)
#define swapper_pg_dir NULL
-#define TASK_SIZE 0xffffffffUL
-#define VMALLOC_START 0
+#define TASK_SIZE _AC(-1, UL)
+#define VMALLOC_START _AC(0, UL)
#define VMALLOC_END TASK_SIZE
#endif /* !CONFIG_MMU */
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index aac853ae4eb7..e600aab116a4 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -173,6 +173,19 @@ static void __init init_resources(void)
if (ret < 0)
goto error;
+#ifdef CONFIG_KEXEC_CORE
+ if (crashk_res.start != crashk_res.end) {
+ ret = add_resource(&iomem_resource, &crashk_res);
+ if (ret < 0)
+ goto error;
+ }
+ if (crashk_low_res.start != crashk_low_res.end) {
+ ret = add_resource(&iomem_resource, &crashk_low_res);
+ if (ret < 0)
+ goto error;
+ }
+#endif
+
#ifdef CONFIG_CRASH_DUMP
if (elfcorehdr_size > 0) {
elfcorehdr_res.start = elfcorehdr_addr;
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index b50faa232b5e..ec02ea86aa39 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -230,7 +230,7 @@ static void __init setup_bootmem(void)
* In 64-bit, any use of __va/__pa before this point is wrong as we
* did not know the start of DRAM before.
*/
- if (IS_ENABLED(CONFIG_64BIT))
+ if (IS_ENABLED(CONFIG_64BIT) && IS_ENABLED(CONFIG_MMU))
kernel_map.va_pa_offset = PAGE_OFFSET - phys_ram_base;
/*
diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c
index 08ffd17d5ec3..523a6e5ee925 100644
--- a/arch/sparc/kernel/traps_64.c
+++ b/arch/sparc/kernel/traps_64.c
@@ -897,7 +897,7 @@ void __init cheetah_ecache_flush_init(void)
/* Now allocate error trap reporting scoreboard. */
sz = NR_CPUS * (2 * sizeof(struct cheetah_err_info));
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
if ((PAGE_SIZE << order) >= sz)
break;
}
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 0ca3130c6c8f..be9248e5cb71 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -62,6 +62,7 @@ config X86
select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI
select ARCH_32BIT_OFF_T if X86_32
select ARCH_CLOCKSOURCE_INIT
+ select ARCH_CONFIGURES_CPU_MITIGATIONS
select ARCH_CORRECT_STACKTRACE_ON_KRETPROBE
select ARCH_ENABLE_HUGEPAGE_MIGRATION if X86_64 && HUGETLB_PAGE && MIGRATION
select ARCH_ENABLE_MEMORY_HOTPLUG if X86_64
@@ -2421,17 +2422,17 @@ config PREFIX_SYMBOLS
def_bool y
depends on CALL_PADDING && !CFI_CLANG
-menuconfig SPECULATION_MITIGATIONS
- bool "Mitigations for speculative execution vulnerabilities"
+menuconfig CPU_MITIGATIONS
+ bool "Mitigations for CPU vulnerabilities"
default y
help
- Say Y here to enable options which enable mitigations for
- speculative execution hardware vulnerabilities.
+ Say Y here to enable options which enable mitigations for hardware
+ vulnerabilities (usually related to speculative execution).
If you say N, all mitigations will be disabled. You really
should know what you are doing to say so.
-if SPECULATION_MITIGATIONS
+if CPU_MITIGATIONS
config PAGE_TABLE_ISOLATION
bool "Remove the kernel mapping in user mode"
diff --git a/arch/x86/include/asm/coco.h b/arch/x86/include/asm/coco.h
index de03537a0182..c72b3553081c 100644
--- a/arch/x86/include/asm/coco.h
+++ b/arch/x86/include/asm/coco.h
@@ -12,9 +12,10 @@ enum cc_vendor {
};
extern enum cc_vendor cc_vendor;
-extern u64 cc_mask;
#ifdef CONFIG_ARCH_HAS_CC_PLATFORM
+extern u64 cc_mask;
+
static inline void cc_set_mask(u64 mask)
{
RIP_REL_REF(cc_mask) = mask;
@@ -24,6 +25,8 @@ u64 cc_mkenc(u64 val);
u64 cc_mkdec(u64 val);
void cc_random_init(void);
#else
+static const u64 cc_mask = 0;
+
static inline u64 cc_mkenc(u64 val)
{
return val;
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 0b748ee16b3d..9abb8cc4cd47 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -148,7 +148,7 @@
#define _COMMON_PAGE_CHG_MASK (PTE_PFN_MASK | _PAGE_PCD | _PAGE_PWT | \
_PAGE_SPECIAL | _PAGE_ACCESSED | \
_PAGE_DIRTY_BITS | _PAGE_SOFT_DIRTY | \
- _PAGE_DEVMAP | _PAGE_ENC | _PAGE_UFFD_WP)
+ _PAGE_DEVMAP | _PAGE_CC | _PAGE_UFFD_WP)
#define _PAGE_CHG_MASK (_COMMON_PAGE_CHG_MASK | _PAGE_PAT)
#define _HPAGE_CHG_MASK (_COMMON_PAGE_CHG_MASK | _PAGE_PSE | _PAGE_PAT_LARGE)
@@ -173,6 +173,7 @@ enum page_cache_mode {
};
#endif
+#define _PAGE_CC (_AT(pteval_t, cc_mask))
#define _PAGE_ENC (_AT(pteval_t, sme_me_mask))
#define _PAGE_CACHE_MASK (_PAGE_PWT | _PAGE_PCD | _PAGE_PAT)
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 33b268747bb7..4989095ab769 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -138,7 +138,7 @@ void __show_regs(struct pt_regs *regs, enum show_regs_mode mode,
log_lvl, d3, d6, d7);
}
- if (cpu_feature_enabled(X86_FEATURE_OSPKE))
+ if (cr4 & X86_CR4_PKE)
printk("%sPKRU: %08x\n", log_lvl, read_pkru());
}
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c
index dc8e8e907cfb..da2d82e3a873 100644
--- a/arch/x86/kvm/pmu.c
+++ b/arch/x86/kvm/pmu.c
@@ -691,6 +691,8 @@ void kvm_pmu_reset(struct kvm_vcpu *vcpu)
*/
void kvm_pmu_refresh(struct kvm_vcpu *vcpu)
{
+ struct kvm_pmu *pmu = vcpu_to_pmu(vcpu);
+
if (KVM_BUG_ON(kvm_vcpu_has_run(vcpu), vcpu->kvm))
return;
@@ -700,8 +702,34 @@ void kvm_pmu_refresh(struct kvm_vcpu *vcpu)
*/
kvm_pmu_reset(vcpu);
- bitmap_zero(vcpu_to_pmu(vcpu)->all_valid_pmc_idx, X86_PMC_IDX_MAX);
+ pmu->version = 0;
+ pmu->nr_arch_gp_counters = 0;
+ pmu->nr_arch_fixed_counters = 0;
+ pmu->counter_bitmask[KVM_PMC_GP] = 0;
+ pmu->counter_bitmask[KVM_PMC_FIXED] = 0;
+ pmu->reserved_bits = 0xffffffff00200000ull;
+ pmu->raw_event_mask = X86_RAW_EVENT_MASK;
+ pmu->global_ctrl_mask = ~0ull;
+ pmu->global_status_mask = ~0ull;
+ pmu->fixed_ctr_ctrl_mask = ~0ull;
+ pmu->pebs_enable_mask = ~0ull;
+ pmu->pebs_data_cfg_mask = ~0ull;
+ bitmap_zero(pmu->all_valid_pmc_idx, X86_PMC_IDX_MAX);
+
+ if (!vcpu->kvm->arch.enable_pmu)
+ return;
+
static_call(kvm_x86_pmu_refresh)(vcpu);
+
+ /*
+ * At RESET, both Intel and AMD CPUs set all enable bits for general
+ * purpose counters in IA32_PERF_GLOBAL_CTRL (so that software that
+ * was written for v1 PMUs don't unknowingly leave GP counters disabled
+ * in the global controls). Emulate that behavior when refreshing the
+ * PMU so that userspace doesn't need to manually set PERF_GLOBAL_CTRL.
+ */
+ if (kvm_pmu_has_perf_global_ctrl(pmu) && pmu->nr_arch_gp_counters)
+ pmu->global_ctrl = GENMASK_ULL(pmu->nr_arch_gp_counters - 1, 0);
}
void kvm_pmu_init(struct kvm_vcpu *vcpu)
diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c
index 1549461fa42b..48a2f77f62ef 100644
--- a/arch/x86/kvm/vmx/pmu_intel.c
+++ b/arch/x86/kvm/vmx/pmu_intel.c
@@ -493,19 +493,6 @@ static void intel_pmu_refresh(struct kvm_vcpu *vcpu)
u64 counter_mask;
int i;
- pmu->nr_arch_gp_counters = 0;
- pmu->nr_arch_fixed_counters = 0;
- pmu->counter_bitmask[KVM_PMC_GP] = 0;
- pmu->counter_bitmask[KVM_PMC_FIXED] = 0;
- pmu->version = 0;
- pmu->reserved_bits = 0xffffffff00200000ull;
- pmu->raw_event_mask = X86_RAW_EVENT_MASK;
- pmu->global_ctrl_mask = ~0ull;
- pmu->global_status_mask = ~0ull;
- pmu->fixed_ctr_ctrl_mask = ~0ull;
- pmu->pebs_enable_mask = ~0ull;
- pmu->pebs_data_cfg_mask = ~0ull;
-
memset(&lbr_desc->records, 0, sizeof(lbr_desc->records));
/*
@@ -517,8 +504,9 @@ static void intel_pmu_refresh(struct kvm_vcpu *vcpu)
return;
entry = kvm_find_cpuid_entry(vcpu, 0xa);
- if (!entry || !vcpu->kvm->arch.enable_pmu)
+ if (!entry)
return;
+
eax.full = entry->eax;
edx.full = entry->edx;
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 7ff269a78c20..d3b9da75a815 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -163,6 +163,13 @@ show_cppc_data(cppc_get_perf_caps, cppc_perf_caps, nominal_freq);
show_cppc_data(cppc_get_perf_ctrs, cppc_perf_fb_ctrs, reference_perf);
show_cppc_data(cppc_get_perf_ctrs, cppc_perf_fb_ctrs, wraparound_time);
+/* Check for valid access_width, otherwise, fallback to using bit_width */
+#define GET_BIT_WIDTH(reg) ((reg)->access_width ? (8 << ((reg)->access_width - 1)) : (reg)->bit_width)
+
+/* Shift and apply the mask for CPC reads/writes */
+#define MASK_VAL(reg, val) (((val) >> (reg)->bit_offset) & \
+ GENMASK(((reg)->bit_width) - 1, 0))
+
static ssize_t show_feedback_ctrs(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
@@ -777,6 +784,7 @@ int acpi_cppc_processor_probe(struct acpi_processor *pr)
} else if (gas_t->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
if (gas_t->address) {
void __iomem *addr;
+ size_t access_width;
if (!osc_cpc_flexible_adr_space_confirmed) {
pr_debug("Flexible address space capability not supported\n");
@@ -784,7 +792,8 @@ int acpi_cppc_processor_probe(struct acpi_processor *pr)
goto out_free;
}
- addr = ioremap(gas_t->address, gas_t->bit_width/8);
+ access_width = GET_BIT_WIDTH(gas_t) / 8;
+ addr = ioremap(gas_t->address, access_width);
if (!addr)
goto out_free;
cpc_ptr->cpc_regs[i-2].sys_mem_vaddr = addr;
@@ -980,6 +989,7 @@ int __weak cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val)
static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
{
void __iomem *vaddr = NULL;
+ int size;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);
struct cpc_reg *reg = ®_res->cpc_entry.reg;
@@ -989,14 +999,14 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
}
*val = 0;
+ size = GET_BIT_WIDTH(reg);
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
- u32 width = 8 << (reg->access_width - 1);
u32 val_u32;
acpi_status status;
status = acpi_os_read_port((acpi_io_address)reg->address,
- &val_u32, width);
+ &val_u32, size);
if (ACPI_FAILURE(status)) {
pr_debug("Error: Failed to read SystemIO port %llx\n",
reg->address);
@@ -1005,17 +1015,24 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
*val = val_u32;
return 0;
- } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0)
+ } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) {
+ /*
+ * For registers in PCC space, the register size is determined
+ * by the bit width field; the access size is used to indicate
+ * the PCC subspace id.
+ */
+ size = reg->bit_width;
vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id);
+ }
else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
vaddr = reg_res->sys_mem_vaddr;
else if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE)
return cpc_read_ffh(cpu, reg, val);
else
return acpi_os_read_memory((acpi_physical_address)reg->address,
- val, reg->bit_width);
+ val, size);
- switch (reg->bit_width) {
+ switch (size) {
case 8:
*val = readb_relaxed(vaddr);
break;
@@ -1029,27 +1046,37 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
*val = readq_relaxed(vaddr);
break;
default:
- pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n",
- reg->bit_width, pcc_ss_id);
+ if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+ pr_debug("Error: Cannot read %u bit width from system memory: 0x%llx\n",
+ size, reg->address);
+ } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM) {
+ pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n",
+ size, pcc_ss_id);
+ }
return -EFAULT;
}
+ if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
+ *val = MASK_VAL(reg, *val);
+
return 0;
}
static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)
{
int ret_val = 0;
+ int size;
void __iomem *vaddr = NULL;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);
struct cpc_reg *reg = ®_res->cpc_entry.reg;
+ size = GET_BIT_WIDTH(reg);
+
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
- u32 width = 8 << (reg->access_width - 1);
acpi_status status;
status = acpi_os_write_port((acpi_io_address)reg->address,
- (u32)val, width);
+ (u32)val, size);
if (ACPI_FAILURE(status)) {
pr_debug("Error: Failed to write SystemIO port %llx\n",
reg->address);
@@ -1057,17 +1084,27 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)
}
return 0;
- } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0)
+ } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) {
+ /*
+ * For registers in PCC space, the register size is determined
+ * by the bit width field; the access size is used to indicate
+ * the PCC subspace id.
+ */
+ size = reg->bit_width;
vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id);
+ }
else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
vaddr = reg_res->sys_mem_vaddr;
else if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE)
return cpc_write_ffh(cpu, reg, val);
else
return acpi_os_write_memory((acpi_physical_address)reg->address,
- val, reg->bit_width);
+ val, size);
+
+ if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
+ val = MASK_VAL(reg, val);
- switch (reg->bit_width) {
+ switch (size) {
case 8:
writeb_relaxed(val, vaddr);
break;
@@ -1081,8 +1118,13 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)
writeq_relaxed(val, vaddr);
break;
default:
- pr_debug("Error: Cannot write %u bit width to PCC for ss: %d\n",
- reg->bit_width, pcc_ss_id);
+ if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+ pr_debug("Error: Cannot write %u bit width to system memory: 0x%llx\n",
+ size, reg->address);
+ } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM) {
+ pr_debug("Error: Cannot write %u bit width to PCC for ss: %d\n",
+ size, pcc_ss_id);
+ }
ret_val = -EFAULT;
break;
}
diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c
index ac8ebccd3507..812fd2a8f853 100644
--- a/drivers/bluetooth/btmtk.c
+++ b/drivers/bluetooth/btmtk.c
@@ -380,8 +380,10 @@ int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb)
switch (data->cd_info.state) {
case HCI_DEVCOREDUMP_IDLE:
err = hci_devcd_init(hdev, MTK_COREDUMP_SIZE);
- if (err < 0)
+ if (err < 0) {
+ kfree_skb(skb);
break;
+ }
data->cd_info.cnt = 0;
/* It is supposed coredump can be done within 5 seconds */
@@ -407,9 +409,6 @@ int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb)
break;
}
- if (err < 0)
- kfree_skb(skb);
-
return err;
}
EXPORT_SYMBOL_GPL(btmtk_process_coredump);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 1976593bc804..d178e1464bfd 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -541,6 +541,8 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8852BE Bluetooth devices */
{ USB_DEVICE(0x0cb8, 0xc559), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x0bda, 0x4853), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0bda, 0x887b), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x0bda, 0xb85b), .driver_info = BTUSB_REALTEK |
@@ -3457,13 +3459,12 @@ static void btusb_dump_hdr_qca(struct hci_dev *hdev, struct sk_buff *skb)
static void btusb_coredump_qca(struct hci_dev *hdev)
{
+ int err;
static const u8 param[] = { 0x26 };
- struct sk_buff *skb;
- skb = __hci_cmd_sync(hdev, 0xfc0c, 1, param, HCI_CMD_TIMEOUT);
- if (IS_ERR(skb))
- bt_dev_err(hdev, "%s: triggle crash failed (%ld)", __func__, PTR_ERR(skb));
- kfree_skb(skb);
+ err = __hci_cmd_send(hdev, 0xfc0c, 1, param);
+ if (err < 0)
+ bt_dev_err(hdev, "%s: triggle crash failed (%d)", __func__, err);
}
/*
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 8861b8017fbd..410f146e3f67 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -1672,6 +1672,9 @@ static bool qca_wakeup(struct hci_dev *hdev)
struct hci_uart *hu = hci_get_drvdata(hdev);
bool wakeup;
+ if (!hu->serdev)
+ return true;
+
/* BT SoC attached through the serial bus is handled by the serdev driver.
* So we need to use the device handle of the serdev driver to get the
* status of device may wakeup.
@@ -1935,8 +1938,10 @@ static int qca_setup(struct hci_uart *hu)
qca_debugfs_init(hdev);
hu->hdev->hw_error = qca_hw_error;
hu->hdev->cmd_timeout = qca_cmd_timeout;
- if (device_can_wakeup(hu->serdev->ctrl->dev.parent))
- hu->hdev->wakeup = qca_wakeup;
+ if (hu->serdev) {
+ if (device_can_wakeup(hu->serdev->ctrl->dev.parent))
+ hu->hdev->wakeup = qca_wakeup;
+ }
} else if (ret == -ENOENT) {
/* No patch/nvm-config found, run with original fw/config */
set_bit(QCA_ROM_FW, &qca->flags);
@@ -2298,16 +2303,21 @@ static int qca_serdev_probe(struct serdev_device *serdev)
(data->soc_type == QCA_WCN6750 ||
data->soc_type == QCA_WCN6855)) {
dev_err(&serdev->dev, "failed to acquire BT_EN gpio\n");
- power_ctrl_enabled = false;
+ return PTR_ERR(qcadev->bt_en);
}
+ if (!qcadev->bt_en)
+ power_ctrl_enabled = false;
+
qcadev->sw_ctrl = devm_gpiod_get_optional(&serdev->dev, "swctrl",
GPIOD_IN);
if (IS_ERR(qcadev->sw_ctrl) &&
(data->soc_type == QCA_WCN6750 ||
data->soc_type == QCA_WCN6855 ||
- data->soc_type == QCA_WCN7850))
- dev_warn(&serdev->dev, "failed to acquire SW_CTRL gpio\n");
+ data->soc_type == QCA_WCN7850)) {
+ dev_err(&serdev->dev, "failed to acquire SW_CTRL gpio\n");
+ return PTR_ERR(qcadev->sw_ctrl);
+ }
qcadev->susclk = devm_clk_get_optional(&serdev->dev, NULL);
if (IS_ERR(qcadev->susclk)) {
@@ -2326,10 +2336,13 @@ static int qca_serdev_probe(struct serdev_device *serdev)
qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable",
GPIOD_OUT_LOW);
if (IS_ERR(qcadev->bt_en)) {
- dev_warn(&serdev->dev, "failed to acquire enable gpio\n");
- power_ctrl_enabled = false;
+ dev_err(&serdev->dev, "failed to acquire enable gpio\n");
+ return PTR_ERR(qcadev->bt_en);
}
+ if (!qcadev->bt_en)
+ power_ctrl_enabled = false;
+
qcadev->susclk = devm_clk_get_optional(&serdev->dev, NULL);
if (IS_ERR(qcadev->susclk)) {
dev_warn(&serdev->dev, "failed to acquire clk\n");
diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c
index 4b4c15e94338..fecaa18f4dd2 100644
--- a/drivers/cxl/core/mbox.c
+++ b/drivers/cxl/core/mbox.c
@@ -959,25 +959,22 @@ static void cxl_mem_get_records_log(struct cxl_memdev_state *mds,
struct cxl_memdev *cxlmd = mds->cxlds.cxlmd;
struct device *dev = mds->cxlds.dev;
struct cxl_get_event_payload *payload;
- struct cxl_mbox_cmd mbox_cmd;
u8 log_type = type;
u16 nr_rec;
mutex_lock(&mds->event.log_lock);
payload = mds->event.buf;
- mbox_cmd = (struct cxl_mbox_cmd) {
- .opcode = CXL_MBOX_OP_GET_EVENT_RECORD,
- .payload_in = &log_type,
- .size_in = sizeof(log_type),
- .payload_out = payload,
- .min_out = struct_size(payload, records, 0),
- };
-
do {
int rc, i;
-
- mbox_cmd.size_out = mds->payload_size;
+ struct cxl_mbox_cmd mbox_cmd = (struct cxl_mbox_cmd) {
+ .opcode = CXL_MBOX_OP_GET_EVENT_RECORD,
+ .payload_in = &log_type,
+ .size_in = sizeof(log_type),
+ .payload_out = payload,
+ .size_out = mds->payload_size,
+ .min_out = struct_size(payload, records, 0),
+ };
rc = cxl_internal_send_cmd(mds, &mbox_cmd);
if (rc) {
@@ -1311,7 +1308,6 @@ int cxl_mem_get_poison(struct cxl_memdev *cxlmd, u64 offset, u64 len,
struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlmd->cxlds);
struct cxl_mbox_poison_out *po;
struct cxl_mbox_poison_in pi;
- struct cxl_mbox_cmd mbox_cmd;
int nr_records = 0;
int rc;
@@ -1323,16 +1319,16 @@ int cxl_mem_get_poison(struct cxl_memdev *cxlmd, u64 offset, u64 len,
pi.offset = cpu_to_le64(offset);
pi.length = cpu_to_le64(len / CXL_POISON_LEN_MULT);
- mbox_cmd = (struct cxl_mbox_cmd) {
- .opcode = CXL_MBOX_OP_GET_POISON,
- .size_in = sizeof(pi),
- .payload_in = &pi,
- .size_out = mds->payload_size,
- .payload_out = po,
- .min_out = struct_size(po, record, 0),
- };
-
do {
+ struct cxl_mbox_cmd mbox_cmd = (struct cxl_mbox_cmd){
+ .opcode = CXL_MBOX_OP_GET_POISON,
+ .size_in = sizeof(pi),
+ .payload_in = &pi,
+ .size_out = mds->payload_size,
+ .payload_out = po,
+ .min_out = struct_size(po, record, 0),
+ };
+
rc = cxl_internal_send_cmd(mds, &mbox_cmd);
if (rc)
break;
diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c
index 0ac634a51c5e..f86939fa33b9 100644
--- a/drivers/dma/idma64.c
+++ b/drivers/dma/idma64.c
@@ -171,6 +171,10 @@ static irqreturn_t idma64_irq(int irq, void *dev)
u32 status_err;
unsigned short i;
+ /* Since IRQ may be shared, check if DMA controller is powered on */
+ if (status == GENMASK(31, 0))
+ return IRQ_NONE;
+
dev_vdbg(idma64->dma.dev, "%s: status=%#x\n", __func__, status);
/* Check if we have any interrupt from the DMA controller */
diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c
index 4eeec95a6675..ad7b55dd9596 100644
--- a/drivers/dma/idxd/cdev.c
+++ b/drivers/dma/idxd/cdev.c
@@ -342,7 +342,7 @@ static void idxd_cdev_evl_drain_pasid(struct idxd_wq *wq, u32 pasid)
if (!evl)
return;
- spin_lock(&evl->lock);
+ mutex_lock(&evl->lock);
status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET);
t = status.tail;
h = status.head;
@@ -354,9 +354,8 @@ static void idxd_cdev_evl_drain_pasid(struct idxd_wq *wq, u32 pasid)
set_bit(h, evl->bmap);
h = (h + 1) % size;
}
- spin_unlock(&evl->lock);
-
drain_workqueue(wq->wq);
+ mutex_unlock(&evl->lock);
}
static int idxd_cdev_release(struct inode *node, struct file *filep)
diff --git a/drivers/dma/idxd/debugfs.c b/drivers/dma/idxd/debugfs.c
index f3f25ee676f3..ad4245cb301d 100644
--- a/drivers/dma/idxd/debugfs.c
+++ b/drivers/dma/idxd/debugfs.c
@@ -66,7 +66,7 @@ static int debugfs_evl_show(struct seq_file *s, void *d)
if (!evl || !evl->log)
return 0;
- spin_lock(&evl->lock);
+ mutex_lock(&evl->lock);
evl_status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET);
t = evl_status.tail;
@@ -87,7 +87,7 @@ static int debugfs_evl_show(struct seq_file *s, void *d)
dump_event_entry(idxd, s, i, &count, processed);
}
- spin_unlock(&evl->lock);
+ mutex_unlock(&evl->lock);
return 0;
}
diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
index fa0f880beae6..542d340552dd 100644
--- a/drivers/dma/idxd/device.c
+++ b/drivers/dma/idxd/device.c
@@ -770,7 +770,7 @@ static int idxd_device_evl_setup(struct idxd_device *idxd)
goto err_alloc;
}
- spin_lock(&evl->lock);
+ mutex_lock(&evl->lock);
evl->log = addr;
evl->dma = dma_addr;
evl->log_size = size;
@@ -791,7 +791,7 @@ static int idxd_device_evl_setup(struct idxd_device *idxd)
gencfg.evl_en = 1;
iowrite32(gencfg.bits, idxd->reg_base + IDXD_GENCFG_OFFSET);
- spin_unlock(&evl->lock);
+ mutex_unlock(&evl->lock);
return 0;
err_alloc:
@@ -814,7 +814,7 @@ static void idxd_device_evl_free(struct idxd_device *idxd)
if (!gencfg.evl_en)
return;
- spin_lock(&evl->lock);
+ mutex_lock(&evl->lock);
gencfg.evl_en = 0;
iowrite32(gencfg.bits, idxd->reg_base + IDXD_GENCFG_OFFSET);
@@ -831,7 +831,7 @@ static void idxd_device_evl_free(struct idxd_device *idxd)
evl_dma = evl->dma;
evl->log = NULL;
evl->size = IDXD_EVL_SIZE_MIN;
- spin_unlock(&evl->lock);
+ mutex_unlock(&evl->lock);
dma_free_coherent(dev, evl_log_size, evl_log, evl_dma);
}
diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index 6fc79deb99bf..df62dd129118 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -279,7 +279,7 @@ struct idxd_driver_data {
struct idxd_evl {
/* Lock to protect event log access. */
- spinlock_t lock;
+ struct mutex lock;
void *log;
dma_addr_t dma;
/* Total size of event log = number of entries * entry size. */
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index d09a8553ea71..2e323c9b2068 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -353,7 +353,7 @@ static int idxd_init_evl(struct idxd_device *idxd)
if (!evl)
return -ENOMEM;
- spin_lock_init(&evl->lock);
+ mutex_init(&evl->lock);
evl->size = IDXD_EVL_SIZE_MIN;
idxd_name = dev_name(idxd_confdev(idxd));
diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c
index 0bbc6bdc6145..b2ca9c1f194c 100644
--- a/drivers/dma/idxd/irq.c
+++ b/drivers/dma/idxd/irq.c
@@ -363,7 +363,7 @@ static void process_evl_entries(struct idxd_device *idxd)
evl_status.bits = 0;
evl_status.int_pending = 1;
- spin_lock(&evl->lock);
+ mutex_lock(&evl->lock);
/* Clear interrupt pending bit */
iowrite32(evl_status.bits_upper32,
idxd->reg_base + IDXD_EVLSTATUS_OFFSET + sizeof(u32));
@@ -380,7 +380,7 @@ static void process_evl_entries(struct idxd_device *idxd)
evl_status.head = h;
iowrite32(evl_status.bits_lower32, idxd->reg_base + IDXD_EVLSTATUS_OFFSET);
- spin_unlock(&evl->lock);
+ mutex_unlock(&evl->lock);
}
irqreturn_t idxd_misc_thread(int vec, void *data)
diff --git a/drivers/dma/idxd/perfmon.c b/drivers/dma/idxd/perfmon.c
index fdda6d604262..5e94247e1ea7 100644
--- a/drivers/dma/idxd/perfmon.c
+++ b/drivers/dma/idxd/perfmon.c
@@ -528,14 +528,11 @@ static int perf_event_cpu_offline(unsigned int cpu, struct hlist_node *node)
return 0;
target = cpumask_any_but(cpu_online_mask, cpu);
-
/* migrate events if there is a valid target */
- if (target < nr_cpu_ids)
+ if (target < nr_cpu_ids) {
cpumask_set_cpu(target, &perfmon_dsa_cpu_mask);
- else
- target = -1;
-
- perf_pmu_migrate_context(&idxd_pmu->pmu, cpu, target);
+ perf_pmu_migrate_context(&idxd_pmu->pmu, cpu, target);
+ }
return 0;
}
diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c
index 384476757c5e..3bcf73ef69dc 100644
--- a/drivers/dma/owl-dma.c
+++ b/drivers/dma/owl-dma.c
@@ -250,7 +250,7 @@ static void pchan_update(struct owl_dma_pchan *pchan, u32 reg,
else
regval &= ~val;
- writel(val, pchan->base + reg);
+ writel(regval, pchan->base + reg);
}
static void pchan_writel(struct owl_dma_pchan *pchan, u32 reg, u32 data)
@@ -274,7 +274,7 @@ static void dma_update(struct owl_dma *od, u32 reg, u32 val, bool state)
else
regval &= ~val;
- writel(val, od->base + reg);
+ writel(regval, od->base + reg);
}
static void dma_writel(struct owl_dma *od, u32 reg, u32 data)
diff --git a/drivers/dma/tegra186-gpc-dma.c b/drivers/dma/tegra186-gpc-dma.c
index 33b101001100..674cf6305283 100644
--- a/drivers/dma/tegra186-gpc-dma.c
+++ b/drivers/dma/tegra186-gpc-dma.c
@@ -746,6 +746,9 @@ static int tegra_dma_get_residual(struct tegra_dma_channel *tdc)
bytes_xfer = dma_desc->bytes_xfer +
sg_req[dma_desc->sg_idx].len - (wcount * 4);
+ if (dma_desc->bytes_req == bytes_xfer)
+ return 0;
+
residual = dma_desc->bytes_req - (bytes_xfer % dma_desc->bytes_req);
return residual;
diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c
index 84dc5240a807..93938ed80fc8 100644
--- a/drivers/dma/xilinx/xilinx_dpdma.c
+++ b/drivers/dma/xilinx/xilinx_dpdma.c
@@ -214,7 +214,8 @@ struct xilinx_dpdma_tx_desc {
* @running: true if the channel is running
* @first_frame: flag for the first frame of stream
* @video_group: flag if multi-channel operation is needed for video channels
- * @lock: lock to access struct xilinx_dpdma_chan
+ * @lock: lock to access struct xilinx_dpdma_chan. Must be taken before
+ * @vchan.lock, if both are to be held.
* @desc_pool: descriptor allocation pool
* @err_task: error IRQ bottom half handler
* @desc: References to descriptors being processed
@@ -1097,12 +1098,14 @@ static void xilinx_dpdma_chan_vsync_irq(struct xilinx_dpdma_chan *chan)
* Complete the active descriptor, if any, promote the pending
* descriptor to active, and queue the next transfer, if any.
*/
+ spin_lock(&chan->vchan.lock);
if (chan->desc.active)
vchan_cookie_complete(&chan->desc.active->vdesc);
chan->desc.active = pending;
chan->desc.pending = NULL;
xilinx_dpdma_chan_queue_transfer(chan);
+ spin_unlock(&chan->vchan.lock);
out:
spin_unlock_irqrestore(&chan->lock, flags);
@@ -1264,10 +1267,12 @@ static void xilinx_dpdma_issue_pending(struct dma_chan *dchan)
struct xilinx_dpdma_chan *chan = to_xilinx_chan(dchan);
unsigned long flags;
- spin_lock_irqsave(&chan->vchan.lock, flags);
+ spin_lock_irqsave(&chan->lock, flags);
+ spin_lock(&chan->vchan.lock);
if (vchan_issue_pending(&chan->vchan))
xilinx_dpdma_chan_queue_transfer(chan);
- spin_unlock_irqrestore(&chan->vchan.lock, flags);
+ spin_unlock(&chan->vchan.lock);
+ spin_unlock_irqrestore(&chan->lock, flags);
}
static int xilinx_dpdma_config(struct dma_chan *dchan,
@@ -1495,7 +1500,9 @@ static void xilinx_dpdma_chan_err_task(struct tasklet_struct *t)
XILINX_DPDMA_EINTR_CHAN_ERR_MASK << chan->id);
spin_lock_irqsave(&chan->lock, flags);
+ spin_lock(&chan->vchan.lock);
xilinx_dpdma_chan_queue_transfer(chan);
+ spin_unlock(&chan->vchan.lock);
spin_unlock_irqrestore(&chan->lock, flags);
}
diff --git a/drivers/gpio/gpio-tangier.c b/drivers/gpio/gpio-tangier.c
index 7ce3eddaed25..1ce40b7673b1 100644
--- a/drivers/gpio/gpio-tangier.c
+++ b/drivers/gpio/gpio-tangier.c
@@ -205,7 +205,8 @@ static int tng_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
static void tng_irq_ack(struct irq_data *d)
{
- struct tng_gpio *priv = irq_data_get_irq_chip_data(d);
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct tng_gpio *priv = gpiochip_get_data(gc);
irq_hw_number_t gpio = irqd_to_hwirq(d);
unsigned long flags;
void __iomem *gisr;
@@ -241,7 +242,8 @@ static void tng_irq_unmask_mask(struct tng_gpio *priv, u32 gpio, bool unmask)
static void tng_irq_mask(struct irq_data *d)
{
- struct tng_gpio *priv = irq_data_get_irq_chip_data(d);
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct tng_gpio *priv = gpiochip_get_data(gc);
irq_hw_number_t gpio = irqd_to_hwirq(d);
tng_irq_unmask_mask(priv, gpio, false);
@@ -250,7 +252,8 @@ static void tng_irq_mask(struct irq_data *d)
static void tng_irq_unmask(struct irq_data *d)
{
- struct tng_gpio *priv = irq_data_get_irq_chip_data(d);
+ struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ struct tng_gpio *priv = gpiochip_get_data(gc);
irq_hw_number_t gpio = irqd_to_hwirq(d);
gpiochip_enable_irq(&priv->chip, gpio);
diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c
index d87dd06db40d..9130c691a2dd 100644
--- a/drivers/gpio/gpio-tegra186.c
+++ b/drivers/gpio/gpio-tegra186.c
@@ -36,12 +36,6 @@
#define TEGRA186_GPIO_SCR_SEC_REN BIT(27)
#define TEGRA186_GPIO_SCR_SEC_G1W BIT(9)
#define TEGRA186_GPIO_SCR_SEC_G1R BIT(1)
-#define TEGRA186_GPIO_FULL_ACCESS (TEGRA186_GPIO_SCR_SEC_WEN | \
- TEGRA186_GPIO_SCR_SEC_REN | \
- TEGRA186_GPIO_SCR_SEC_G1R | \
- TEGRA186_GPIO_SCR_SEC_G1W)
-#define TEGRA186_GPIO_SCR_SEC_ENABLE (TEGRA186_GPIO_SCR_SEC_WEN | \
- TEGRA186_GPIO_SCR_SEC_REN)
/* control registers */
#define TEGRA186_GPIO_ENABLE_CONFIG 0x00
@@ -177,10 +171,18 @@ static inline bool tegra186_gpio_is_accessible(struct tegra_gpio *gpio, unsigned
value = __raw_readl(secure + TEGRA186_GPIO_SCR);
- if ((value & TEGRA186_GPIO_SCR_SEC_ENABLE) == 0)
- return true;
+ /*
+ * When SCR_SEC_[R|W]EN is unset, then we have full read/write access to all the
+ * registers for given GPIO pin.
+ * When SCR_SEC[R|W]EN is set, then there is need to further check the accompanying
+ * SCR_SEC_G1[R|W] bit to determine read/write access to all the registers for given
+ * GPIO pin.
+ */
- if ((value & TEGRA186_GPIO_FULL_ACCESS) == TEGRA186_GPIO_FULL_ACCESS)
+ if (((value & TEGRA186_GPIO_SCR_SEC_REN) == 0 ||
+ ((value & TEGRA186_GPIO_SCR_SEC_REN) && (value & TEGRA186_GPIO_SCR_SEC_G1R))) &&
+ ((value & TEGRA186_GPIO_SCR_SEC_WEN) == 0 ||
+ ((value & TEGRA186_GPIO_SCR_SEC_WEN) && (value & TEGRA186_GPIO_SCR_SEC_G1W))))
return true;
return false;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index e036011137aa..15c5a2533ba6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1785,6 +1785,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
err_bo_create:
amdgpu_amdkfd_unreserve_mem_limit(adev, aligned_size, flags, xcp_id);
err_reserve_limit:
+ amdgpu_sync_free(&(*mem)->sync);
mutex_destroy(&(*mem)->lock);
if (gobj)
drm_gem_object_put(gobj);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index c0a3afe81bb1..4294f5e7bff9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -819,7 +819,7 @@ static int amdgpu_cs_bo_validate(void *param, struct amdgpu_bo *bo)
p->bytes_moved += ctx.bytes_moved;
if (!amdgpu_gmc_vram_full_visible(&adev->gmc) &&
- amdgpu_bo_in_cpu_visible_vram(bo))
+ amdgpu_res_cpu_visible(adev, bo->tbo.resource))
p->bytes_moved_vis += ctx.bytes_moved;
if (unlikely(r == -ENOMEM) && domain != bo->allowed_domains) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
index 6038b5021b27..792c059ff7b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
@@ -105,6 +105,10 @@ void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file)
stats.requested_visible_vram/1024UL);
drm_printf(p, "amd-requested-gtt:\t%llu KiB\n",
stats.requested_gtt/1024UL);
+ drm_printf(p, "drm-shared-vram:\t%llu KiB\n", stats.vram_shared/1024UL);
+ drm_printf(p, "drm-shared-gtt:\t%llu KiB\n", stats.gtt_shared/1024UL);
+ drm_printf(p, "drm-shared-cpu:\t%llu KiB\n", stats.cpu_shared/1024UL);
+
for (hw_ip = 0; hw_ip < AMDGPU_HW_IP_NUM; ++hw_ip) {
if (!usage[hw_ip])
continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 173b43a5aa13..361f2cc94e8e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -625,8 +625,7 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
return r;
if (!amdgpu_gmc_vram_full_visible(&adev->gmc) &&
- bo->tbo.resource->mem_type == TTM_PL_VRAM &&
- amdgpu_bo_in_cpu_visible_vram(bo))
+ amdgpu_res_cpu_visible(adev, bo->tbo.resource))
amdgpu_cs_report_moved_bytes(adev, ctx.bytes_moved,
ctx.bytes_moved);
else
@@ -1280,26 +1279,39 @@ void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, bool evict)
void amdgpu_bo_get_memory(struct amdgpu_bo *bo,
struct amdgpu_mem_stats *stats)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ struct ttm_resource *res = bo->tbo.resource;
uint64_t size = amdgpu_bo_size(bo);
+ struct drm_gem_object *obj;
unsigned int domain;
+ bool shared;
/* Abort if the BO doesn't currently have a backing store */
- if (!bo->tbo.resource)
+ if (!res)
return;
- domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type);
+ obj = &bo->tbo.base;
+ shared = drm_gem_object_is_shared_for_memory_stats(obj);
+
+ domain = amdgpu_mem_type_to_domain(res->mem_type);
switch (domain) {
case AMDGPU_GEM_DOMAIN_VRAM:
stats->vram += size;
- if (amdgpu_bo_in_cpu_visible_vram(bo))
+ if (amdgpu_res_cpu_visible(adev, bo->tbo.resource))
stats->visible_vram += size;
+ if (shared)
+ stats->vram_shared += size;
break;
case AMDGPU_GEM_DOMAIN_GTT:
stats->gtt += size;
+ if (shared)
+ stats->gtt_shared += size;
break;
case AMDGPU_GEM_DOMAIN_CPU:
default:
stats->cpu += size;
+ if (shared)
+ stats->cpu_shared += size;
break;
}
@@ -1384,10 +1396,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
/* Remember that this BO was accessed by the CPU */
abo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
- if (bo->resource->mem_type != TTM_PL_VRAM)
- return 0;
-
- if (amdgpu_bo_in_cpu_visible_vram(abo))
+ if (amdgpu_res_cpu_visible(adev, bo->resource))
return 0;
/* Can't move a pinned BO to visible VRAM */
@@ -1411,7 +1420,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
/* this should never happen */
if (bo->resource->mem_type == TTM_PL_VRAM &&
- !amdgpu_bo_in_cpu_visible_vram(abo))
+ !amdgpu_res_cpu_visible(adev, bo->resource))
return VM_FAULT_SIGBUS;
ttm_bo_move_to_lru_tail_unlocked(bo);
@@ -1571,6 +1580,7 @@ uint32_t amdgpu_bo_get_preferred_domain(struct amdgpu_device *adev,
*/
u64 amdgpu_bo_print_info(int id, struct amdgpu_bo *bo, struct seq_file *m)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
struct dma_buf_attachment *attachment;
struct dma_buf *dma_buf;
const char *placement;
@@ -1579,10 +1589,11 @@ u64 amdgpu_bo_print_info(int id, struct amdgpu_bo *bo, struct seq_file *m)
if (dma_resv_trylock(bo->tbo.base.resv)) {
unsigned int domain;
+
domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type);
switch (domain) {
case AMDGPU_GEM_DOMAIN_VRAM:
- if (amdgpu_bo_in_cpu_visible_vram(bo))
+ if (amdgpu_res_cpu_visible(adev, bo->tbo.resource))
placement = "VRAM VISIBLE";
else
placement = "VRAM";
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index a3ea8a82db23..fa03d9e4874c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -138,12 +138,18 @@ struct amdgpu_bo_vm {
struct amdgpu_mem_stats {
/* current VRAM usage, includes visible VRAM */
uint64_t vram;
+ /* current shared VRAM usage, includes visible VRAM */
+ uint64_t vram_shared;
/* current visible VRAM usage */
uint64_t visible_vram;
/* current GTT usage */
uint64_t gtt;
+ /* current shared GTT usage */
+ uint64_t gtt_shared;
/* current system memory usage */
uint64_t cpu;
+ /* current shared system memory usage */
+ uint64_t cpu_shared;
/* sum of evicted buffers, includes visible VRAM */
uint64_t evicted_vram;
/* sum of evicted buffers due to CPU access */
@@ -244,28 +250,6 @@ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo *bo)
return drm_vma_node_offset_addr(&bo->tbo.base.vma_node);
}
-/**
- * amdgpu_bo_in_cpu_visible_vram - check if BO is (partly) in visible VRAM
- */
-static inline bool amdgpu_bo_in_cpu_visible_vram(struct amdgpu_bo *bo)
-{
- struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
- struct amdgpu_res_cursor cursor;
-
- if (!bo->tbo.resource || bo->tbo.resource->mem_type != TTM_PL_VRAM)
- return false;
-
- amdgpu_res_first(bo->tbo.resource, 0, amdgpu_bo_size(bo), &cursor);
- while (cursor.remaining) {
- if (cursor.start < adev->gmc.visible_vram_size)
- return true;
-
- amdgpu_res_next(&cursor, cursor.size);
- }
-
- return false;
-}
-
/**
* amdgpu_bo_explicit_sync - return whether the bo is explicitly synced
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 1124e2d4f853..d1687b572569 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -137,7 +137,7 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
amdgpu_bo_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_CPU);
} else if (!amdgpu_gmc_vram_full_visible(&adev->gmc) &&
!(abo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) &&
- amdgpu_bo_in_cpu_visible_vram(abo)) {
+ amdgpu_res_cpu_visible(adev, bo->resource)) {
/* Try evicting to the CPU inaccessible part of VRAM
* first, but only set GTT as busy placement, so this
@@ -408,40 +408,55 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
return r;
}
-/*
- * amdgpu_mem_visible - Check that memory can be accessed by ttm_bo_move_memcpy
+/**
+ * amdgpu_res_cpu_visible - Check that resource can be accessed by CPU
+ * @adev: amdgpu device
+ * @res: the resource to check
*
- * Called by amdgpu_bo_move()
+ * Returns: true if the full resource is CPU visible, false otherwise.
*/
-static bool amdgpu_mem_visible(struct amdgpu_device *adev,
- struct ttm_resource *mem)
+bool amdgpu_res_cpu_visible(struct amdgpu_device *adev,
+ struct ttm_resource *res)
{
- u64 mem_size = (u64)mem->size;
struct amdgpu_res_cursor cursor;
- u64 end;
- if (mem->mem_type == TTM_PL_SYSTEM ||
- mem->mem_type == TTM_PL_TT)
+ if (!res)
+ return false;
+
+ if (res->mem_type == TTM_PL_SYSTEM || res->mem_type == TTM_PL_TT ||
+ res->mem_type == AMDGPU_PL_PREEMPT)
return true;
- if (mem->mem_type != TTM_PL_VRAM)
+
+ if (res->mem_type != TTM_PL_VRAM)
return false;
- amdgpu_res_first(mem, 0, mem_size, &cursor);
- end = cursor.start + cursor.size;
+ amdgpu_res_first(res, 0, res->size, &cursor);
while (cursor.remaining) {
+ if ((cursor.start + cursor.size) >= adev->gmc.visible_vram_size)
+ return false;
amdgpu_res_next(&cursor, cursor.size);
+ }
- if (!cursor.remaining)
- break;
+ return true;
+}
- /* ttm_resource_ioremap only supports contiguous memory */
- if (end != cursor.start)
- return false;
+/*
+ * amdgpu_res_copyable - Check that memory can be accessed by ttm_bo_move_memcpy
+ *
+ * Called by amdgpu_bo_move()
+ */
+static bool amdgpu_res_copyable(struct amdgpu_device *adev,
+ struct ttm_resource *mem)
+{
+ if (!amdgpu_res_cpu_visible(adev, mem))
+ return false;
- end = cursor.start + cursor.size;
- }
+ /* ttm_resource_ioremap only supports contiguous memory */
+ if (mem->mem_type == TTM_PL_VRAM &&
+ !(mem->placement & TTM_PL_FLAG_CONTIGUOUS))
+ return false;
- return end <= adev->gmc.visible_vram_size;
+ return true;
}
/*
@@ -534,8 +549,8 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict,
if (r) {
/* Check that all memory is CPU accessible */
- if (!amdgpu_mem_visible(adev, old_mem) ||
- !amdgpu_mem_visible(adev, new_mem)) {
+ if (!amdgpu_res_copyable(adev, old_mem) ||
+ !amdgpu_res_copyable(adev, new_mem)) {
pr_err("Move buffer fallback to memcpy unavailable\n");
return r;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index 65ec82141a8e..32cf6b6f6efd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -139,6 +139,9 @@ int amdgpu_vram_mgr_reserve_range(struct amdgpu_vram_mgr *mgr,
int amdgpu_vram_mgr_query_page_status(struct amdgpu_vram_mgr *mgr,
uint64_t start);
+bool amdgpu_res_cpu_visible(struct amdgpu_device *adev,
+ struct ttm_resource *res);
+
int amdgpu_ttm_init(struct amdgpu_device *adev);
void amdgpu_ttm_fini(struct amdgpu_device *adev);
void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
index f413898dda37..e76e7e7cb554 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
@@ -365,7 +365,8 @@ static void sdma_v4_4_2_ring_emit_hdp_flush(struct amdgpu_ring *ring)
u32 ref_and_mask = 0;
const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg;
- ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me;
+ ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0
+ << (ring->me % adev->sdma.num_inst_per_aid);
sdma_v4_4_2_wait_reg_mem(ring, 0, 1,
adev->nbio.funcs->get_hdp_flush_done_offset(adev),
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
index 0f930fd8a383..72b18156debb 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
@@ -292,17 +292,21 @@ static void sdma_v5_2_ring_emit_hdp_flush(struct amdgpu_ring *ring)
u32 ref_and_mask = 0;
const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg;
- ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me;
-
- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) |
- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) |
- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */
- amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2);
- amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2);
- amdgpu_ring_write(ring, ref_and_mask); /* reference */
- amdgpu_ring_write(ring, ref_and_mask); /* mask */
- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) |
- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */
+ if (ring->me > 1) {
+ amdgpu_asic_flush_hdp(adev, ring);
+ } else {
+ ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me;
+
+ amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) |
+ SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) |
+ SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */
+ amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2);
+ amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2);
+ amdgpu_ring_write(ring, ref_and_mask); /* reference */
+ amdgpu_ring_write(ring, ref_and_mask); /* mask */
+ amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) |
+ SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */
+ }
}
/**
diff --git a/drivers/gpu/drm/gma500/Makefile b/drivers/gpu/drm/gma500/Makefile
index 4f302cd5e1a6..58fed80c7392 100644
--- a/drivers/gpu/drm/gma500/Makefile
+++ b/drivers/gpu/drm/gma500/Makefile
@@ -34,7 +34,6 @@ gma500_gfx-y += \
psb_intel_lvds.o \
psb_intel_modes.o \
psb_intel_sdvo.o \
- psb_lid.o \
psb_irq.o
gma500_gfx-$(CONFIG_ACPI) += opregion.o
diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c
index dcfcd7b89d4a..6dece8f0e380 100644
--- a/drivers/gpu/drm/gma500/psb_device.c
+++ b/drivers/gpu/drm/gma500/psb_device.c
@@ -73,8 +73,7 @@ static int psb_backlight_setup(struct drm_device *dev)
}
psb_intel_lvds_set_brightness(dev, PSB_MAX_BRIGHTNESS);
- /* This must occur after the backlight is properly initialised */
- psb_lid_timer_init(dev_priv);
+
return 0;
}
@@ -259,8 +258,6 @@ static int psb_chip_setup(struct drm_device *dev)
static void psb_chip_teardown(struct drm_device *dev)
{
- struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
- psb_lid_timer_takedown(dev_priv);
gma_intel_teardown_gmbus(dev);
}
diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h
index 70d9adafa233..bb1cd45c085c 100644
--- a/drivers/gpu/drm/gma500/psb_drv.h
+++ b/drivers/gpu/drm/gma500/psb_drv.h
@@ -170,7 +170,6 @@
#define PSB_NUM_VBLANKS 2
#define PSB_WATCHDOG_DELAY (HZ * 2)
-#define PSB_LID_DELAY (HZ / 10)
#define PSB_MAX_BRIGHTNESS 100
@@ -499,11 +498,7 @@ struct drm_psb_private {
/* Hotplug handling */
struct work_struct hotplug_work;
- /* LID-Switch */
- spinlock_t lid_lock;
- struct timer_list lid_timer;
struct psb_intel_opregion opregion;
- u32 lid_last_state;
/* Watchdog */
uint32_t apm_reg;
@@ -599,10 +594,6 @@ struct psb_ops {
int i2c_bus; /* I2C bus identifier for Moorestown */
};
-/* psb_lid.c */
-extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
-extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
-
/* modesetting */
extern void psb_modeset_init(struct drm_device *dev);
extern void psb_modeset_cleanup(struct drm_device *dev);
diff --git a/drivers/gpu/drm/gma500/psb_lid.c b/drivers/gpu/drm/gma500/psb_lid.c
deleted file mode 100644
index 58a7fe392636..000000000000
--- a/drivers/gpu/drm/gma500/psb_lid.c
+++ /dev/null
@@ -1,80 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/**************************************************************************
- * Copyright (c) 2007, Intel Corporation.
- *
- * Authors: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
- **************************************************************************/
-
-#include <linux/spinlock.h>
-
-#include "psb_drv.h"
-#include "psb_intel_reg.h"
-#include "psb_reg.h"
-
-static void psb_lid_timer_func(struct timer_list *t)
-{
- struct drm_psb_private *dev_priv = from_timer(dev_priv, t, lid_timer);
- struct drm_device *dev = (struct drm_device *)&dev_priv->dev;
- struct timer_list *lid_timer = &dev_priv->lid_timer;
- unsigned long irq_flags;
- u32 __iomem *lid_state = dev_priv->opregion.lid_state;
- u32 pp_status;
-
- if (readl(lid_state) == dev_priv->lid_last_state)
- goto lid_timer_schedule;
-
- if ((readl(lid_state)) & 0x01) {
- /*lid state is open*/
- REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) | POWER_TARGET_ON);
- do {
- pp_status = REG_READ(PP_STATUS);
- } while ((pp_status & PP_ON) == 0 &&
- (pp_status & PP_SEQUENCE_MASK) != 0);
-
- if (REG_READ(PP_STATUS) & PP_ON) {
- /*FIXME: should be backlight level before*/
- psb_intel_lvds_set_brightness(dev, 100);
- } else {
- DRM_DEBUG("LVDS panel never powered up");
- return;
- }
- } else {
- psb_intel_lvds_set_brightness(dev, 0);
-
- REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) & ~POWER_TARGET_ON);
- do {
- pp_status = REG_READ(PP_STATUS);
- } while ((pp_status & PP_ON) == 0);
- }
- dev_priv->lid_last_state = readl(lid_state);
-
-lid_timer_schedule:
- spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
- if (!timer_pending(lid_timer)) {
- lid_timer->expires = jiffies + PSB_LID_DELAY;
- add_timer(lid_timer);
- }
- spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_init(struct drm_psb_private *dev_priv)
-{
- struct timer_list *lid_timer = &dev_priv->lid_timer;
- unsigned long irq_flags;
-
- spin_lock_init(&dev_priv->lid_lock);
- spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
-
- timer_setup(lid_timer, psb_lid_timer_func, 0);
-
- lid_timer->expires = jiffies + PSB_LID_DELAY;
-
- add_timer(lid_timer);
- spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_takedown(struct drm_psb_private *dev_priv)
-{
- del_timer_sync(&dev_priv->lid_timer);
-}
-
diff --git a/drivers/gpu/drm/ttm/tests/ttm_device_test.c b/drivers/gpu/drm/ttm/tests/ttm_device_test.c
index b1b423b68cdf..19eaff22e6ae 100644
--- a/drivers/gpu/drm/ttm/tests/ttm_device_test.c
+++ b/drivers/gpu/drm/ttm/tests/ttm_device_test.c
@@ -175,7 +175,7 @@ static void ttm_device_init_pools(struct kunit *test)
if (params->pools_init_expected) {
for (int i = 0; i < TTM_NUM_CACHING_TYPES; ++i) {
- for (int j = 0; j <= MAX_ORDER; ++j) {
+ for (int j = 0; j < NR_PAGE_ORDERS; ++j) {
pt = pool->caching[i].orders[j];
KUNIT_EXPECT_PTR_EQ(test, pt.pool, pool);
KUNIT_EXPECT_EQ(test, pt.caching, i);
diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index 9b60222511d6..37c08fac7e7d 100644
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -65,11 +65,11 @@ module_param(page_pool_size, ulong, 0644);
static atomic_long_t allocated_pages;
-static struct ttm_pool_type global_write_combined[MAX_ORDER + 1];
-static struct ttm_pool_type global_uncached[MAX_ORDER + 1];
+static struct ttm_pool_type global_write_combined[NR_PAGE_ORDERS];
+static struct ttm_pool_type global_uncached[NR_PAGE_ORDERS];
-static struct ttm_pool_type global_dma32_write_combined[MAX_ORDER + 1];
-static struct ttm_pool_type global_dma32_uncached[MAX_ORDER + 1];
+static struct ttm_pool_type global_dma32_write_combined[NR_PAGE_ORDERS];
+static struct ttm_pool_type global_dma32_uncached[NR_PAGE_ORDERS];
static spinlock_t shrinker_lock;
static struct list_head shrinker_list;
@@ -287,17 +287,23 @@ static struct ttm_pool_type *ttm_pool_select_type(struct ttm_pool *pool,
enum ttm_caching caching,
unsigned int order)
{
- if (pool->use_dma_alloc || pool->nid != NUMA_NO_NODE)
+ if (pool->use_dma_alloc)
return &pool->caching[caching].orders[order];
#ifdef CONFIG_X86
switch (caching) {
case ttm_write_combined:
+ if (pool->nid != NUMA_NO_NODE)
+ return &pool->caching[caching].orders[order];
+
if (pool->use_dma32)
return &global_dma32_write_combined[order];
return &global_write_combined[order];
case ttm_uncached:
+ if (pool->nid != NUMA_NO_NODE)
+ return &pool->caching[caching].orders[order];
+
if (pool->use_dma32)
return &global_dma32_uncached[order];
@@ -563,11 +569,17 @@ void ttm_pool_init(struct ttm_pool *pool, struct device *dev,
pool->use_dma_alloc = use_dma_alloc;
pool->use_dma32 = use_dma32;
- if (use_dma_alloc || nid != NUMA_NO_NODE) {
- for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i)
- for (j = 0; j <= MAX_ORDER; ++j)
- ttm_pool_type_init(&pool->caching[i].orders[j],
- pool, i, j);
+ for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) {
+ for (j = 0; j < NR_PAGE_ORDERS; ++j) {
+ struct ttm_pool_type *pt;
+
+ /* Initialize only pool types which are actually used */
+ pt = ttm_pool_select_type(pool, i, j);
+ if (pt != &pool->caching[i].orders[j])
+ continue;
+
+ ttm_pool_type_init(pt, pool, i, j);
+ }
}
}
EXPORT_SYMBOL(ttm_pool_init);
@@ -584,10 +596,16 @@ void ttm_pool_fini(struct ttm_pool *pool)
{
unsigned int i, j;
- if (pool->use_dma_alloc || pool->nid != NUMA_NO_NODE) {
- for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i)
- for (j = 0; j <= MAX_ORDER; ++j)
- ttm_pool_type_fini(&pool->caching[i].orders[j]);
+ for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) {
+ for (j = 0; j < NR_PAGE_ORDERS; ++j) {
+ struct ttm_pool_type *pt;
+
+ pt = ttm_pool_select_type(pool, i, j);
+ if (pt != &pool->caching[i].orders[j])
+ continue;
+
+ ttm_pool_type_fini(pt);
+ }
}
/* We removed the pool types from the LRU, but we need to also make sure
@@ -641,7 +659,7 @@ static void ttm_pool_debugfs_header(struct seq_file *m)
unsigned int i;
seq_puts(m, "\t ");
- for (i = 0; i <= MAX_ORDER; ++i)
+ for (i = 0; i < NR_PAGE_ORDERS; ++i)
seq_printf(m, " ---%2u---", i);
seq_puts(m, "\n");
}
@@ -652,7 +670,7 @@ static void ttm_pool_debugfs_orders(struct ttm_pool_type *pt,
{
unsigned int i;
- for (i = 0; i <= MAX_ORDER; ++i)
+ for (i = 0; i < NR_PAGE_ORDERS; ++i)
seq_printf(m, " %8u", ttm_pool_type_count(&pt[i]));
seq_puts(m, "\n");
}
@@ -761,7 +779,7 @@ int ttm_pool_mgr_init(unsigned long num_pages)
spin_lock_init(&shrinker_lock);
INIT_LIST_HEAD(&shrinker_list);
- for (i = 0; i <= MAX_ORDER; ++i) {
+ for (i = 0; i < NR_PAGE_ORDERS; ++i) {
ttm_pool_type_init(&global_write_combined[i], NULL,
ttm_write_combined, i);
ttm_pool_type_init(&global_uncached[i], NULL, ttm_uncached, i);
@@ -794,7 +812,7 @@ void ttm_pool_mgr_fini(void)
{
unsigned int i;
- for (i = 0; i <= MAX_ORDER; ++i) {
+ for (i = 0; i < NR_PAGE_ORDERS; ++i) {
ttm_pool_type_fini(&global_write_combined[i]);
ttm_pool_type_fini(&global_uncached[i]);
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index e6a8b6d8eab7..3c3c497b6b91 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -965,9 +965,7 @@ static void logi_hidpp_dev_conn_notif_equad(struct hid_device *hdev,
}
break;
case REPORT_TYPE_MOUSE:
- workitem->reports_supported |= STD_MOUSE | HIDPP;
- if (djrcv_dev->type == recvr_type_mouse_only)
- workitem->reports_supported |= MULTIMEDIA;
+ workitem->reports_supported |= STD_MOUSE | HIDPP | MULTIMEDIA;
break;
}
}
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index 2735cd585af0..799ad0ef9c4a 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -64,7 +64,6 @@
/* flags */
#define I2C_HID_STARTED 0
#define I2C_HID_RESET_PENDING 1
-#define I2C_HID_READ_PENDING 2
#define I2C_HID_PWR_ON 0x00
#define I2C_HID_PWR_SLEEP 0x01
@@ -190,15 +189,10 @@ static int i2c_hid_xfer(struct i2c_hid *ihid,
msgs[n].len = recv_len;
msgs[n].buf = recv_buf;
n++;
-
- set_bit(I2C_HID_READ_PENDING, &ihid->flags);
}
ret = i2c_transfer(client->adapter, msgs, n);
- if (recv_len)
- clear_bit(I2C_HID_READ_PENDING, &ihid->flags);
-
if (ret != n)
return ret < 0 ? ret : -EIO;
@@ -566,9 +560,6 @@ static irqreturn_t i2c_hid_irq(int irq, void *dev_id)
{
struct i2c_hid *ihid = dev_id;
- if (test_bit(I2C_HID_READ_PENDING, &ihid->flags))
- return IRQ_HANDLED;
-
i2c_hid_get_input(ihid);
return IRQ_HANDLED;
diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c
index a49c6affd7c4..dd5fc60874ba 100644
--- a/drivers/hid/intel-ish-hid/ipc/ipc.c
+++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
@@ -948,6 +948,7 @@ struct ishtp_device *ish_dev_init(struct pci_dev *pdev)
if (!dev)
return NULL;
+ dev->devc = &pdev->dev;
ishtp_device_init(dev);
init_waitqueue_head(&dev->wait_hw_ready);
@@ -983,7 +984,6 @@ struct ishtp_device *ish_dev_init(struct pci_dev *pdev)
}
dev->ops = &ish_hw_ops;
- dev->devc = &pdev->dev;
dev->mtu = IPC_PAYLOAD_SIZE - sizeof(struct ishtp_msg_hdr);
return dev;
}
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 7f30bcceebae..3642d4246320 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -2187,13 +2187,18 @@ static int i2c_check_for_quirks(struct i2c_adapter *adap, struct i2c_msg *msgs,
* Returns negative errno, else the number of messages executed.
*
* Adapter lock must be held when calling this function. No debug logging
- * takes place. adap->algo->master_xfer existence isn't checked.
+ * takes place.
*/
int __i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
{
unsigned long orig_jiffies;
int ret, try;
+ if (!adap->algo->master_xfer) {
+ dev_dbg(&adap->dev, "I2C level transfers not supported\n");
+ return -EOPNOTSUPP;
+ }
+
if (WARN_ON(!msgs || num < 1))
return -EINVAL;
@@ -2260,11 +2265,6 @@ int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
{
int ret;
- if (!adap->algo->master_xfer) {
- dev_dbg(&adap->dev, "I2C level transfers not supported\n");
- return -EOPNOTSUPP;
- }
-
/* REVISIT the fault reporting model here is weak:
*
* - When we get an error after receiving N bytes from a slave,
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 676c9250d3f2..fc0528c513ad 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -4561,13 +4561,8 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq
irqd_set_resend_when_in_progress(irq_get_irq_data(virq + i));
}
- if (err) {
- if (i > 0)
- its_vpe_irq_domain_free(domain, virq, i);
-
- its_lpi_free(bitmap, base, nr_ids);
- its_free_prop_table(vprop_page);
- }
+ if (err)
+ its_vpe_irq_domain_free(domain, virq, i);
return err;
}
diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 668e0aceeeba..e113b99a3eab 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -2694,6 +2694,11 @@ static __maybe_unused int sdhci_msm_runtime_suspend(struct device *dev)
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host);
+ unsigned long flags;
+
+ spin_lock_irqsave(&host->lock, flags);
+ host->runtime_suspended = true;
+ spin_unlock_irqrestore(&host->lock, flags);
/* Drop the performance vote */
dev_pm_opp_set_rate(dev, 0);
@@ -2708,6 +2713,7 @@ static __maybe_unused int sdhci_msm_runtime_resume(struct device *dev)
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host);
+ unsigned long flags;
int ret;
ret = clk_bulk_prepare_enable(ARRAY_SIZE(msm_host->bulk_clks),
@@ -2726,7 +2732,15 @@ static __maybe_unused int sdhci_msm_runtime_resume(struct device *dev)
dev_pm_opp_set_rate(dev, msm_host->clk_rate);
- return sdhci_msm_ice_resume(msm_host);
+ ret = sdhci_msm_ice_resume(msm_host);
+ if (ret)
+ return ret;
+
+ spin_lock_irqsave(&host->lock, flags);
+ host->runtime_suspended = false;
+ spin_unlock_irqrestore(&host->lock, flags);
+
+ return ret;
}
static const struct dev_pm_ops sdhci_msm_pm_ops = {
diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c
index 5d2ddb037a9a..2068025d5639 100644
--- a/drivers/mtd/nand/raw/diskonchip.c
+++ b/drivers/mtd/nand/raw/diskonchip.c
@@ -53,7 +53,7 @@ static unsigned long doc_locations[] __initdata = {
0xe8000, 0xea000, 0xec000, 0xee000,
#endif
#endif
- 0xffffffff };
+};
static struct mtd_info *doclist = NULL;
@@ -1552,7 +1552,7 @@ static int __init init_nanddoc(void)
if (ret < 0)
return ret;
} else {
- for (i = 0; (doc_locations[i] != 0xffffffff); i++) {
+ for (i = 0; i < ARRAY_SIZE(doc_locations); i++) {
doc_probe(doc_locations[i]);
}
}
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index b079605c84d3..b8cff9240b28 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -2815,7 +2815,7 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub
host->cfg0_raw & ~(7 << CW_PER_PAGE));
nandc_set_reg(chip, NAND_DEV0_CFG1, host->cfg1_raw);
instrs = 3;
- } else {
+ } else if (q_op.cmd_reg != OP_RESET_DEVICE) {
return 0;
}
@@ -2830,9 +2830,8 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub
nandc_set_reg(chip, NAND_EXEC_CMD, 1);
write_reg_dma(nandc, NAND_FLASH_CMD, instrs, NAND_BAM_NEXT_SGL);
- (q_op.cmd_reg == OP_BLOCK_ERASE) ? write_reg_dma(nandc, NAND_DEV0_CFG0,
- 2, NAND_BAM_NEXT_SGL) : read_reg_dma(nandc,
- NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL);
+ if (q_op.cmd_reg == OP_BLOCK_ERASE)
+ write_reg_dma(nandc, NAND_DEV0_CFG0, 2, NAND_BAM_NEXT_SGL);
write_reg_dma(nandc, NAND_EXEC_CMD, 1, NAND_BAM_NEXT_SGL);
read_reg_dma(nandc, NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL);
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index b8fde22aebf9..8556502f0672 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -566,13 +566,61 @@ static void mv88e6xxx_translate_cmode(u8 cmode, unsigned long *supported)
phy_interface_set_rgmii(supported);
}
-static void mv88e6250_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
- struct phylink_config *config)
+static void
+mv88e6250_setup_supported_interfaces(struct mv88e6xxx_chip *chip, int port,
+ struct phylink_config *config)
{
unsigned long *supported = config->supported_interfaces;
+ int err;
+ u16 reg;
- /* Translate the default cmode */
- mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
+ err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®);
+ if (err) {
+ dev_err(chip->dev, "p%d: failed to read port status\n", port);
+ return;
+ }
+
+ switch (reg & MV88E6250_PORT_STS_PORTMODE_MASK) {
+ case MV88E6250_PORT_STS_PORTMODE_MII_10_HALF_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_100_HALF_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_10_FULL_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_100_FULL_PHY:
+ __set_bit(PHY_INTERFACE_MODE_REVMII, supported);
+ break;
+
+ case MV88E6250_PORT_STS_PORTMODE_MII_HALF:
+ case MV88E6250_PORT_STS_PORTMODE_MII_FULL:
+ __set_bit(PHY_INTERFACE_MODE_MII, supported);
+ break;
+
+ case MV88E6250_PORT_STS_PORTMODE_MII_DUAL_100_RMII_FULL_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_200_RMII_FULL_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_HALF_PHY:
+ case MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_FULL_PHY:
+ __set_bit(PHY_INTERFACE_MODE_REVRMII, supported);
+ break;
+
+ case MV88E6250_PORT_STS_PORTMODE_MII_DUAL_100_RMII_FULL:
+ case MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_FULL:
+ __set_bit(PHY_INTERFACE_MODE_RMII, supported);
+ break;
+
+ case MV88E6250_PORT_STS_PORTMODE_MII_100_RGMII:
+ __set_bit(PHY_INTERFACE_MODE_RGMII, supported);
+ break;
+
+ default:
+ dev_err(chip->dev,
+ "p%d: invalid port mode in status register: %04x\n",
+ port, reg);
+ }
+}
+
+static void mv88e6250_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
+ struct phylink_config *config)
+{
+ if (!mv88e6xxx_phy_is_internal(chip, port))
+ mv88e6250_setup_supported_interfaces(chip, port, config);
config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100;
}
diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h
index 86deeb347cbc..ddadeb9bfdae 100644
--- a/drivers/net/dsa/mv88e6xxx/port.h
+++ b/drivers/net/dsa/mv88e6xxx/port.h
@@ -25,10 +25,25 @@
#define MV88E6250_PORT_STS_PORTMODE_PHY_100_HALF 0x0900
#define MV88E6250_PORT_STS_PORTMODE_PHY_10_FULL 0x0a00
#define MV88E6250_PORT_STS_PORTMODE_PHY_100_FULL 0x0b00
-#define MV88E6250_PORT_STS_PORTMODE_MII_10_HALF 0x0c00
-#define MV88E6250_PORT_STS_PORTMODE_MII_100_HALF 0x0d00
-#define MV88E6250_PORT_STS_PORTMODE_MII_10_FULL 0x0e00
-#define MV88E6250_PORT_STS_PORTMODE_MII_100_FULL 0x0f00
+/* - Modes with PHY suffix use output instead of input clock
+ * - Modes without RMII or RGMII use MII
+ * - Modes without speed do not have a fixed speed specified in the manual
+ * ("DC to x MHz" - variable clock support?)
+ */
+#define MV88E6250_PORT_STS_PORTMODE_MII_DISABLED 0x0000
+#define MV88E6250_PORT_STS_PORTMODE_MII_100_RGMII 0x0100
+#define MV88E6250_PORT_STS_PORTMODE_MII_DUAL_100_RMII_FULL_PHY 0x0200
+#define MV88E6250_PORT_STS_PORTMODE_MII_200_RMII_FULL_PHY 0x0400
+#define MV88E6250_PORT_STS_PORTMODE_MII_DUAL_100_RMII_FULL 0x0600
+#define MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_FULL 0x0700
+#define MV88E6250_PORT_STS_PORTMODE_MII_HALF 0x0800
+#define MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_HALF_PHY 0x0900
+#define MV88E6250_PORT_STS_PORTMODE_MII_FULL 0x0a00
+#define MV88E6250_PORT_STS_PORTMODE_MII_10_100_RMII_FULL_PHY 0x0b00
+#define MV88E6250_PORT_STS_PORTMODE_MII_10_HALF_PHY 0x0c00
+#define MV88E6250_PORT_STS_PORTMODE_MII_100_HALF_PHY 0x0d00
+#define MV88E6250_PORT_STS_PORTMODE_MII_10_FULL_PHY 0x0e00
+#define MV88E6250_PORT_STS_PORTMODE_MII_100_FULL_PHY 0x0f00
#define MV88E6XXX_PORT_STS_LINK 0x0800
#define MV88E6XXX_PORT_STS_DUPLEX 0x0400
#define MV88E6XXX_PORT_STS_SPEED_MASK 0x0300
diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c
index b3d04f49f77e..6bf149d64594 100644
--- a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c
+++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c
@@ -435,10 +435,8 @@ static void umac_init(struct bcmasp_intf *intf)
umac_wl(intf, 0x800, UMC_RX_MAX_PKT_SZ);
}
-static int bcmasp_tx_poll(struct napi_struct *napi, int budget)
+static int bcmasp_tx_reclaim(struct bcmasp_intf *intf)
{
- struct bcmasp_intf *intf =
- container_of(napi, struct bcmasp_intf, tx_napi);
struct bcmasp_intf_stats64 *stats = &intf->stats64;
struct device *kdev = &intf->parent->pdev->dev;
unsigned long read, released = 0;
@@ -481,10 +479,16 @@ static int bcmasp_tx_poll(struct napi_struct *napi, int budget)
DESC_RING_COUNT);
}
- /* Ensure all descriptors have been written to DRAM for the hardware
- * to see updated contents.
- */
- wmb();
+ return released;
+}
+
+static int bcmasp_tx_poll(struct napi_struct *napi, int budget)
+{
+ struct bcmasp_intf *intf =
+ container_of(napi, struct bcmasp_intf, tx_napi);
+ int released = 0;
+
+ released = bcmasp_tx_reclaim(intf);
napi_complete(&intf->tx_napi);
@@ -794,6 +798,7 @@ static int bcmasp_init_tx(struct bcmasp_intf *intf)
intf->tx_spb_index = 0;
intf->tx_spb_clean_index = 0;
+ memset(intf->tx_cbs, 0, sizeof(struct bcmasp_tx_cb) * DESC_RING_COUNT);
netif_napi_add_tx(intf->ndev, &intf->tx_napi, bcmasp_tx_poll);
@@ -904,6 +909,8 @@ static void bcmasp_netif_deinit(struct net_device *dev)
} while (timeout-- > 0);
tx_spb_dma_wl(intf, 0x0, TX_SPB_DMA_FIFO_CTRL);
+ bcmasp_tx_reclaim(intf);
+
umac_enable_set(intf, UMC_CMD_TX_EN, 0);
phy_stop(dev->phydev);
diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index 3e4fb3c3e834..1be6d14030bc 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -2009,12 +2009,14 @@ static int b44_set_pauseparam(struct net_device *dev,
bp->flags |= B44_FLAG_TX_PAUSE;
else
bp->flags &= ~B44_FLAG_TX_PAUSE;
- if (bp->flags & B44_FLAG_PAUSE_AUTO) {
- b44_halt(bp);
- b44_init_rings(bp);
- b44_init_hw(bp, B44_FULL_RESET);
- } else {
- __b44_set_flow_ctrl(bp, bp->flags);
+ if (netif_running(dev)) {
+ if (bp->flags & B44_FLAG_PAUSE_AUTO) {
+ b44_halt(bp);
+ b44_init_rings(bp);
+ b44_init_hw(bp, B44_FULL_RESET);
+ } else {
+ __b44_set_flow_ctrl(bp, bp->flags);
+ }
}
spin_unlock_irq(&bp->lock);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 38e3b2225ff1..724624737d09 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -1659,7 +1659,7 @@ static inline struct sk_buff *bnxt_tpa_end(struct bnxt *bp,
skb = bnxt_copy_skb(bnapi, data_ptr, len, mapping);
if (!skb) {
bnxt_abort_tpa(cpr, idx, agg_bufs);
- cpr->sw_stats.rx.rx_oom_discards += 1;
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_oom_discards += 1;
return NULL;
}
} else {
@@ -1669,7 +1669,7 @@ static inline struct sk_buff *bnxt_tpa_end(struct bnxt *bp,
new_data = __bnxt_alloc_rx_frag(bp, &new_mapping, GFP_ATOMIC);
if (!new_data) {
bnxt_abort_tpa(cpr, idx, agg_bufs);
- cpr->sw_stats.rx.rx_oom_discards += 1;
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_oom_discards += 1;
return NULL;
}
@@ -1685,7 +1685,7 @@ static inline struct sk_buff *bnxt_tpa_end(struct bnxt *bp,
if (!skb) {
skb_free_frag(data);
bnxt_abort_tpa(cpr, idx, agg_bufs);
- cpr->sw_stats.rx.rx_oom_discards += 1;
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_oom_discards += 1;
return NULL;
}
skb_reserve(skb, bp->rx_offset);
@@ -1696,7 +1696,7 @@ static inline struct sk_buff *bnxt_tpa_end(struct bnxt *bp,
skb = bnxt_rx_agg_pages_skb(bp, cpr, skb, idx, agg_bufs, true);
if (!skb) {
/* Page reuse already handled by bnxt_rx_pages(). */
- cpr->sw_stats.rx.rx_oom_discards += 1;
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_oom_discards += 1;
return NULL;
}
}
@@ -1914,11 +1914,8 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
u32 frag_len = bnxt_rx_agg_pages_xdp(bp, cpr, &xdp,
cp_cons, agg_bufs,
false);
- if (!frag_len) {
- cpr->sw_stats.rx.rx_oom_discards += 1;
- rc = -ENOMEM;
- goto next_rx;
- }
+ if (!frag_len)
+ goto oom_next_rx;
}
xdp_active = true;
}
@@ -1941,9 +1938,7 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
else
bnxt_xdp_buff_frags_free(rxr, &xdp);
}
- cpr->sw_stats.rx.rx_oom_discards += 1;
- rc = -ENOMEM;
- goto next_rx;
+ goto oom_next_rx;
}
} else {
u32 payload;
@@ -1954,29 +1949,21 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
payload = 0;
skb = bp->rx_skb_func(bp, rxr, cons, data, data_ptr, dma_addr,
payload | len);
- if (!skb) {
- cpr->sw_stats.rx.rx_oom_discards += 1;
- rc = -ENOMEM;
- goto next_rx;
- }
+ if (!skb)
+ goto oom_next_rx;
}
if (agg_bufs) {
if (!xdp_active) {
skb = bnxt_rx_agg_pages_skb(bp, cpr, skb, cp_cons, agg_bufs, false);
- if (!skb) {
- cpr->sw_stats.rx.rx_oom_discards += 1;
- rc = -ENOMEM;
- goto next_rx;
- }
+ if (!skb)
+ goto oom_next_rx;
} else {
skb = bnxt_xdp_build_skb(bp, skb, agg_bufs, rxr->page_pool, &xdp, rxcmp1);
if (!skb) {
/* we should be able to free the old skb here */
bnxt_xdp_buff_frags_free(rxr, &xdp);
- cpr->sw_stats.rx.rx_oom_discards += 1;
- rc = -ENOMEM;
- goto next_rx;
+ goto oom_next_rx;
}
}
}
@@ -2054,6 +2041,11 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
*raw_cons = tmp_raw_cons;
return rc;
+
+oom_next_rx:
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_oom_discards += 1;
+ rc = -ENOMEM;
+ goto next_rx;
}
/* In netpoll mode, if we are using a combined completion ring, we need to
@@ -2099,7 +2091,7 @@ static int bnxt_force_rx_discard(struct bnxt *bp,
}
rc = bnxt_rx_pkt(bp, cpr, raw_cons, event);
if (rc && rc != -EBUSY)
- cpr->sw_stats.rx.rx_netpoll_discards += 1;
+ cpr->bnapi->cp_ring.sw_stats.rx.rx_netpoll_discards += 1;
return rc;
}
@@ -11807,6 +11799,16 @@ static void bnxt_rx_ring_reset(struct bnxt *bp)
bnxt_rtnl_unlock_sp(bp);
}
+static void bnxt_fw_fatal_close(struct bnxt *bp)
+{
+ bnxt_tx_disable(bp);
+ bnxt_disable_napi(bp);
+ bnxt_disable_int_sync(bp);
+ bnxt_free_irq(bp);
+ bnxt_clear_int_mode(bp);
+ pci_disable_device(bp->pdev);
+}
+
static void bnxt_fw_reset_close(struct bnxt *bp)
{
bnxt_ulp_stop(bp);
@@ -11820,12 +11822,7 @@ static void bnxt_fw_reset_close(struct bnxt *bp)
pci_read_config_word(bp->pdev, PCI_SUBSYSTEM_ID, &val);
if (val == 0xffff)
bp->fw_reset_min_dsecs = 0;
- bnxt_tx_disable(bp);
- bnxt_disable_napi(bp);
- bnxt_disable_int_sync(bp);
- bnxt_free_irq(bp);
- bnxt_clear_int_mode(bp);
- pci_disable_device(bp->pdev);
+ bnxt_fw_fatal_close(bp);
}
__bnxt_close_nic(bp, true, false);
bnxt_vf_reps_free(bp);
@@ -13967,6 +13964,7 @@ static pci_ers_result_t bnxt_io_error_detected(struct pci_dev *pdev,
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct bnxt *bp = netdev_priv(netdev);
+ bool abort = false;
netdev_info(netdev, "PCI I/O error detected\n");
@@ -13975,16 +13973,27 @@ static pci_ers_result_t bnxt_io_error_detected(struct pci_dev *pdev,
bnxt_ulp_stop(bp);
- if (state == pci_channel_io_perm_failure) {
+ if (test_and_set_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) {
+ netdev_err(bp->dev, "Firmware reset already in progress\n");
+ abort = true;
+ }
+
+ if (abort || state == pci_channel_io_perm_failure) {
rtnl_unlock();
return PCI_ERS_RESULT_DISCONNECT;
}
- if (state == pci_channel_io_frozen)
+ /* Link is not reliable anymore if state is pci_channel_io_frozen
+ * so we disable bus master to prevent any potential bad DMAs before
+ * freeing kernel memory.
+ */
+ if (state == pci_channel_io_frozen) {
set_bit(BNXT_STATE_PCI_CHANNEL_IO_FROZEN, &bp->state);
+ bnxt_fw_fatal_close(bp);
+ }
if (netif_running(netdev))
- bnxt_close(netdev);
+ __bnxt_close_nic(bp, true, true);
if (pci_is_enabled(pdev))
pci_disable_device(pdev);
@@ -14070,6 +14079,7 @@ static pci_ers_result_t bnxt_io_slot_reset(struct pci_dev *pdev)
}
reset_exit:
+ clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
bnxt_clear_reservations(bp, true);
rtnl_unlock();
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index a21fc92aa272..f8d1a994c2f6 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -16237,8 +16237,8 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
val = (rd32(&pf->hw, I40E_PRTGL_SAH) &
I40E_PRTGL_SAH_MFS_MASK) >> I40E_PRTGL_SAH_MFS_SHIFT;
if (val < MAX_FRAME_SIZE_DEFAULT)
- dev_warn(&pdev->dev, "MFS for port %x has been set below the default: %x\n",
- pf->hw.port, val);
+ dev_warn(&pdev->dev, "MFS for port %x (%d) has been set below the default (%d)\n",
+ pf->hw.port, val, MAX_FRAME_SIZE_DEFAULT);
/* Add a filter to drop all Flow control frames from any VSI from being
* transmitted. By doing so we stop a malicious VF from sending out
@@ -16778,7 +16778,7 @@ static int __init i40e_init_module(void)
* since we need to be able to guarantee forward progress even under
* memory pressure.
*/
- i40e_wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 0, i40e_driver_name);
+ i40e_wq = alloc_workqueue("%s", 0, 0, i40e_driver_name);
if (!i40e_wq) {
pr_err("%s: Failed to create workqueue\n", i40e_driver_name);
return -ENOMEM;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 257865647c86..ce0b91999526 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -3574,6 +3574,34 @@ static void iavf_del_all_cloud_filters(struct iavf_adapter *adapter)
spin_unlock_bh(&adapter->cloud_filter_list_lock);
}
+/**
+ * iavf_is_tc_config_same - Compare the mqprio TC config with the
+ * TC config already configured on this adapter.
+ * @adapter: board private structure
+ * @mqprio_qopt: TC config received from kernel.
+ *
+ * This function compares the TC config received from the kernel
+ * with the config already configured on the adapter.
+ *
+ * Return: True if configuration is same, false otherwise.
+ **/
+static bool iavf_is_tc_config_same(struct iavf_adapter *adapter,
+ struct tc_mqprio_qopt *mqprio_qopt)
+{
+ struct virtchnl_channel_info *ch = &adapter->ch_config.ch_info[0];
+ int i;
+
+ if (adapter->num_tc != mqprio_qopt->num_tc)
+ return false;
+
+ for (i = 0; i < adapter->num_tc; i++) {
+ if (ch[i].count != mqprio_qopt->count[i] ||
+ ch[i].offset != mqprio_qopt->offset[i])
+ return false;
+ }
+ return true;
+}
+
/**
* __iavf_setup_tc - configure multiple traffic classes
* @netdev: network interface device structure
@@ -3631,7 +3659,7 @@ static int __iavf_setup_tc(struct net_device *netdev, void *type_data)
if (ret)
return ret;
/* Return if same TC config is requested */
- if (adapter->num_tc == num_tc)
+ if (iavf_is_tc_config_same(adapter, &mqprio_qopt->qopt))
return 0;
adapter->num_tc = num_tc;
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
index d488c7156d09..03b9d7d74851 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
@@ -847,6 +847,11 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
return 0;
}
+ if (flags & ICE_VF_RESET_LOCK)
+ mutex_lock(&vf->cfg_lock);
+ else
+ lockdep_assert_held(&vf->cfg_lock);
+
lag = pf->lag;
mutex_lock(&pf->lag_mutex);
if (lag && lag->bonded && lag->primary) {
@@ -858,11 +863,6 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
act_prt = ICE_LAG_INVALID_PORT;
}
- if (flags & ICE_VF_RESET_LOCK)
- mutex_lock(&vf->cfg_lock);
- else
- lockdep_assert_held(&vf->cfg_lock);
-
if (ice_is_vf_disabled(vf)) {
vsi = ice_get_vf_vsi(vf);
if (!vsi) {
@@ -947,14 +947,14 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
ice_mbx_clear_malvf(&vf->mbx_info);
out_unlock:
- if (flags & ICE_VF_RESET_LOCK)
- mutex_unlock(&vf->cfg_lock);
-
if (lag && lag->bonded && lag->primary &&
act_prt != ICE_LAG_INVALID_PORT)
ice_lag_move_vf_nodes_cfg(lag, pri_prt, act_prt);
mutex_unlock(&pf->lag_mutex);
+ if (flags & ICE_VF_RESET_LOCK)
+ mutex_unlock(&vf->cfg_lock);
+
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
index b2cabd6ab86c..cc9bcc420032 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
@@ -1640,6 +1640,7 @@ static const struct macsec_ops macsec_offload_ops = {
.mdo_add_secy = mlx5e_macsec_add_secy,
.mdo_upd_secy = mlx5e_macsec_upd_secy,
.mdo_del_secy = mlx5e_macsec_del_secy,
+ .rx_uses_md_dst = true,
};
bool mlx5e_macsec_handle_tx_skb(struct mlx5e_macsec *macsec, struct sk_buff *skb)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 1ccf3b73ed72..85507d01fd45 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -835,7 +835,7 @@ static void mlxsw_emad_rx_listener_func(struct sk_buff *skb, u16 local_port,
static const struct mlxsw_listener mlxsw_emad_rx_listener =
MLXSW_RXL(mlxsw_emad_rx_listener_func, ETHEMAD, TRAP_TO_CPU, false,
- EMAD, DISCARD);
+ EMAD, FORWARD);
static int mlxsw_emad_tlv_enable(struct mlxsw_core *mlxsw_core)
{
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index faa63ea9b83e..1915fa41c622 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -95,7 +95,7 @@ struct mlxsw_afa_set {
*/
has_trap:1,
has_police:1;
- unsigned int ref_count;
+ refcount_t ref_count;
struct mlxsw_afa_set *next; /* Pointer to the next set. */
struct mlxsw_afa_set *prev; /* Pointer to the previous set,
* note that set may have multiple
@@ -120,7 +120,7 @@ struct mlxsw_afa_fwd_entry {
struct rhash_head ht_node;
struct mlxsw_afa_fwd_entry_ht_key ht_key;
u32 kvdl_index;
- unsigned int ref_count;
+ refcount_t ref_count;
};
static const struct rhashtable_params mlxsw_afa_fwd_entry_ht_params = {
@@ -282,7 +282,7 @@ static struct mlxsw_afa_set *mlxsw_afa_set_create(bool is_first)
/* Need to initialize the set to pass by default */
mlxsw_afa_set_goto_set(set, MLXSW_AFA_SET_GOTO_BINDING_CMD_TERM, 0);
set->ht_key.is_first = is_first;
- set->ref_count = 1;
+ refcount_set(&set->ref_count, 1);
return set;
}
@@ -330,7 +330,7 @@ static void mlxsw_afa_set_unshare(struct mlxsw_afa *mlxsw_afa,
static void mlxsw_afa_set_put(struct mlxsw_afa *mlxsw_afa,
struct mlxsw_afa_set *set)
{
- if (--set->ref_count)
+ if (!refcount_dec_and_test(&set->ref_count))
return;
if (set->shared)
mlxsw_afa_set_unshare(mlxsw_afa, set);
@@ -350,7 +350,7 @@ static struct mlxsw_afa_set *mlxsw_afa_set_get(struct mlxsw_afa *mlxsw_afa,
set = rhashtable_lookup_fast(&mlxsw_afa->set_ht, &orig_set->ht_key,
mlxsw_afa_set_ht_params);
if (set) {
- set->ref_count++;
+ refcount_inc(&set->ref_count);
mlxsw_afa_set_put(mlxsw_afa, orig_set);
} else {
set = orig_set;
@@ -564,7 +564,7 @@ mlxsw_afa_fwd_entry_create(struct mlxsw_afa *mlxsw_afa, u16 local_port)
if (!fwd_entry)
return ERR_PTR(-ENOMEM);
fwd_entry->ht_key.local_port = local_port;
- fwd_entry->ref_count = 1;
+ refcount_set(&fwd_entry->ref_count, 1);
err = rhashtable_insert_fast(&mlxsw_afa->fwd_entry_ht,
&fwd_entry->ht_node,
@@ -607,7 +607,7 @@ mlxsw_afa_fwd_entry_get(struct mlxsw_afa *mlxsw_afa, u16 local_port)
fwd_entry = rhashtable_lookup_fast(&mlxsw_afa->fwd_entry_ht, &ht_key,
mlxsw_afa_fwd_entry_ht_params);
if (fwd_entry) {
- fwd_entry->ref_count++;
+ refcount_inc(&fwd_entry->ref_count);
return fwd_entry;
}
return mlxsw_afa_fwd_entry_create(mlxsw_afa, local_port);
@@ -616,7 +616,7 @@ mlxsw_afa_fwd_entry_get(struct mlxsw_afa *mlxsw_afa, u16 local_port)
static void mlxsw_afa_fwd_entry_put(struct mlxsw_afa *mlxsw_afa,
struct mlxsw_afa_fwd_entry *fwd_entry)
{
- if (--fwd_entry->ref_count)
+ if (!refcount_dec_and_test(&fwd_entry->ref_count))
return;
mlxsw_afa_fwd_entry_destroy(mlxsw_afa, fwd_entry);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c
index 70f9b5e85a26..bf140e7416e1 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c
@@ -5,6 +5,7 @@
#include <linux/slab.h>
#include <linux/list.h>
#include <linux/errno.h>
+#include <linux/refcount.h>
#include "item.h"
#include "core_acl_flex_keys.h"
@@ -105,7 +106,7 @@ EXPORT_SYMBOL(mlxsw_afk_destroy);
struct mlxsw_afk_key_info {
struct list_head list;
- unsigned int ref_count;
+ refcount_t ref_count;
unsigned int blocks_count;
int element_to_block[MLXSW_AFK_ELEMENT_MAX]; /* index is element, value
* is index inside "blocks"
@@ -282,7 +283,7 @@ mlxsw_afk_key_info_create(struct mlxsw_afk *mlxsw_afk,
if (err)
goto err_picker;
list_add(&key_info->list, &mlxsw_afk->key_info_list);
- key_info->ref_count = 1;
+ refcount_set(&key_info->ref_count, 1);
return key_info;
err_picker:
@@ -304,7 +305,7 @@ mlxsw_afk_key_info_get(struct mlxsw_afk *mlxsw_afk,
key_info = mlxsw_afk_key_info_find(mlxsw_afk, elusage);
if (key_info) {
- key_info->ref_count++;
+ refcount_inc(&key_info->ref_count);
return key_info;
}
return mlxsw_afk_key_info_create(mlxsw_afk, elusage);
@@ -313,7 +314,7 @@ EXPORT_SYMBOL(mlxsw_afk_key_info_get);
void mlxsw_afk_key_info_put(struct mlxsw_afk_key_info *key_info)
{
- if (--key_info->ref_count)
+ if (!refcount_dec_and_test(&key_info->ref_count))
return;
mlxsw_afk_key_info_destroy(key_info);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_env.c b/drivers/net/ethernet/mellanox/mlxsw/core_env.c
index d637c0348fa1..b71bc23245fe 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_env.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_env.c
@@ -1357,24 +1357,20 @@ static struct mlxsw_linecards_event_ops mlxsw_env_event_ops = {
.got_inactive = mlxsw_env_got_inactive,
};
-static int mlxsw_env_max_module_eeprom_len_query(struct mlxsw_env *mlxsw_env)
+static void mlxsw_env_max_module_eeprom_len_query(struct mlxsw_env *mlxsw_env)
{
char mcam_pl[MLXSW_REG_MCAM_LEN];
- bool mcia_128b_supported;
+ bool mcia_128b_supported = false;
int err;
mlxsw_reg_mcam_pack(mcam_pl,
MLXSW_REG_MCAM_FEATURE_GROUP_ENHANCED_FEATURES);
err = mlxsw_reg_query(mlxsw_env->core, MLXSW_REG(mcam), mcam_pl);
- if (err)
- return err;
-
- mlxsw_reg_mcam_unpack(mcam_pl, MLXSW_REG_MCAM_MCIA_128B,
- &mcia_128b_supported);
+ if (!err)
+ mlxsw_reg_mcam_unpack(mcam_pl, MLXSW_REG_MCAM_MCIA_128B,
+ &mcia_128b_supported);
mlxsw_env->max_eeprom_len = mcia_128b_supported ? 128 : 48;
-
- return 0;
}
int mlxsw_env_init(struct mlxsw_core *mlxsw_core,
@@ -1445,15 +1441,11 @@ int mlxsw_env_init(struct mlxsw_core *mlxsw_core,
if (err)
goto err_type_set;
- err = mlxsw_env_max_module_eeprom_len_query(env);
- if (err)
- goto err_eeprom_len_query;
-
+ mlxsw_env_max_module_eeprom_len_query(env);
env->line_cards[0]->active = true;
return 0;
-err_eeprom_len_query:
err_type_set:
mlxsw_env_module_event_disable(env, 0);
err_mlxsw_env_module_event_enable:
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index 7c59c8a13584..b01b000bc71c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
@@ -9,6 +9,7 @@
#include <linux/rhashtable.h>
#include <linux/netdevice.h>
#include <linux/mutex.h>
+#include <linux/refcount.h>
#include <net/net_namespace.h>
#include <net/tc_act/tc_vlan.h>
@@ -55,7 +56,7 @@ struct mlxsw_sp_acl_ruleset {
struct rhash_head ht_node; /* Member of acl HT */
struct mlxsw_sp_acl_ruleset_ht_key ht_key;
struct rhashtable rule_ht;
- unsigned int ref_count;
+ refcount_t ref_count;
unsigned int min_prio;
unsigned int max_prio;
unsigned long priv[];
@@ -99,7 +100,7 @@ static bool
mlxsw_sp_acl_ruleset_is_singular(const struct mlxsw_sp_acl_ruleset *ruleset)
{
/* We hold a reference on ruleset ourselves */
- return ruleset->ref_count == 2;
+ return refcount_read(&ruleset->ref_count) == 2;
}
int mlxsw_sp_acl_ruleset_bind(struct mlxsw_sp *mlxsw_sp,
@@ -176,7 +177,7 @@ mlxsw_sp_acl_ruleset_create(struct mlxsw_sp *mlxsw_sp,
ruleset = kzalloc(alloc_size, GFP_KERNEL);
if (!ruleset)
return ERR_PTR(-ENOMEM);
- ruleset->ref_count = 1;
+ refcount_set(&ruleset->ref_count, 1);
ruleset->ht_key.block = block;
ruleset->ht_key.chain_index = chain_index;
ruleset->ht_key.ops = ops;
@@ -222,13 +223,13 @@ static void mlxsw_sp_acl_ruleset_destroy(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_acl_ruleset_ref_inc(struct mlxsw_sp_acl_ruleset *ruleset)
{
- ruleset->ref_count++;
+ refcount_inc(&ruleset->ref_count);
}
static void mlxsw_sp_acl_ruleset_ref_dec(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_ruleset *ruleset)
{
- if (--ruleset->ref_count)
+ if (!refcount_dec_and_test(&ruleset->ref_count))
return;
mlxsw_sp_acl_ruleset_destroy(mlxsw_sp, ruleset);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
index 50ea1eff02b2..92a406f02eae 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
@@ -9,6 +9,8 @@
#include <linux/rhashtable.h>
#include <linux/netdevice.h>
#include <linux/mutex.h>
+#include <linux/refcount.h>
+#include <linux/idr.h>
#include <net/devlink.h>
#include <trace/events/mlxsw.h>
@@ -57,41 +59,43 @@ int mlxsw_sp_acl_tcam_priority_get(struct mlxsw_sp *mlxsw_sp,
static int mlxsw_sp_acl_tcam_region_id_get(struct mlxsw_sp_acl_tcam *tcam,
u16 *p_id)
{
- u16 id;
+ int id;
- id = find_first_zero_bit(tcam->used_regions, tcam->max_regions);
- if (id < tcam->max_regions) {
- __set_bit(id, tcam->used_regions);
- *p_id = id;
- return 0;
- }
- return -ENOBUFS;
+ id = ida_alloc_max(&tcam->used_regions, tcam->max_regions - 1,
+ GFP_KERNEL);
+ if (id < 0)
+ return id;
+
+ *p_id = id;
+
+ return 0;
}
static void mlxsw_sp_acl_tcam_region_id_put(struct mlxsw_sp_acl_tcam *tcam,
u16 id)
{
- __clear_bit(id, tcam->used_regions);
+ ida_free(&tcam->used_regions, id);
}
static int mlxsw_sp_acl_tcam_group_id_get(struct mlxsw_sp_acl_tcam *tcam,
u16 *p_id)
{
- u16 id;
+ int id;
- id = find_first_zero_bit(tcam->used_groups, tcam->max_groups);
- if (id < tcam->max_groups) {
- __set_bit(id, tcam->used_groups);
- *p_id = id;
- return 0;
- }
- return -ENOBUFS;
+ id = ida_alloc_max(&tcam->used_groups, tcam->max_groups - 1,
+ GFP_KERNEL);
+ if (id < 0)
+ return id;
+
+ *p_id = id;
+
+ return 0;
}
static void mlxsw_sp_acl_tcam_group_id_put(struct mlxsw_sp_acl_tcam *tcam,
u16 id)
{
- __clear_bit(id, tcam->used_groups);
+ ida_free(&tcam->used_groups, id);
}
struct mlxsw_sp_acl_tcam_pattern {
@@ -155,7 +159,7 @@ struct mlxsw_sp_acl_tcam_vregion {
struct mlxsw_sp_acl_tcam_rehash_ctx ctx;
} rehash;
struct mlxsw_sp *mlxsw_sp;
- unsigned int ref_count;
+ refcount_t ref_count;
};
struct mlxsw_sp_acl_tcam_vchunk;
@@ -176,7 +180,7 @@ struct mlxsw_sp_acl_tcam_vchunk {
unsigned int priority; /* Priority within the vregion and group */
struct mlxsw_sp_acl_tcam_vgroup *vgroup;
struct mlxsw_sp_acl_tcam_vregion *vregion;
- unsigned int ref_count;
+ refcount_t ref_count;
};
struct mlxsw_sp_acl_tcam_entry {
@@ -714,7 +718,9 @@ static void mlxsw_sp_acl_tcam_vregion_rehash_work(struct work_struct *work)
rehash.dw.work);
int credits = MLXSW_SP_ACL_TCAM_VREGION_REHASH_CREDITS;
+ mutex_lock(&vregion->lock);
mlxsw_sp_acl_tcam_vregion_rehash(vregion->mlxsw_sp, vregion, &credits);
+ mutex_unlock(&vregion->lock);
if (credits < 0)
/* Rehash gone out of credits so it was interrupted.
* Schedule the work as soon as possible to continue.
@@ -724,6 +730,17 @@ static void mlxsw_sp_acl_tcam_vregion_rehash_work(struct work_struct *work)
mlxsw_sp_acl_tcam_vregion_rehash_work_schedule(vregion);
}
+static void
+mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(struct mlxsw_sp_acl_tcam_rehash_ctx *ctx)
+{
+ /* The entry markers are relative to the current chunk and therefore
+ * needs to be reset together with the chunk marker.
+ */
+ ctx->current_vchunk = NULL;
+ ctx->start_ventry = NULL;
+ ctx->stop_ventry = NULL;
+}
+
static void
mlxsw_sp_acl_tcam_rehash_ctx_vchunk_changed(struct mlxsw_sp_acl_tcam_vchunk *vchunk)
{
@@ -746,7 +763,7 @@ mlxsw_sp_acl_tcam_rehash_ctx_vregion_changed(struct mlxsw_sp_acl_tcam_vregion *v
* the current chunk pointer to make sure all chunks
* are properly migrated.
*/
- vregion->rehash.ctx.current_vchunk = NULL;
+ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(&vregion->rehash.ctx);
}
static struct mlxsw_sp_acl_tcam_vregion *
@@ -769,7 +786,7 @@ mlxsw_sp_acl_tcam_vregion_create(struct mlxsw_sp *mlxsw_sp,
vregion->tcam = tcam;
vregion->mlxsw_sp = mlxsw_sp;
vregion->vgroup = vgroup;
- vregion->ref_count = 1;
+ refcount_set(&vregion->ref_count, 1);
vregion->key_info = mlxsw_afk_key_info_get(afk, elusage);
if (IS_ERR(vregion->key_info)) {
@@ -819,10 +836,14 @@ mlxsw_sp_acl_tcam_vregion_destroy(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam *tcam = vregion->tcam;
if (vgroup->vregion_rehash_enabled && ops->region_rehash_hints_get) {
+ struct mlxsw_sp_acl_tcam_rehash_ctx *ctx = &vregion->rehash.ctx;
+
mutex_lock(&tcam->lock);
list_del(&vregion->tlist);
mutex_unlock(&tcam->lock);
- cancel_delayed_work_sync(&vregion->rehash.dw);
+ if (cancel_delayed_work_sync(&vregion->rehash.dw) &&
+ ctx->hints_priv)
+ ops->region_rehash_hints_put(ctx->hints_priv);
}
mlxsw_sp_acl_tcam_vgroup_vregion_detach(mlxsw_sp, vregion);
if (vregion->region2)
@@ -856,7 +877,7 @@ mlxsw_sp_acl_tcam_vregion_get(struct mlxsw_sp *mlxsw_sp,
*/
return ERR_PTR(-EOPNOTSUPP);
}
- vregion->ref_count++;
+ refcount_inc(&vregion->ref_count);
return vregion;
}
@@ -871,7 +892,7 @@ static void
mlxsw_sp_acl_tcam_vregion_put(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam_vregion *vregion)
{
- if (--vregion->ref_count)
+ if (!refcount_dec_and_test(&vregion->ref_count))
return;
mlxsw_sp_acl_tcam_vregion_destroy(mlxsw_sp, vregion);
}
@@ -924,7 +945,7 @@ mlxsw_sp_acl_tcam_vchunk_create(struct mlxsw_sp *mlxsw_sp,
INIT_LIST_HEAD(&vchunk->ventry_list);
vchunk->priority = priority;
vchunk->vgroup = vgroup;
- vchunk->ref_count = 1;
+ refcount_set(&vchunk->ref_count, 1);
vregion = mlxsw_sp_acl_tcam_vregion_get(mlxsw_sp, vgroup,
priority, elusage);
@@ -1008,7 +1029,7 @@ mlxsw_sp_acl_tcam_vchunk_get(struct mlxsw_sp *mlxsw_sp,
if (WARN_ON(!mlxsw_afk_key_info_subset(vchunk->vregion->key_info,
elusage)))
return ERR_PTR(-EINVAL);
- vchunk->ref_count++;
+ refcount_inc(&vchunk->ref_count);
return vchunk;
}
return mlxsw_sp_acl_tcam_vchunk_create(mlxsw_sp, vgroup,
@@ -1019,7 +1040,7 @@ static void
mlxsw_sp_acl_tcam_vchunk_put(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam_vchunk *vchunk)
{
- if (--vchunk->ref_count)
+ if (!refcount_dec_and_test(&vchunk->ref_count))
return;
mlxsw_sp_acl_tcam_vchunk_destroy(mlxsw_sp, vchunk);
}
@@ -1153,8 +1174,14 @@ mlxsw_sp_acl_tcam_ventry_activity_get(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam_ventry *ventry,
bool *activity)
{
- return mlxsw_sp_acl_tcam_entry_activity_get(mlxsw_sp,
- ventry->entry, activity);
+ struct mlxsw_sp_acl_tcam_vregion *vregion = ventry->vchunk->vregion;
+ int err;
+
+ mutex_lock(&vregion->lock);
+ err = mlxsw_sp_acl_tcam_entry_activity_get(mlxsw_sp, ventry->entry,
+ activity);
+ mutex_unlock(&vregion->lock);
+ return err;
}
static int
@@ -1188,6 +1215,8 @@ mlxsw_sp_acl_tcam_vchunk_migrate_start(struct mlxsw_sp *mlxsw_sp,
{
struct mlxsw_sp_acl_tcam_chunk *new_chunk;
+ WARN_ON(vchunk->chunk2);
+
new_chunk = mlxsw_sp_acl_tcam_chunk_create(mlxsw_sp, vchunk, region);
if (IS_ERR(new_chunk))
return PTR_ERR(new_chunk);
@@ -1206,7 +1235,7 @@ mlxsw_sp_acl_tcam_vchunk_migrate_end(struct mlxsw_sp *mlxsw_sp,
{
mlxsw_sp_acl_tcam_chunk_destroy(mlxsw_sp, vchunk->chunk2);
vchunk->chunk2 = NULL;
- ctx->current_vchunk = NULL;
+ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx);
}
static int
@@ -1229,6 +1258,9 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp,
return 0;
}
+ if (list_empty(&vchunk->ventry_list))
+ goto out;
+
/* If the migration got interrupted, we have the ventry to start from
* stored in context.
*/
@@ -1238,6 +1270,8 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp,
ventry = list_first_entry(&vchunk->ventry_list,
typeof(*ventry), list);
+ WARN_ON(ventry->vchunk != vchunk);
+
list_for_each_entry_from(ventry, &vchunk->ventry_list, list) {
/* During rollback, once we reach the ventry that failed
* to migrate, we are done.
@@ -1278,6 +1312,7 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp,
}
}
+out:
mlxsw_sp_acl_tcam_vchunk_migrate_end(mlxsw_sp, vchunk, ctx);
return 0;
}
@@ -1291,6 +1326,9 @@ mlxsw_sp_acl_tcam_vchunk_migrate_all(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam_vchunk *vchunk;
int err;
+ if (list_empty(&vregion->vchunk_list))
+ return 0;
+
/* If the migration got interrupted, we have the vchunk
* we are working on stored in context.
*/
@@ -1319,16 +1357,17 @@ mlxsw_sp_acl_tcam_vregion_migrate(struct mlxsw_sp *mlxsw_sp,
int err, err2;
trace_mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion);
- mutex_lock(&vregion->lock);
err = mlxsw_sp_acl_tcam_vchunk_migrate_all(mlxsw_sp, vregion,
ctx, credits);
if (err) {
+ if (ctx->this_is_rollback)
+ return err;
/* In case migration was not successful, we need to swap
* so the original region pointer is assigned again
* to vregion->region.
*/
swap(vregion->region, vregion->region2);
- ctx->current_vchunk = NULL;
+ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx);
ctx->this_is_rollback = true;
err2 = mlxsw_sp_acl_tcam_vchunk_migrate_all(mlxsw_sp, vregion,
ctx, credits);
@@ -1339,7 +1378,6 @@ mlxsw_sp_acl_tcam_vregion_migrate(struct mlxsw_sp *mlxsw_sp,
/* Let the rollback to be continued later on. */
}
}
- mutex_unlock(&vregion->lock);
trace_mlxsw_sp_acl_tcam_vregion_migrate_end(mlxsw_sp, vregion);
return err;
}
@@ -1388,6 +1426,7 @@ mlxsw_sp_acl_tcam_vregion_rehash_start(struct mlxsw_sp *mlxsw_sp,
ctx->hints_priv = hints_priv;
ctx->this_is_rollback = false;
+ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx);
return 0;
@@ -1440,7 +1479,8 @@ mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion,
ctx, credits);
if (err) {
- dev_err(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n");
+ dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n");
+ return;
}
if (*credits >= 0)
@@ -1548,19 +1588,11 @@ int mlxsw_sp_acl_tcam_init(struct mlxsw_sp *mlxsw_sp,
if (max_tcam_regions < max_regions)
max_regions = max_tcam_regions;
- tcam->used_regions = bitmap_zalloc(max_regions, GFP_KERNEL);
- if (!tcam->used_regions) {
- err = -ENOMEM;
- goto err_alloc_used_regions;
- }
+ ida_init(&tcam->used_regions);
tcam->max_regions = max_regions;
max_groups = MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_MAX_GROUPS);
- tcam->used_groups = bitmap_zalloc(max_groups, GFP_KERNEL);
- if (!tcam->used_groups) {
- err = -ENOMEM;
- goto err_alloc_used_groups;
- }
+ ida_init(&tcam->used_groups);
tcam->max_groups = max_groups;
tcam->max_group_size = MLXSW_CORE_RES_GET(mlxsw_sp->core,
ACL_MAX_GROUP_SIZE);
@@ -1574,10 +1606,8 @@ int mlxsw_sp_acl_tcam_init(struct mlxsw_sp *mlxsw_sp,
return 0;
err_tcam_init:
- bitmap_free(tcam->used_groups);
-err_alloc_used_groups:
- bitmap_free(tcam->used_regions);
-err_alloc_used_regions:
+ ida_destroy(&tcam->used_groups);
+ ida_destroy(&tcam->used_regions);
mlxsw_sp_acl_tcam_rehash_params_unregister(mlxsw_sp);
err_rehash_params_register:
mutex_destroy(&tcam->lock);
@@ -1590,8 +1620,8 @@ void mlxsw_sp_acl_tcam_fini(struct mlxsw_sp *mlxsw_sp,
const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
ops->fini(mlxsw_sp, tcam->priv);
- bitmap_free(tcam->used_groups);
- bitmap_free(tcam->used_regions);
+ ida_destroy(&tcam->used_groups);
+ ida_destroy(&tcam->used_regions);
mlxsw_sp_acl_tcam_rehash_params_unregister(mlxsw_sp);
mutex_destroy(&tcam->lock);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.h
index 462bf448497d..79a1d8606512 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.h
@@ -6,15 +6,16 @@
#include <linux/list.h>
#include <linux/parman.h>
+#include <linux/idr.h>
#include "reg.h"
#include "spectrum.h"
#include "core_acl_flex_keys.h"
struct mlxsw_sp_acl_tcam {
- unsigned long *used_regions; /* bit array */
+ struct ida used_regions;
unsigned int max_regions;
- unsigned long *used_groups; /* bit array */
+ struct ida used_groups;
unsigned int max_groups;
unsigned int max_group_size;
struct mutex lock; /* guards vregion list */
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index ae2fb9efbc50..d15aa6b25a88 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -501,7 +501,7 @@ struct mlxsw_sp_rt6 {
struct mlxsw_sp_lpm_tree {
u8 id; /* tree ID */
- unsigned int ref_count;
+ refcount_t ref_count;
enum mlxsw_sp_l3proto proto;
unsigned long prefix_ref_count[MLXSW_SP_PREFIX_COUNT];
struct mlxsw_sp_prefix_usage prefix_usage;
@@ -578,7 +578,7 @@ mlxsw_sp_lpm_tree_find_unused(struct mlxsw_sp *mlxsw_sp)
for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) {
lpm_tree = &mlxsw_sp->router->lpm.trees[i];
- if (lpm_tree->ref_count == 0)
+ if (refcount_read(&lpm_tree->ref_count) == 0)
return lpm_tree;
}
return NULL;
@@ -654,7 +654,7 @@ mlxsw_sp_lpm_tree_create(struct mlxsw_sp *mlxsw_sp,
sizeof(lpm_tree->prefix_usage));
memset(&lpm_tree->prefix_ref_count, 0,
sizeof(lpm_tree->prefix_ref_count));
- lpm_tree->ref_count = 1;
+ refcount_set(&lpm_tree->ref_count, 1);
return lpm_tree;
err_left_struct_set:
@@ -678,7 +678,7 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp,
for (i = 0; i < mlxsw_sp->router->lpm.tree_count; i++) {
lpm_tree = &mlxsw_sp->router->lpm.trees[i];
- if (lpm_tree->ref_count != 0 &&
+ if (refcount_read(&lpm_tree->ref_count) &&
lpm_tree->proto == proto &&
mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage,
prefix_usage)) {
@@ -691,14 +691,15 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_lpm_tree_hold(struct mlxsw_sp_lpm_tree *lpm_tree)
{
- lpm_tree->ref_count++;
+ refcount_inc(&lpm_tree->ref_count);
}
static void mlxsw_sp_lpm_tree_put(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_lpm_tree *lpm_tree)
{
- if (--lpm_tree->ref_count == 0)
- mlxsw_sp_lpm_tree_destroy(mlxsw_sp, lpm_tree);
+ if (!refcount_dec_and_test(&lpm_tree->ref_count))
+ return;
+ mlxsw_sp_lpm_tree_destroy(mlxsw_sp, lpm_tree);
}
#define MLXSW_SP_LPM_TREE_MIN 1 /* tree 0 is reserved */
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 6c749c148148..6397ff0dc951 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -61,7 +61,7 @@ struct mlxsw_sp_bridge_port {
struct mlxsw_sp_bridge_device *bridge_device;
struct list_head list;
struct list_head vlans_list;
- unsigned int ref_count;
+ refcount_t ref_count;
u8 stp_state;
unsigned long flags;
bool mrouter;
@@ -495,7 +495,7 @@ mlxsw_sp_bridge_port_create(struct mlxsw_sp_bridge_device *bridge_device,
BR_MCAST_FLOOD;
INIT_LIST_HEAD(&bridge_port->vlans_list);
list_add(&bridge_port->list, &bridge_device->ports_list);
- bridge_port->ref_count = 1;
+ refcount_set(&bridge_port->ref_count, 1);
err = switchdev_bridge_port_offload(brport_dev, mlxsw_sp_port->dev,
NULL, NULL, NULL, false, extack);
@@ -531,7 +531,7 @@ mlxsw_sp_bridge_port_get(struct mlxsw_sp_bridge *bridge,
bridge_port = mlxsw_sp_bridge_port_find(bridge, brport_dev);
if (bridge_port) {
- bridge_port->ref_count++;
+ refcount_inc(&bridge_port->ref_count);
return bridge_port;
}
@@ -558,7 +558,7 @@ static void mlxsw_sp_bridge_port_put(struct mlxsw_sp_bridge *bridge,
{
struct mlxsw_sp_bridge_device *bridge_device;
- if (--bridge_port->ref_count != 0)
+ if (!refcount_dec_and_test(&bridge_port->ref_count))
return;
bridge_device = bridge_port->bridge_device;
mlxsw_sp_bridge_port_destroy(bridge_port);
diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c
index c66618d91c28..f89716b1cfb6 100644
--- a/drivers/net/ethernet/ti/am65-cpts.c
+++ b/drivers/net/ethernet/ti/am65-cpts.c
@@ -784,6 +784,11 @@ static bool am65_cpts_match_tx_ts(struct am65_cpts *cpts,
struct am65_cpts_skb_cb_data *skb_cb =
(struct am65_cpts_skb_cb_data *)skb->cb;
+ if ((ptp_classify_raw(skb) & PTP_CLASS_V1) &&
+ ((mtype_seqid & AM65_CPTS_EVENT_1_SEQUENCE_ID_MASK) ==
+ (skb_cb->skb_mtype_seqid & AM65_CPTS_EVENT_1_SEQUENCE_ID_MASK)))
+ mtype_seqid = skb_cb->skb_mtype_seqid;
+
if (mtype_seqid == skb_cb->skb_mtype_seqid) {
u64 ns = event->timestamp;
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
index c09ecb3da772..925044c16c6a 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
@@ -421,12 +421,14 @@ static int prueth_init_rx_chns(struct prueth_emac *emac,
if (!i)
fdqring_id = k3_udma_glue_rx_flow_get_fdq_id(rx_chn->rx_chn,
i);
- rx_chn->irq[i] = k3_udma_glue_rx_get_irq(rx_chn->rx_chn, i);
- if (rx_chn->irq[i] <= 0) {
- ret = rx_chn->irq[i];
+ ret = k3_udma_glue_rx_get_irq(rx_chn->rx_chn, i);
+ if (ret <= 0) {
+ if (!ret)
+ ret = -ENXIO;
netdev_err(ndev, "Failed to get rx dma irq");
goto fail;
}
+ rx_chn->irq[i] = ret;
}
return 0;
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index e078f4071dc2..be434c833c69 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1585,7 +1585,7 @@ static void wx_set_num_queues(struct wx *wx)
*/
static int wx_acquire_msix_vectors(struct wx *wx)
{
- struct irq_affinity affd = {0, };
+ struct irq_affinity affd = { .pre_vectors = 1 };
int nvecs, i;
nvecs = min_t(int, num_online_cpus(), wx->mac.max_msix_vectors);
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 2b5357d94ff5..63f932256c9f 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -1111,11 +1111,12 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev,
static void gtp_dellink(struct net_device *dev, struct list_head *head)
{
struct gtp_dev *gtp = netdev_priv(dev);
+ struct hlist_node *next;
struct pdp_ctx *pctx;
int i;
for (i = 0; i < gtp->hash_size; i++)
- hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid)
+ hlist_for_each_entry_safe(pctx, next, >p->tid_hash[i], hlist_tid)
pdp_context_delete(pctx);
list_del_rcu(>p->list);
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 9663050a852d..778fb77c5a93 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -996,10 +996,12 @@ static enum rx_handler_result handle_not_macsec(struct sk_buff *skb)
struct metadata_dst *md_dst;
struct macsec_rxh_data *rxd;
struct macsec_dev *macsec;
+ bool is_macsec_md_dst;
rcu_read_lock();
rxd = macsec_data_rcu(skb->dev);
md_dst = skb_metadata_dst(skb);
+ is_macsec_md_dst = md_dst && md_dst->type == METADATA_MACSEC;
list_for_each_entry_rcu(macsec, &rxd->secys, secys) {
struct sk_buff *nskb;
@@ -1010,14 +1012,42 @@ static enum rx_handler_result handle_not_macsec(struct sk_buff *skb)
* the SecTAG, so we have to deduce which port to deliver to.
*/
if (macsec_is_offloaded(macsec) && netif_running(ndev)) {
- struct macsec_rx_sc *rx_sc = NULL;
+ const struct macsec_ops *ops;
- if (md_dst && md_dst->type == METADATA_MACSEC)
- rx_sc = find_rx_sc(&macsec->secy, md_dst->u.macsec_info.sci);
+ ops = macsec_get_ops(macsec, NULL);
- if (md_dst && md_dst->type == METADATA_MACSEC && !rx_sc)
+ if (ops->rx_uses_md_dst && !is_macsec_md_dst)
continue;
+ if (is_macsec_md_dst) {
+ struct macsec_rx_sc *rx_sc;
+
+ /* All drivers that implement MACsec offload
+ * support using skb metadata destinations must
+ * indicate that they do so.
+ */
+ DEBUG_NET_WARN_ON_ONCE(!ops->rx_uses_md_dst);
+ rx_sc = find_rx_sc(&macsec->secy,
+ md_dst->u.macsec_info.sci);
+ if (!rx_sc)
+ continue;
+ /* device indicated macsec offload occurred */
+ skb->dev = ndev;
+ skb->pkt_type = PACKET_HOST;
+ eth_skb_pkt_type(skb, ndev);
+ ret = RX_HANDLER_ANOTHER;
+ goto out;
+ }
+
+ /* This datapath is insecure because it is unable to
+ * enforce isolation of broadcast/multicast traffic and
+ * unicast traffic with promiscuous mode on the macsec
+ * netdev. Since the core stack has no mechanism to
+ * check that the hardware did indeed receive MACsec
+ * traffic, it is possible that the response handling
+ * done by the MACsec port was to a plaintext packet.
+ * This violates the MACsec protocol standard.
+ */
if (ether_addr_equal_64bits(hdr->h_dest,
ndev->dev_addr)) {
/* exact match, divert skb to this port */
@@ -1033,14 +1063,10 @@ static enum rx_handler_result handle_not_macsec(struct sk_buff *skb)
break;
nskb->dev = ndev;
- if (ether_addr_equal_64bits(hdr->h_dest,
- ndev->broadcast))
- nskb->pkt_type = PACKET_BROADCAST;
- else
- nskb->pkt_type = PACKET_MULTICAST;
+ eth_skb_pkt_type(nskb, ndev);
__netif_rx(nskb);
- } else if (rx_sc || ndev->flags & IFF_PROMISC) {
+ } else if (ndev->flags & IFF_PROMISC) {
skb->dev = ndev;
skb->pkt_type = PACKET_HOST;
ret = RX_HANDLER_ANOTHER;
diff --git a/drivers/net/phy/dp83869.c b/drivers/net/phy/dp83869.c
index fa8c6fdcf301..d7aaefb5226b 100644
--- a/drivers/net/phy/dp83869.c
+++ b/drivers/net/phy/dp83869.c
@@ -695,7 +695,8 @@ static int dp83869_configure_mode(struct phy_device *phydev,
phy_ctrl_val = dp83869->mode;
if (phydev->interface == PHY_INTERFACE_MODE_MII) {
if (dp83869->mode == DP83869_100M_MEDIA_CONVERT ||
- dp83869->mode == DP83869_RGMII_100_BASE) {
+ dp83869->mode == DP83869_RGMII_100_BASE ||
+ dp83869->mode == DP83869_RGMII_COPPER_ETHERNET) {
phy_ctrl_val |= DP83869_OP_MODE_MII;
} else {
phydev_err(phydev, "selected op-mode is not valid with MII mode\n");
diff --git a/drivers/net/phy/mediatek-ge-soc.c b/drivers/net/phy/mediatek-ge-soc.c
index 0f3a1538a8b8..f4f9412d0cd7 100644
--- a/drivers/net/phy/mediatek-ge-soc.c
+++ b/drivers/net/phy/mediatek-ge-soc.c
@@ -216,6 +216,9 @@
#define MTK_PHY_LED_ON_LINK1000 BIT(0)
#define MTK_PHY_LED_ON_LINK100 BIT(1)
#define MTK_PHY_LED_ON_LINK10 BIT(2)
+#define MTK_PHY_LED_ON_LINK (MTK_PHY_LED_ON_LINK10 |\
+ MTK_PHY_LED_ON_LINK100 |\
+ MTK_PHY_LED_ON_LINK1000)
#define MTK_PHY_LED_ON_LINKDOWN BIT(3)
#define MTK_PHY_LED_ON_FDX BIT(4) /* Full duplex */
#define MTK_PHY_LED_ON_HDX BIT(5) /* Half duplex */
@@ -231,6 +234,12 @@
#define MTK_PHY_LED_BLINK_100RX BIT(3)
#define MTK_PHY_LED_BLINK_10TX BIT(4)
#define MTK_PHY_LED_BLINK_10RX BIT(5)
+#define MTK_PHY_LED_BLINK_RX (MTK_PHY_LED_BLINK_10RX |\
+ MTK_PHY_LED_BLINK_100RX |\
+ MTK_PHY_LED_BLINK_1000RX)
+#define MTK_PHY_LED_BLINK_TX (MTK_PHY_LED_BLINK_10TX |\
+ MTK_PHY_LED_BLINK_100TX |\
+ MTK_PHY_LED_BLINK_1000TX)
#define MTK_PHY_LED_BLINK_COLLISION BIT(6)
#define MTK_PHY_LED_BLINK_RX_CRC_ERR BIT(7)
#define MTK_PHY_LED_BLINK_RX_IDLE_ERR BIT(8)
@@ -1247,11 +1256,9 @@ static int mt798x_phy_led_hw_control_get(struct phy_device *phydev, u8 index,
if (blink < 0)
return -EIO;
- if ((on & (MTK_PHY_LED_ON_LINK1000 | MTK_PHY_LED_ON_LINK100 |
- MTK_PHY_LED_ON_LINK10)) ||
- (blink & (MTK_PHY_LED_BLINK_1000RX | MTK_PHY_LED_BLINK_100RX |
- MTK_PHY_LED_BLINK_10RX | MTK_PHY_LED_BLINK_1000TX |
- MTK_PHY_LED_BLINK_100TX | MTK_PHY_LED_BLINK_10TX)))
+ if ((on & (MTK_PHY_LED_ON_LINK | MTK_PHY_LED_ON_FDX | MTK_PHY_LED_ON_HDX |
+ MTK_PHY_LED_ON_LINKDOWN)) ||
+ (blink & (MTK_PHY_LED_BLINK_RX | MTK_PHY_LED_BLINK_TX)))
set_bit(bit_netdev, &priv->led_state);
else
clear_bit(bit_netdev, &priv->led_state);
@@ -1269,7 +1276,7 @@ static int mt798x_phy_led_hw_control_get(struct phy_device *phydev, u8 index,
if (!rules)
return 0;
- if (on & (MTK_PHY_LED_ON_LINK1000 | MTK_PHY_LED_ON_LINK100 | MTK_PHY_LED_ON_LINK10))
+ if (on & MTK_PHY_LED_ON_LINK)
*rules |= BIT(TRIGGER_NETDEV_LINK);
if (on & MTK_PHY_LED_ON_LINK10)
@@ -1287,10 +1294,10 @@ static int mt798x_phy_led_hw_control_get(struct phy_device *phydev, u8 index,
if (on & MTK_PHY_LED_ON_HDX)
*rules |= BIT(TRIGGER_NETDEV_HALF_DUPLEX);
- if (blink & (MTK_PHY_LED_BLINK_1000RX | MTK_PHY_LED_BLINK_100RX | MTK_PHY_LED_BLINK_10RX))
+ if (blink & MTK_PHY_LED_BLINK_RX)
*rules |= BIT(TRIGGER_NETDEV_RX);
- if (blink & (MTK_PHY_LED_BLINK_1000TX | MTK_PHY_LED_BLINK_100TX | MTK_PHY_LED_BLINK_10TX))
+ if (blink & MTK_PHY_LED_BLINK_TX)
*rules |= BIT(TRIGGER_NETDEV_TX);
return 0;
@@ -1323,15 +1330,19 @@ static int mt798x_phy_led_hw_control_set(struct phy_device *phydev, u8 index,
on |= MTK_PHY_LED_ON_LINK1000;
if (rules & BIT(TRIGGER_NETDEV_RX)) {
- blink |= MTK_PHY_LED_BLINK_10RX |
- MTK_PHY_LED_BLINK_100RX |
- MTK_PHY_LED_BLINK_1000RX;
+ blink |= (on & MTK_PHY_LED_ON_LINK) ?
+ (((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10RX : 0) |
+ ((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100RX : 0) |
+ ((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000RX : 0)) :
+ MTK_PHY_LED_BLINK_RX;
}
if (rules & BIT(TRIGGER_NETDEV_TX)) {
- blink |= MTK_PHY_LED_BLINK_10TX |
- MTK_PHY_LED_BLINK_100TX |
- MTK_PHY_LED_BLINK_1000TX;
+ blink |= (on & MTK_PHY_LED_ON_LINK) ?
+ (((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10TX : 0) |
+ ((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100TX : 0) |
+ ((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000TX : 0)) :
+ MTK_PHY_LED_BLINK_TX;
}
if (blink || on)
@@ -1344,9 +1355,7 @@ static int mt798x_phy_led_hw_control_set(struct phy_device *phydev, u8 index,
MTK_PHY_LED0_ON_CTRL,
MTK_PHY_LED_ON_FDX |
MTK_PHY_LED_ON_HDX |
- MTK_PHY_LED_ON_LINK10 |
- MTK_PHY_LED_ON_LINK100 |
- MTK_PHY_LED_ON_LINK1000,
+ MTK_PHY_LED_ON_LINK,
on);
if (ret)
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 3078511f7608..21b6c4d94a63 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1456,21 +1456,16 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
/* Skip IP alignment pseudo header */
skb_pull(skb, 2);
- skb->truesize = SKB_TRUESIZE(pkt_len_plus_padd);
ax88179_rx_checksum(skb, pkt_hdr);
return 1;
}
- ax_skb = skb_clone(skb, GFP_ATOMIC);
+ ax_skb = netdev_alloc_skb_ip_align(dev->net, pkt_len);
if (!ax_skb)
return 0;
- skb_trim(ax_skb, pkt_len);
+ skb_put(ax_skb, pkt_len);
+ memcpy(ax_skb->data, skb->data + 2, pkt_len);
- /* Skip IP alignment pseudo header */
- skb_pull(ax_skb, 2);
-
- skb->truesize = pkt_len_plus_padd +
- SKB_DATA_ALIGN(sizeof(struct sk_buff));
ax88179_rx_checksum(ax_skb, pkt_hdr);
usbnet_skb_return(dev, ax_skb);
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index 99ede1312419..ecdf0276004f 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1615,6 +1615,10 @@ static bool vxlan_set_mac(struct vxlan_dev *vxlan,
if (ether_addr_equal(eth_hdr(skb)->h_source, vxlan->dev->dev_addr))
return false;
+ /* Ignore packets from invalid src-address */
+ if (!is_valid_ether_addr(eth_hdr(skb)->h_source))
+ return false;
+
/* Get address from the outer IP header */
if (vxlan_get_sk_family(vs) == AF_INET) {
saddr.sin.sin_addr.s_addr = ip_hdr(skb)->saddr;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
index 233ae81884a0..ae0eb585b61e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
@@ -53,6 +53,8 @@ int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (!pasn)
return -ENOBUFS;
+ iwl_mvm_ftm_remove_pasn_sta(mvm, addr);
+
pasn->cipher = iwl_mvm_cipher_to_location_cipher(cipher);
switch (pasn->cipher) {
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index 3cbe2c0b8d6b..03ec900a3343 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -2819,7 +2819,8 @@ static int iwl_mvm_build_scan_cmd(struct iwl_mvm *mvm,
if (ver_handler->version != scan_ver)
continue;
- return ver_handler->handler(mvm, vif, params, type, uid);
+ err = ver_handler->handler(mvm, vif, params, type, uid);
+ return err ? : uid;
}
err = iwl_mvm_scan_umac(mvm, vif, params, type, uid);
diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c
index f5a0880da3fc..07be0adc13ec 100644
--- a/drivers/net/wireless/virtual/mac80211_hwsim.c
+++ b/drivers/net/wireless/virtual/mac80211_hwsim.c
@@ -3795,7 +3795,7 @@ static int hwsim_pmsr_report_nl(struct sk_buff *msg, struct genl_info *info)
}
nla_for_each_nested(peer, peers, rem) {
- struct cfg80211_pmsr_result result;
+ struct cfg80211_pmsr_result result = {};
err = mac80211_hwsim_parse_pmsr_result(peer, &result, info);
if (err)
diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
index 7eb17f46a815..9e1a34e23af2 100644
--- a/drivers/nfc/trf7970a.c
+++ b/drivers/nfc/trf7970a.c
@@ -424,7 +424,8 @@ struct trf7970a {
enum trf7970a_state state;
struct device *dev;
struct spi_device *spi;
- struct regulator *regulator;
+ struct regulator *vin_regulator;
+ struct regulator *vddio_regulator;
struct nfc_digital_dev *ddev;
u32 quirks;
bool is_initiator;
@@ -1883,7 +1884,7 @@ static int trf7970a_power_up(struct trf7970a *trf)
if (trf->state != TRF7970A_ST_PWR_OFF)
return 0;
- ret = regulator_enable(trf->regulator);
+ ret = regulator_enable(trf->vin_regulator);
if (ret) {
dev_err(trf->dev, "%s - Can't enable VIN: %d\n", __func__, ret);
return ret;
@@ -1926,7 +1927,7 @@ static int trf7970a_power_down(struct trf7970a *trf)
if (trf->en2_gpiod && !(trf->quirks & TRF7970A_QUIRK_EN2_MUST_STAY_LOW))
gpiod_set_value_cansleep(trf->en2_gpiod, 0);
- ret = regulator_disable(trf->regulator);
+ ret = regulator_disable(trf->vin_regulator);
if (ret)
dev_err(trf->dev, "%s - Can't disable VIN: %d\n", __func__,
ret);
@@ -2065,37 +2066,37 @@ static int trf7970a_probe(struct spi_device *spi)
mutex_init(&trf->lock);
INIT_DELAYED_WORK(&trf->timeout_work, trf7970a_timeout_work_handler);
- trf->regulator = devm_regulator_get(&spi->dev, "vin");
- if (IS_ERR(trf->regulator)) {
- ret = PTR_ERR(trf->regulator);
+ trf->vin_regulator = devm_regulator_get(&spi->dev, "vin");
+ if (IS_ERR(trf->vin_regulator)) {
+ ret = PTR_ERR(trf->vin_regulator);
dev_err(trf->dev, "Can't get VIN regulator: %d\n", ret);
goto err_destroy_lock;
}
- ret = regulator_enable(trf->regulator);
+ ret = regulator_enable(trf->vin_regulator);
if (ret) {
dev_err(trf->dev, "Can't enable VIN: %d\n", ret);
goto err_destroy_lock;
}
- uvolts = regulator_get_voltage(trf->regulator);
+ uvolts = regulator_get_voltage(trf->vin_regulator);
if (uvolts > 4000000)
trf->chip_status_ctrl = TRF7970A_CHIP_STATUS_VRS5_3;
- trf->regulator = devm_regulator_get(&spi->dev, "vdd-io");
- if (IS_ERR(trf->regulator)) {
- ret = PTR_ERR(trf->regulator);
+ trf->vddio_regulator = devm_regulator_get(&spi->dev, "vdd-io");
+ if (IS_ERR(trf->vddio_regulator)) {
+ ret = PTR_ERR(trf->vddio_regulator);
dev_err(trf->dev, "Can't get VDD_IO regulator: %d\n", ret);
- goto err_destroy_lock;
+ goto err_disable_vin_regulator;
}
- ret = regulator_enable(trf->regulator);
+ ret = regulator_enable(trf->vddio_regulator);
if (ret) {
dev_err(trf->dev, "Can't enable VDD_IO: %d\n", ret);
- goto err_destroy_lock;
+ goto err_disable_vin_regulator;
}
- if (regulator_get_voltage(trf->regulator) == 1800000) {
+ if (regulator_get_voltage(trf->vddio_regulator) == 1800000) {
trf->io_ctrl = TRF7970A_REG_IO_CTRL_IO_LOW;
dev_dbg(trf->dev, "trf7970a config vdd_io to 1.8V\n");
}
@@ -2108,7 +2109,7 @@ static int trf7970a_probe(struct spi_device *spi)
if (!trf->ddev) {
dev_err(trf->dev, "Can't allocate NFC digital device\n");
ret = -ENOMEM;
- goto err_disable_regulator;
+ goto err_disable_vddio_regulator;
}
nfc_digital_set_parent_dev(trf->ddev, trf->dev);
@@ -2137,8 +2138,10 @@ static int trf7970a_probe(struct spi_device *spi)
trf7970a_shutdown(trf);
err_free_ddev:
nfc_digital_free_device(trf->ddev);
-err_disable_regulator:
- regulator_disable(trf->regulator);
+err_disable_vddio_regulator:
+ regulator_disable(trf->vddio_regulator);
+err_disable_vin_regulator:
+ regulator_disable(trf->vin_regulator);
err_destroy_lock:
mutex_destroy(&trf->lock);
return ret;
@@ -2157,7 +2160,8 @@ static void trf7970a_remove(struct spi_device *spi)
nfc_digital_unregister_device(trf->ddev);
nfc_digital_free_device(trf->ddev);
- regulator_disable(trf->regulator);
+ regulator_disable(trf->vddio_regulator);
+ regulator_disable(trf->vin_regulator);
mutex_destroy(&trf->lock);
}
diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c
index b700f52b7b67..11fcb1867118 100644
--- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c
+++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c
@@ -110,8 +110,10 @@ static int imx8_pcie_phy_power_on(struct phy *phy)
/* Source clock from SoC internal PLL */
writel(ANA_PLL_CLK_OUT_TO_EXT_IO_SEL,
imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG062);
- writel(AUX_PLL_REFCLK_SEL_SYS_PLL,
- imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG063);
+ if (imx8_phy->drvdata->variant != IMX8MM) {
+ writel(AUX_PLL_REFCLK_SEL_SYS_PLL,
+ imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG063);
+ }
val = ANA_AUX_RX_TX_SEL_TX | ANA_AUX_TX_TERM;
writel(val | ANA_AUX_RX_TERM_GND_EN,
imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG064);
diff --git a/drivers/phy/marvell/phy-mvebu-a3700-comphy.c b/drivers/phy/marvell/phy-mvebu-a3700-comphy.c
index 24c3371e2bb2..27f221a0f922 100644
--- a/drivers/phy/marvell/phy-mvebu-a3700-comphy.c
+++ b/drivers/phy/marvell/phy-mvebu-a3700-comphy.c
@@ -603,7 +603,7 @@ static void comphy_gbe_phy_init(struct mvebu_a3700_comphy_lane *lane,
u16 val;
fix_idx = 0;
- for (addr = 0; addr < 512; addr++) {
+ for (addr = 0; addr < ARRAY_SIZE(gbe_phy_init); addr++) {
/*
* All PHY register values are defined in full for 3.125Gbps
* SERDES speed. The values required for 1.25 Gbps are almost
@@ -611,11 +611,12 @@ static void comphy_gbe_phy_init(struct mvebu_a3700_comphy_lane *lane,
* comparison to 3.125 Gbps values. These register values are
* stored in "gbe_phy_init_fix" array.
*/
- if (!is_1gbps && gbe_phy_init_fix[fix_idx].addr == addr) {
+ if (!is_1gbps &&
+ fix_idx < ARRAY_SIZE(gbe_phy_init_fix) &&
+ gbe_phy_init_fix[fix_idx].addr == addr) {
/* Use new value */
val = gbe_phy_init_fix[fix_idx].value;
- if (fix_idx < ARRAY_SIZE(gbe_phy_init_fix))
- fix_idx++;
+ fix_idx++;
} else {
val = gbe_phy_init[addr];
}
diff --git a/drivers/phy/qualcomm/phy-qcom-m31.c b/drivers/phy/qualcomm/phy-qcom-m31.c
index 5cb7e79b99b3..89c9d74e3546 100644
--- a/drivers/phy/qualcomm/phy-qcom-m31.c
+++ b/drivers/phy/qualcomm/phy-qcom-m31.c
@@ -253,7 +253,7 @@ static int m31usb_phy_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(qphy->phy),
"failed to create phy\n");
- qphy->vreg = devm_regulator_get(dev, "vdda-phy");
+ qphy->vreg = devm_regulator_get(dev, "vdd");
if (IS_ERR(qphy->vreg))
return dev_err_probe(dev, PTR_ERR(qphy->vreg),
"failed to get vreg\n");
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
index 5e6fc8103e9d..dce002e232ee 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c
@@ -112,6 +112,7 @@ enum qphy_reg_layout {
QPHY_COM_BIAS_EN_CLKBUFLR_EN,
QPHY_DP_PHY_STATUS,
+ QPHY_DP_PHY_VCO_DIV,
QPHY_TX_TX_POL_INV,
QPHY_TX_TX_DRV_LVL,
@@ -137,6 +138,7 @@ static const unsigned int qmp_v3_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = {
[QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN,
[QPHY_DP_PHY_STATUS] = QSERDES_V3_DP_PHY_STATUS,
+ [QPHY_DP_PHY_VCO_DIV] = QSERDES_V3_DP_PHY_VCO_DIV,
[QPHY_TX_TX_POL_INV] = QSERDES_V3_TX_TX_POL_INV,
[QPHY_TX_TX_DRV_LVL] = QSERDES_V3_TX_TX_DRV_LVL,
@@ -161,6 +163,7 @@ static const unsigned int qmp_v45_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = {
[QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN,
[QPHY_DP_PHY_STATUS] = QSERDES_V4_DP_PHY_STATUS,
+ [QPHY_DP_PHY_VCO_DIV] = QSERDES_V4_DP_PHY_VCO_DIV,
[QPHY_TX_TX_POL_INV] = QSERDES_V4_TX_TX_POL_INV,
[QPHY_TX_TX_DRV_LVL] = QSERDES_V4_TX_TX_DRV_LVL,
@@ -185,6 +188,7 @@ static const unsigned int qmp_v5_5nm_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = {
[QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V5_COM_BIAS_EN_CLKBUFLR_EN,
[QPHY_DP_PHY_STATUS] = QSERDES_V5_DP_PHY_STATUS,
+ [QPHY_DP_PHY_VCO_DIV] = QSERDES_V5_DP_PHY_VCO_DIV,
[QPHY_TX_TX_POL_INV] = QSERDES_V5_5NM_TX_TX_POL_INV,
[QPHY_TX_TX_DRV_LVL] = QSERDES_V5_5NM_TX_TX_DRV_LVL,
@@ -209,6 +213,7 @@ static const unsigned int qmp_v6_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = {
[QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V6_COM_PLL_BIAS_EN_CLK_BUFLR_EN,
[QPHY_DP_PHY_STATUS] = QSERDES_V6_DP_PHY_STATUS,
+ [QPHY_DP_PHY_VCO_DIV] = QSERDES_V6_DP_PHY_VCO_DIV,
[QPHY_TX_TX_POL_INV] = QSERDES_V6_TX_TX_POL_INV,
[QPHY_TX_TX_DRV_LVL] = QSERDES_V6_TX_TX_DRV_LVL,
@@ -2047,9 +2052,9 @@ static bool qmp_combo_configure_dp_mode(struct qmp_combo *qmp)
writel(val, qmp->dp_dp_phy + QSERDES_DP_PHY_PD_CTL);
if (reverse)
- writel(0x4c, qmp->pcs + QSERDES_DP_PHY_MODE);
+ writel(0x4c, qmp->dp_dp_phy + QSERDES_DP_PHY_MODE);
else
- writel(0x5c, qmp->pcs + QSERDES_DP_PHY_MODE);
+ writel(0x5c, qmp->dp_dp_phy + QSERDES_DP_PHY_MODE);
return reverse;
}
@@ -2059,6 +2064,7 @@ static int qmp_combo_configure_dp_clocks(struct qmp_combo *qmp)
const struct phy_configure_opts_dp *dp_opts = &qmp->dp_opts;
u32 phy_vco_div;
unsigned long pixel_freq;
+ const struct qmp_phy_cfg *cfg = qmp->cfg;
switch (dp_opts->link_rate) {
case 1620:
@@ -2081,7 +2087,7 @@ static int qmp_combo_configure_dp_clocks(struct qmp_combo *qmp)
/* Other link rates aren't supported */
return -EINVAL;
}
- writel(phy_vco_div, qmp->dp_dp_phy + QSERDES_V4_DP_PHY_VCO_DIV);
+ writel(phy_vco_div, qmp->dp_dp_phy + cfg->regs[QPHY_DP_PHY_VCO_DIV]);
clk_set_rate(qmp->dp_link_hw.clk, dp_opts->link_rate * 100000);
clk_set_rate(qmp->dp_pixel_hw.clk, pixel_freq);
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h
index 32d897684755..e2c22edfe653 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.h
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.h
@@ -134,9 +134,11 @@
#define QPHY_V4_PCS_MISC_TYPEC_STATUS 0x10
#define QPHY_V4_PCS_MISC_PLACEHOLDER_STATUS 0x14
+#define QSERDES_V5_DP_PHY_VCO_DIV 0x070
#define QSERDES_V5_DP_PHY_STATUS 0x0dc
/* Only for QMP V6 PHY - DP PHY registers */
+#define QSERDES_V6_DP_PHY_VCO_DIV 0x070
#define QSERDES_V6_DP_PHY_AUX_INTERRUPT_STATUS 0x0e0
#define QSERDES_V6_DP_PHY_STATUS 0x0e4
diff --git a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
index 5de5e2e97ffa..26b157f53f3d 100644
--- a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
@@ -125,12 +125,15 @@ struct rockchip_combphy_grfcfg {
};
struct rockchip_combphy_cfg {
+ unsigned int num_phys;
+ unsigned int phy_ids[3];
const struct rockchip_combphy_grfcfg *grfcfg;
int (*combphy_cfg)(struct rockchip_combphy_priv *priv);
};
struct rockchip_combphy_priv {
u8 type;
+ int id;
void __iomem *mmio;
int num_clks;
struct clk_bulk_data *clks;
@@ -320,7 +323,7 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
struct rockchip_combphy_priv *priv;
const struct rockchip_combphy_cfg *phy_cfg;
struct resource *res;
- int ret;
+ int ret, id;
phy_cfg = of_device_get_match_data(dev);
if (!phy_cfg) {
@@ -338,6 +341,15 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
return ret;
}
+ /* find the phy-id from the io address */
+ priv->id = -ENODEV;
+ for (id = 0; id < phy_cfg->num_phys; id++) {
+ if (res->start == phy_cfg->phy_ids[id]) {
+ priv->id = id;
+ break;
+ }
+ }
+
priv->dev = dev;
priv->type = PHY_NONE;
priv->cfg = phy_cfg;
@@ -562,6 +574,12 @@ static const struct rockchip_combphy_grfcfg rk3568_combphy_grfcfgs = {
};
static const struct rockchip_combphy_cfg rk3568_combphy_cfgs = {
+ .num_phys = 3,
+ .phy_ids = {
+ 0xfe820000,
+ 0xfe830000,
+ 0xfe840000,
+ },
.grfcfg = &rk3568_combphy_grfcfgs,
.combphy_cfg = rk3568_combphy_cfg,
};
@@ -578,8 +596,14 @@ static int rk3588_combphy_cfg(struct rockchip_combphy_priv *priv)
rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true);
rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true);
rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true);
- rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true);
- rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true);
+ switch (priv->id) {
+ case 1:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true);
+ break;
+ case 2:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true);
+ break;
+ }
break;
case PHY_TYPE_USB3:
/* Set SSC downward spread spectrum */
@@ -736,6 +760,12 @@ static const struct rockchip_combphy_grfcfg rk3588_combphy_grfcfgs = {
};
static const struct rockchip_combphy_cfg rk3588_combphy_cfgs = {
+ .num_phys = 3,
+ .phy_ids = {
+ 0xfee00000,
+ 0xfee10000,
+ 0xfee20000,
+ },
.grfcfg = &rk3588_combphy_grfcfgs,
.combphy_cfg = rk3588_combphy_cfg,
};
diff --git a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
index 121e5961ce11..9857ee45b89e 100644
--- a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
+++ b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
@@ -40,6 +40,8 @@
#define RK3588_BIFURCATION_LANE_0_1 BIT(0)
#define RK3588_BIFURCATION_LANE_2_3 BIT(1)
#define RK3588_LANE_AGGREGATION BIT(2)
+#define RK3588_PCIE1LN_SEL_EN (GENMASK(1, 0) << 16)
+#define RK3588_PCIE30_PHY_MODE_EN (GENMASK(2, 0) << 16)
struct rockchip_p3phy_ops;
@@ -132,7 +134,7 @@ static const struct rockchip_p3phy_ops rk3568_ops = {
static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv)
{
u32 reg = 0;
- u8 mode = 0;
+ u8 mode = RK3588_LANE_AGGREGATION; /* default */
int ret;
/* Deassert PCIe PMA output clamp mode */
@@ -140,31 +142,24 @@ static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv)
/* Set bifurcation if needed */
for (int i = 0; i < priv->num_lanes; i++) {
- if (!priv->lanes[i])
- mode |= (BIT(i) << 3);
-
if (priv->lanes[i] > 1)
- mode |= (BIT(i) >> 1);
- }
-
- if (!mode)
- reg = RK3588_LANE_AGGREGATION;
- else {
- if (mode & (BIT(0) | BIT(1)))
- reg |= RK3588_BIFURCATION_LANE_0_1;
-
- if (mode & (BIT(2) | BIT(3)))
- reg |= RK3588_BIFURCATION_LANE_2_3;
+ mode &= ~RK3588_LANE_AGGREGATION;
+ if (priv->lanes[i] == 3)
+ mode |= RK3588_BIFURCATION_LANE_0_1;
+ if (priv->lanes[i] == 4)
+ mode |= RK3588_BIFURCATION_LANE_2_3;
}
- regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, (0x7<<16) | reg);
+ reg = mode;
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0,
+ RK3588_PCIE30_PHY_MODE_EN | reg);
/* Set pcie1ln_sel in PHP_GRF_PCIESEL_CON */
if (!IS_ERR(priv->pipe_grf)) {
- reg = (mode & (BIT(6) | BIT(7))) >> 6;
+ reg = mode & (RK3588_BIFURCATION_LANE_0_1 | RK3588_BIFURCATION_LANE_2_3);
if (reg)
regmap_write(priv->pipe_grf, PHP_GRF_PCIESEL_CON,
- (reg << 16) | reg);
+ RK3588_PCIE1LN_SEL_EN | reg);
}
reset_control_deassert(priv->p30phy);
diff --git a/drivers/phy/ti/phy-tusb1210.c b/drivers/phy/ti/phy-tusb1210.c
index b4881cb34475..c23eecc7d180 100644
--- a/drivers/phy/ti/phy-tusb1210.c
+++ b/drivers/phy/ti/phy-tusb1210.c
@@ -65,7 +65,6 @@ struct tusb1210 {
struct delayed_work chg_det_work;
struct notifier_block psy_nb;
struct power_supply *psy;
- struct power_supply *charger;
#endif
};
@@ -231,19 +230,24 @@ static const char * const tusb1210_chargers[] = {
static bool tusb1210_get_online(struct tusb1210 *tusb)
{
+ struct power_supply *charger = NULL;
union power_supply_propval val;
- int i;
+ bool online = false;
+ int i, ret;
- for (i = 0; i < ARRAY_SIZE(tusb1210_chargers) && !tusb->charger; i++)
- tusb->charger = power_supply_get_by_name(tusb1210_chargers[i]);
+ for (i = 0; i < ARRAY_SIZE(tusb1210_chargers) && !charger; i++)
+ charger = power_supply_get_by_name(tusb1210_chargers[i]);
- if (!tusb->charger)
+ if (!charger)
return false;
- if (power_supply_get_property(tusb->charger, POWER_SUPPLY_PROP_ONLINE, &val))
- return false;
+ ret = power_supply_get_property(charger, POWER_SUPPLY_PROP_ONLINE, &val);
+ if (ret == 0)
+ online = val.intval;
+
+ power_supply_put(charger);
- return val.intval;
+ return online;
}
static void tusb1210_chg_det_work(struct work_struct *work)
@@ -467,9 +471,6 @@ static void tusb1210_remove_charger_detect(struct tusb1210 *tusb)
cancel_delayed_work_sync(&tusb->chg_det_work);
power_supply_unregister(tusb->psy);
}
-
- if (tusb->charger)
- power_supply_put(tusb->charger);
}
#else
static void tusb1210_probe_charger_detect(struct tusb1210 *tusb) { }
diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c
index a3b1f4e6f0f9..79173ab540a6 100644
--- a/drivers/soundwire/amd_manager.c
+++ b/drivers/soundwire/amd_manager.c
@@ -148,6 +148,19 @@ static void amd_sdw_set_frameshape(struct amd_sdw_manager *amd_manager)
writel(frame_size, amd_manager->mmio + ACP_SW_FRAMESIZE);
}
+static void amd_sdw_wake_enable(struct amd_sdw_manager *amd_manager, bool enable)
+{
+ u32 wake_ctrl;
+
+ wake_ctrl = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11);
+ if (enable)
+ wake_ctrl |= AMD_SDW_WAKE_INTR_MASK;
+ else
+ wake_ctrl &= ~AMD_SDW_WAKE_INTR_MASK;
+
+ writel(wake_ctrl, amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11);
+}
+
static void amd_sdw_ctl_word_prep(u32 *lower_word, u32 *upper_word, struct sdw_msg *msg,
int cmd_offset)
{
@@ -1122,6 +1135,7 @@ static int __maybe_unused amd_suspend(struct device *dev)
}
if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) {
+ amd_sdw_wake_enable(amd_manager, false);
return amd_sdw_clock_stop(amd_manager);
} else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) {
/*
@@ -1148,6 +1162,7 @@ static int __maybe_unused amd_suspend_runtime(struct device *dev)
return 0;
}
if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) {
+ amd_sdw_wake_enable(amd_manager, true);
return amd_sdw_clock_stop(amd_manager);
} else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) {
ret = amd_sdw_clock_stop(amd_manager);
diff --git a/drivers/soundwire/amd_manager.h b/drivers/soundwire/amd_manager.h
index 5f040151a259..6dcc7a449346 100644
--- a/drivers/soundwire/amd_manager.h
+++ b/drivers/soundwire/amd_manager.h
@@ -152,7 +152,7 @@
#define AMD_SDW0_EXT_INTR_MASK 0x200000
#define AMD_SDW1_EXT_INTR_MASK 4
#define AMD_SDW_IRQ_MASK_0TO7 0x77777777
-#define AMD_SDW_IRQ_MASK_8TO11 0x000d7777
+#define AMD_SDW_IRQ_MASK_8TO11 0x000c7777
#define AMD_SDW_IRQ_ERROR_MASK 0xff
#define AMD_SDW_MAX_FREQ_NUM 1
#define AMD_SDW0_MAX_TX_PORTS 3
@@ -190,6 +190,7 @@
#define AMD_SDW_CLK_RESUME_REQ 2
#define AMD_SDW_CLK_RESUME_DONE 3
#define AMD_SDW_WAKE_STAT_MASK BIT(16)
+#define AMD_SDW_WAKE_INTR_MASK BIT(16)
static u32 amd_sdw_freq_tbl[AMD_SDW_MAX_FREQ_NUM] = {
AMD_SDW_DEFAULT_CLK_FREQ,
diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c
index 1ae1d35a5942..b9607d5a370d 100644
--- a/drivers/video/fbdev/core/fb_defio.c
+++ b/drivers/video/fbdev/core/fb_defio.c
@@ -196,7 +196,7 @@ static vm_fault_t fb_deferred_io_track_page(struct fb_info *info, unsigned long
*/
static vm_fault_t fb_deferred_io_page_mkwrite(struct fb_info *info, struct vm_fault *vmf)
{
- unsigned long offset = vmf->address - vmf->vma->vm_start;
+ unsigned long offset = vmf->pgoff << PAGE_SHIFT;
struct page *page = vmf->page;
file_update_time(vmf->vma->vm_file);
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index a4a809efc92f..df223ebf2551 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -2770,20 +2770,14 @@ struct btrfs_data_container *init_data_container(u32 total_bytes)
size_t alloc_bytes;
alloc_bytes = max_t(size_t, total_bytes, sizeof(*data));
- data = kvmalloc(alloc_bytes, GFP_KERNEL);
+ data = kvzalloc(alloc_bytes, GFP_KERNEL);
if (!data)
return ERR_PTR(-ENOMEM);
- if (total_bytes >= sizeof(*data)) {
+ if (total_bytes >= sizeof(*data))
data->bytes_left = total_bytes - sizeof(*data);
- data->bytes_missing = 0;
- } else {
+ else
data->bytes_missing = sizeof(*data) - total_bytes;
- data->bytes_left = 0;
- }
-
- data->elem_cnt = 0;
- data->elem_missed = 0;
return data;
}
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index a6d8368ed0ed..8c017c4105f2 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -843,7 +843,7 @@ void btrfs_drop_extent_map_range(struct btrfs_inode *inode, u64 start, u64 end,
split->block_len = em->block_len;
split->orig_start = em->orig_start;
} else {
- const u64 diff = start + len - em->start;
+ const u64 diff = end - em->start;
split->block_len = split->len;
split->block_start += diff;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index e57d18825a56..33d0efa5ed79 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1134,13 +1134,13 @@ static void submit_one_async_extent(struct async_chunk *async_chunk,
0, *alloc_hint, &ins, 1, 1);
if (ret) {
/*
- * Here we used to try again by going back to non-compressed
- * path for ENOSPC. But we can't reserve space even for
- * compressed size, how could it work for uncompressed size
- * which requires larger size? So here we directly go error
- * path.
+ * We can't reserve contiguous space for the compressed size.
+ * Unlikely, but it's possible that we could have enough
+ * non-contiguous space for the uncompressed size instead. So
+ * fall back to uncompressed.
*/
- goto out_free;
+ submit_uncompressed_range(inode, async_extent, locked_page);
+ goto done;
}
/* Here we're doing allocation and writeback of the compressed pages */
@@ -1192,7 +1192,6 @@ static void submit_one_async_extent(struct async_chunk *async_chunk,
out_free_reserve:
btrfs_dec_block_group_reservations(fs_info, ins.objectid);
btrfs_free_reserved_extent(fs_info, ins.objectid, ins.offset, 1);
-out_free:
mapping_set_error(inode->vfs_inode.i_mapping, -EIO);
extent_clear_unlock_delalloc(inode, start, end,
NULL, EXTENT_LOCKED | EXTENT_DELALLOC |
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 9cef4243c23d..819973c37a14 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1013,6 +1013,7 @@ static void scrub_stripe_read_repair_worker(struct work_struct *work)
struct btrfs_fs_info *fs_info = sctx->fs_info;
int num_copies = btrfs_num_copies(fs_info, stripe->bg->start,
stripe->bg->length);
+ unsigned long repaired;
int mirror;
int i;
@@ -1079,16 +1080,15 @@ static void scrub_stripe_read_repair_worker(struct work_struct *work)
* Submit the repaired sectors. For zoned case, we cannot do repair
* in-place, but queue the bg to be relocated.
*/
- if (btrfs_is_zoned(fs_info)) {
- if (!bitmap_empty(&stripe->error_bitmap, stripe->nr_sectors))
+ bitmap_andnot(&repaired, &stripe->init_error_bitmap, &stripe->error_bitmap,
+ stripe->nr_sectors);
+ if (!sctx->readonly && !bitmap_empty(&repaired, stripe->nr_sectors)) {
+ if (btrfs_is_zoned(fs_info)) {
btrfs_repair_one_zone(fs_info, sctx->stripes[0].bg->start);
- } else if (!sctx->readonly) {
- unsigned long repaired;
-
- bitmap_andnot(&repaired, &stripe->init_error_bitmap,
- &stripe->error_bitmap, stripe->nr_sectors);
- scrub_write_sectors(sctx, stripe, repaired, false);
- wait_scrub_stripe_io(stripe);
+ } else {
+ scrub_write_sectors(sctx, stripe, repaired, false);
+ wait_scrub_stripe_io(stripe);
+ }
}
scrub_stripe_report_errors(sctx, stripe);
diff --git a/fs/btrfs/tests/extent-map-tests.c b/fs/btrfs/tests/extent-map-tests.c
index 29bdd08b241f..bf85c75ee722 100644
--- a/fs/btrfs/tests/extent-map-tests.c
+++ b/fs/btrfs/tests/extent-map-tests.c
@@ -826,6 +826,11 @@ static int test_case_7(void)
goto out;
}
+ if (em->block_start != SZ_32K + SZ_4K) {
+ test_err("em->block_start is %llu, expected 36K", em->block_start);
+ goto out;
+ }
+
free_extent_map(em);
read_lock(&em_tree->lock);
diff --git a/fs/overlayfs/params.c b/fs/overlayfs/params.c
index ad3593a41fb5..488f920f79d2 100644
--- a/fs/overlayfs/params.c
+++ b/fs/overlayfs/params.c
@@ -438,7 +438,7 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc)
struct ovl_fs_context *ctx = fc->fs_private;
struct ovl_fs_context_layer *l;
char *dup = NULL, *iter;
- ssize_t nr_lower = 0, nr = 0, nr_data = 0;
+ ssize_t nr_lower, nr;
bool data_layer = false;
/*
@@ -490,6 +490,7 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc)
iter = dup;
l = ctx->lower;
for (nr = 0; nr < nr_lower; nr++, l++) {
+ ctx->nr++;
memset(l, 0, sizeof(*l));
err = ovl_mount_dir(iter, &l->path);
@@ -506,10 +507,10 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc)
goto out_put;
if (data_layer)
- nr_data++;
+ ctx->nr_data++;
/* Calling strchr() again would overrun. */
- if ((nr + 1) == nr_lower)
+ if (ctx->nr == nr_lower)
break;
err = -EINVAL;
@@ -519,7 +520,7 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc)
* This is a regular layer so we require that
* there are no data layers.
*/
- if ((ctx->nr_data + nr_data) > 0) {
+ if (ctx->nr_data > 0) {
pr_err("regular lower layers cannot follow data lower layers");
goto out_put;
}
@@ -532,8 +533,6 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc)
data_layer = true;
iter++;
}
- ctx->nr = nr_lower;
- ctx->nr_data += nr_data;
kfree(dup);
return 0;
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 195b077c0fac..9223856c934b 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -67,7 +67,7 @@ static ssize_t kpagecount_read(struct file *file, char __user *buf,
*/
ppage = pfn_to_online_page(pfn);
- if (!ppage || PageSlab(ppage) || page_has_type(ppage))
+ if (!ppage)
pcount = 0;
else
pcount = page_mapcount(ppage);
@@ -124,11 +124,8 @@ u64 stable_page_flags(struct page *page)
/*
* pseudo flags for the well known (anonymous) memory mapped pages
- *
- * Note that page->_mapcount is overloaded in SLAB, so the
- * simple test in page_mapped() is not enough.
*/
- if (!PageSlab(page) && page_mapped(page))
+ if (page_mapped(page))
u |= 1 << KPF_MMAP;
if (PageAnon(page))
u |= 1 << KPF_ANON;
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c
index fcb93a66e47c..44e2cc37a8b6 100644
--- a/fs/smb/client/cifsfs.c
+++ b/fs/smb/client/cifsfs.c
@@ -392,6 +392,7 @@ cifs_alloc_inode(struct super_block *sb)
* server, can not assume caching of file data or metadata.
*/
cifs_set_oplock_level(cifs_inode, 0);
+ cifs_inode->lease_granted = false;
cifs_inode->flags = 0;
spin_lock_init(&cifs_inode->writers_lock);
cifs_inode->writers = 0;
diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h
index 68fd61a56408..12a48e1d80c3 100644
--- a/fs/smb/client/cifsglob.h
+++ b/fs/smb/client/cifsglob.h
@@ -1247,7 +1247,9 @@ struct cifs_tcon {
__u32 max_cached_dirs;
#ifdef CONFIG_CIFS_FSCACHE
u64 resource_id; /* server resource id */
+ bool fscache_acquired; /* T if we've tried acquiring a cookie */
struct fscache_volume *fscache; /* cookie for share */
+ struct mutex fscache_lock; /* Prevent regetting a cookie */
#endif
struct list_head pending_opens; /* list of incomplete opens */
struct cached_fids *cfids;
diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h
index c0513fbb8a59..c46d418c1c0c 100644
--- a/fs/smb/client/cifspdu.h
+++ b/fs/smb/client/cifspdu.h
@@ -882,7 +882,7 @@ typedef struct smb_com_open_rsp {
__u8 OplockLevel;
__u16 Fid;
__le32 CreateAction;
- struct_group(common_attributes,
+ struct_group_attr(common_attributes, __packed,
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
@@ -2266,7 +2266,7 @@ typedef struct {
/* QueryFileInfo/QueryPathinfo (also for SetPath/SetFile) data buffer formats */
/******************************************************************************/
typedef struct { /* data block encoding of response to level 263 QPathInfo */
- struct_group(common_attributes,
+ struct_group_attr(common_attributes, __packed,
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c
index 58567ae617b9..103421791bb5 100644
--- a/fs/smb/client/fs_context.c
+++ b/fs/smb/client/fs_context.c
@@ -714,6 +714,16 @@ static int smb3_fs_context_validate(struct fs_context *fc)
/* set the port that we got earlier */
cifs_set_port((struct sockaddr *)&ctx->dstaddr, ctx->port);
+ if (ctx->uid_specified && !ctx->forceuid_specified) {
+ ctx->override_uid = 1;
+ pr_notice("enabling forceuid mount option implicitly because uid= option is specified\n");
+ }
+
+ if (ctx->gid_specified && !ctx->forcegid_specified) {
+ ctx->override_gid = 1;
+ pr_notice("enabling forcegid mount option implicitly because gid= option is specified\n");
+ }
+
if (ctx->override_uid && !ctx->uid_specified) {
ctx->override_uid = 0;
pr_notice("ignoring forceuid mount option specified with no uid= option\n");
@@ -983,12 +993,14 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
ctx->override_uid = 0;
else
ctx->override_uid = 1;
+ ctx->forceuid_specified = true;
break;
case Opt_forcegid:
if (result.negated)
ctx->override_gid = 0;
else
ctx->override_gid = 1;
+ ctx->forcegid_specified = true;
break;
case Opt_perm:
if (result.negated)
diff --git a/fs/smb/client/fs_context.h b/fs/smb/client/fs_context.h
index 8cfc25b609b6..4e409238fe8f 100644
--- a/fs/smb/client/fs_context.h
+++ b/fs/smb/client/fs_context.h
@@ -155,6 +155,8 @@ enum cifs_param {
};
struct smb3_fs_context {
+ bool forceuid_specified;
+ bool forcegid_specified;
bool uid_specified;
bool cruid_specified;
bool gid_specified;
diff --git a/fs/smb/client/fscache.c b/fs/smb/client/fscache.c
index a4ee801b2939..ecabc4b40053 100644
--- a/fs/smb/client/fscache.c
+++ b/fs/smb/client/fscache.c
@@ -43,12 +43,23 @@ int cifs_fscache_get_super_cookie(struct cifs_tcon *tcon)
char *key;
int ret = -ENOMEM;
+ if (tcon->fscache_acquired)
+ return 0;
+
+ mutex_lock(&tcon->fscache_lock);
+ if (tcon->fscache_acquired) {
+ mutex_unlock(&tcon->fscache_lock);
+ return 0;
+ }
+ tcon->fscache_acquired = true;
+
tcon->fscache = NULL;
switch (sa->sa_family) {
case AF_INET:
case AF_INET6:
break;
default:
+ mutex_unlock(&tcon->fscache_lock);
cifs_dbg(VFS, "Unknown network family '%d'\n", sa->sa_family);
return -EINVAL;
}
@@ -57,6 +68,7 @@ int cifs_fscache_get_super_cookie(struct cifs_tcon *tcon)
sharename = extract_sharename(tcon->tree_name);
if (IS_ERR(sharename)) {
+ mutex_unlock(&tcon->fscache_lock);
cifs_dbg(FYI, "%s: couldn't extract sharename\n", __func__);
return PTR_ERR(sharename);
}
@@ -90,6 +102,7 @@ int cifs_fscache_get_super_cookie(struct cifs_tcon *tcon)
kfree(key);
out:
kfree(sharename);
+ mutex_unlock(&tcon->fscache_lock);
return ret;
}
diff --git a/fs/smb/client/misc.c b/fs/smb/client/misc.c
index 74627d647818..0d13db80e67c 100644
--- a/fs/smb/client/misc.c
+++ b/fs/smb/client/misc.c
@@ -141,6 +141,9 @@ tcon_info_alloc(bool dir_leases_enabled)
atomic_set(&ret_buf->num_local_opens, 0);
atomic_set(&ret_buf->num_remote_opens, 0);
ret_buf->stats_from_time = ktime_get_real_seconds();
+#ifdef CONFIG_CIFS_FSCACHE
+ mutex_init(&ret_buf->fscache_lock);
+#endif
return ret_buf;
}
diff --git a/fs/smb/client/smb2pdu.h b/fs/smb/client/smb2pdu.h
index db08194484e0..b00f707bddfc 100644
--- a/fs/smb/client/smb2pdu.h
+++ b/fs/smb/client/smb2pdu.h
@@ -319,7 +319,7 @@ struct smb2_file_reparse_point_info {
} __packed;
struct smb2_file_network_open_info {
- struct_group(network_open_info,
+ struct_group_attr(network_open_info, __packed,
__le64 CreationTime;
__le64 LastAccessTime;
__le64 LastWriteTime;
diff --git a/fs/smb/client/transport.c b/fs/smb/client/transport.c
index 994d70193432..ddf1a3aafee5 100644
--- a/fs/smb/client/transport.c
+++ b/fs/smb/client/transport.c
@@ -909,12 +909,15 @@ cifs_sync_mid_result(struct mid_q_entry *mid, struct TCP_Server_Info *server)
list_del_init(&mid->qhead);
mid->mid_flags |= MID_DELETED;
}
+ spin_unlock(&server->mid_lock);
cifs_server_dbg(VFS, "%s: invalid mid state mid=%llu state=%d\n",
__func__, mid->mid, mid->mid_state);
rc = -EIO;
+ goto sync_mid_done;
}
spin_unlock(&server->mid_lock);
+sync_mid_done:
release_mid(mid);
return rc;
}
@@ -1057,9 +1060,11 @@ struct TCP_Server_Info *cifs_pick_channel(struct cifs_ses *ses)
index = (uint)atomic_inc_return(&ses->chan_seq);
index %= ses->chan_count;
}
+
+ server = ses->chans[index].server;
spin_unlock(&ses->chan_lock);
- return ses->chans[index].server;
+ return server;
}
int
diff --git a/fs/squashfs/inode.c b/fs/squashfs/inode.c
index c6e626b00546..16bd693d0b3a 100644
--- a/fs/squashfs/inode.c
+++ b/fs/squashfs/inode.c
@@ -48,6 +48,10 @@ static int squashfs_new_inode(struct super_block *sb, struct inode *inode,
gid_t i_gid;
int err;
+ inode->i_ino = le32_to_cpu(sqsh_ino->inode_number);
+ if (inode->i_ino == 0)
+ return -EINVAL;
+
err = squashfs_get_id(sb, le16_to_cpu(sqsh_ino->uid), &i_uid);
if (err)
return err;
@@ -58,10 +62,9 @@ static int squashfs_new_inode(struct super_block *sb, struct inode *inode,
i_uid_write(inode, i_uid);
i_gid_write(inode, i_gid);
- inode->i_ino = le32_to_cpu(sqsh_ino->inode_number);
- inode->i_mtime.tv_sec = le32_to_cpu(sqsh_ino->mtime);
- inode->i_atime.tv_sec = inode->i_mtime.tv_sec;
- inode_set_ctime(inode, inode->i_mtime.tv_sec, 0);
+ inode_set_mtime(inode, le32_to_cpu(sqsh_ino->mtime), 0);
+ inode_set_atime(inode, inode_get_mtime_sec(inode), 0);
+ inode_set_ctime(inode, inode_get_mtime_sec(inode), 0);
inode->i_mode = le16_to_cpu(sqsh_ino->mode);
inode->i_size = 0;
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index bc9f6aa2f3fe..7c2ec139c464 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -544,6 +544,19 @@ unsigned long drm_gem_lru_scan(struct drm_gem_lru *lru,
int drm_gem_evict(struct drm_gem_object *obj);
+/**
+ * drm_gem_object_is_shared_for_memory_stats - helper for shared memory stats
+ *
+ * This helper should only be used for fdinfo shared memory stats to determine
+ * if a GEM object is shared.
+ *
+ * @obj: obj in question
+ */
+static inline bool drm_gem_object_is_shared_for_memory_stats(struct drm_gem_object *obj)
+{
+ return (obj->handle_count > 1) || obj->dma_buf;
+}
+
#ifdef CONFIG_LOCKDEP
/**
* drm_gem_gpuva_set_lock() - Set the lock protecting accesses to the gpuva list.
diff --git a/include/drm/ttm/ttm_pool.h b/include/drm/ttm/ttm_pool.h
index 30a347e5aa11..4490d43c63e3 100644
--- a/include/drm/ttm/ttm_pool.h
+++ b/include/drm/ttm/ttm_pool.h
@@ -74,7 +74,7 @@ struct ttm_pool {
bool use_dma32;
struct {
- struct ttm_pool_type orders[MAX_ORDER + 1];
+ struct ttm_pool_type orders[NR_PAGE_ORDERS];
} caching[TTM_NUM_CACHING_TYPES];
};
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index 224645f17c33..297231854ada 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -607,6 +607,31 @@ static inline void eth_hw_addr_gen(struct net_device *dev, const u8 *base_addr,
eth_hw_addr_set(dev, addr);
}
+/**
+ * eth_skb_pkt_type - Assign packet type if destination address does not match
+ * @skb: Assigned a packet type if address does not match @dev address
+ * @dev: Network device used to compare packet address against
+ *
+ * If the destination MAC address of the packet does not match the network
+ * device address, assign an appropriate packet type.
+ */
+static inline void eth_skb_pkt_type(struct sk_buff *skb,
+ const struct net_device *dev)
+{
+ const struct ethhdr *eth = eth_hdr(skb);
+
+ if (unlikely(!ether_addr_equal_64bits(eth->h_dest, dev->dev_addr))) {
+ if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) {
+ if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast))
+ skb->pkt_type = PACKET_BROADCAST;
+ else
+ skb->pkt_type = PACKET_MULTICAST;
+ } else {
+ skb->pkt_type = PACKET_OTHERHOST;
+ }
+ }
+}
+
/**
* eth_skb_pad - Pad buffer to mininum number of octets for Ethernet frame
* @skb: Buffer to pad
diff --git a/include/linux/mm.h b/include/linux/mm.h
index bf5d0b1b16f4..3d617d0d6967 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1184,14 +1184,16 @@ static inline void page_mapcount_reset(struct page *page)
* a large folio, it includes the number of times this page is mapped
* as part of that folio.
*
- * The result is undefined for pages which cannot be mapped into userspace.
- * For example SLAB or special types of pages. See function page_has_type().
- * They use this field in struct page differently.
+ * Will report 0 for pages which cannot be mapped into userspace, eg
+ * slab, page tables and similar.
*/
static inline int page_mapcount(struct page *page)
{
int mapcount = atomic_read(&page->_mapcount) + 1;
+ /* Handle page_has_type() pages */
+ if (mapcount < 0)
+ mapcount = 0;
if (unlikely(PageCompound(page)))
mapcount += folio_entire_mapcount(page_folio(page));
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 0f62786269d0..1acbc6ce1fe4 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -34,6 +34,8 @@
#define IS_MAX_ORDER_ALIGNED(pfn) IS_ALIGNED(pfn, MAX_ORDER_NR_PAGES)
+#define NR_PAGE_ORDERS (MAX_ORDER + 1)
+
/*
* PAGE_ALLOC_COSTLY_ORDER is the order at which allocations are deemed
* costly to service. That is between allocation orders which should
@@ -95,7 +97,7 @@ static inline bool migratetype_is_mergeable(int mt)
}
#define for_each_migratetype_order(order, type) \
- for (order = 0; order <= MAX_ORDER; order++) \
+ for (order = 0; order < NR_PAGE_ORDERS; order++) \
for (type = 0; type < MIGRATE_TYPES; type++)
extern int page_group_by_mobility_disabled;
@@ -929,7 +931,7 @@ struct zone {
CACHELINE_PADDING(_pad1_);
/* free areas of different sizes */
- struct free_area free_area[MAX_ORDER + 1];
+ struct free_area free_area[NR_PAGE_ORDERS];
#ifdef CONFIG_UNACCEPTED_MEMORY
/* Pages to be accepted. All pages on the list are MAX_ORDER */
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 5c02720c53a5..a77f3a7d21d1 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -190,7 +190,6 @@ enum pageflags {
/* At least one page in this folio has the hwpoison flag set */
PG_has_hwpoisoned = PG_error,
- PG_hugetlb = PG_active,
PG_large_rmappable = PG_workingset, /* anon or file-backed */
};
@@ -432,30 +431,51 @@ static __always_inline int TestClearPage##uname(struct page *page) \
TESTSETFLAG(uname, lname, policy) \
TESTCLEARFLAG(uname, lname, policy)
+#define FOLIO_TEST_FLAG_FALSE(name) \
+static inline bool folio_test_##name(const struct folio *folio) \
+{ return false; }
+#define FOLIO_SET_FLAG_NOOP(name) \
+static inline void folio_set_##name(struct folio *folio) { }
+#define FOLIO_CLEAR_FLAG_NOOP(name) \
+static inline void folio_clear_##name(struct folio *folio) { }
+#define __FOLIO_SET_FLAG_NOOP(name) \
+static inline void __folio_set_##name(struct folio *folio) { }
+#define __FOLIO_CLEAR_FLAG_NOOP(name) \
+static inline void __folio_clear_##name(struct folio *folio) { }
+#define FOLIO_TEST_SET_FLAG_FALSE(name) \
+static inline bool folio_test_set_##name(struct folio *folio) \
+{ return false; }
+#define FOLIO_TEST_CLEAR_FLAG_FALSE(name) \
+static inline bool folio_test_clear_##name(struct folio *folio) \
+{ return false; }
+
+#define FOLIO_FLAG_FALSE(name) \
+FOLIO_TEST_FLAG_FALSE(name) \
+FOLIO_SET_FLAG_NOOP(name) \
+FOLIO_CLEAR_FLAG_NOOP(name)
+
#define TESTPAGEFLAG_FALSE(uname, lname) \
-static inline bool folio_test_##lname(const struct folio *folio) { return false; } \
+FOLIO_TEST_FLAG_FALSE(lname) \
static inline int Page##uname(const struct page *page) { return 0; }
#define SETPAGEFLAG_NOOP(uname, lname) \
-static inline void folio_set_##lname(struct folio *folio) { } \
+FOLIO_SET_FLAG_NOOP(lname) \
static inline void SetPage##uname(struct page *page) { }
#define CLEARPAGEFLAG_NOOP(uname, lname) \
-static inline void folio_clear_##lname(struct folio *folio) { } \
+FOLIO_CLEAR_FLAG_NOOP(lname) \
static inline void ClearPage##uname(struct page *page) { }
#define __CLEARPAGEFLAG_NOOP(uname, lname) \
-static inline void __folio_clear_##lname(struct folio *folio) { } \
+__FOLIO_CLEAR_FLAG_NOOP(lname) \
static inline void __ClearPage##uname(struct page *page) { }
#define TESTSETFLAG_FALSE(uname, lname) \
-static inline bool folio_test_set_##lname(struct folio *folio) \
-{ return 0; } \
+FOLIO_TEST_SET_FLAG_FALSE(lname) \
static inline int TestSetPage##uname(struct page *page) { return 0; }
#define TESTCLEARFLAG_FALSE(uname, lname) \
-static inline bool folio_test_clear_##lname(struct folio *folio) \
-{ return 0; } \
+FOLIO_TEST_CLEAR_FLAG_FALSE(lname) \
static inline int TestClearPage##uname(struct page *page) { return 0; }
#define PAGEFLAG_FALSE(uname, lname) TESTPAGEFLAG_FALSE(uname, lname) \
@@ -815,29 +835,6 @@ TESTPAGEFLAG_FALSE(LargeRmappable, large_rmappable)
#define PG_head_mask ((1UL << PG_head))
-#ifdef CONFIG_HUGETLB_PAGE
-int PageHuge(struct page *page);
-SETPAGEFLAG(HugeTLB, hugetlb, PF_SECOND)
-CLEARPAGEFLAG(HugeTLB, hugetlb, PF_SECOND)
-
-/**
- * folio_test_hugetlb - Determine if the folio belongs to hugetlbfs
- * @folio: The folio to test.
- *
- * Context: Any context. Caller should have a reference on the folio to
- * prevent it from being turned into a tail page.
- * Return: True for hugetlbfs folios, false for anon folios or folios
- * belonging to other filesystems.
- */
-static inline bool folio_test_hugetlb(struct folio *folio)
-{
- return folio_test_large(folio) &&
- test_bit(PG_hugetlb, folio_flags(folio, 1));
-}
-#else
-TESTPAGEFLAG_FALSE(Huge, hugetlb)
-#endif
-
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
/*
* PageHuge() only returns true for hugetlbfs pages, but not for
@@ -893,34 +890,23 @@ PAGEFLAG_FALSE(HasHWPoisoned, has_hwpoisoned)
TESTSCFLAG_FALSE(HasHWPoisoned, has_hwpoisoned)
#endif
-/*
- * Check if a page is currently marked HWPoisoned. Note that this check is
- * best effort only and inherently racy: there is no way to synchronize with
- * failing hardware.
- */
-static inline bool is_page_hwpoison(struct page *page)
-{
- if (PageHWPoison(page))
- return true;
- return PageHuge(page) && PageHWPoison(compound_head(page));
-}
-
/*
* For pages that are never mapped to userspace (and aren't PageSlab),
* page_type may be used. Because it is initialised to -1, we invert the
* sense of the bit, so __SetPageFoo *clears* the bit used for PageFoo, and
* __ClearPageFoo *sets* the bit used for PageFoo. We reserve a few high and
- * low bits so that an underflow or overflow of page_mapcount() won't be
+ * low bits so that an underflow or overflow of _mapcount won't be
* mistaken for a page type value.
*/
#define PAGE_TYPE_BASE 0xf0000000
-/* Reserve 0x0000007f to catch underflows of page_mapcount */
+/* Reserve 0x0000007f to catch underflows of _mapcount */
#define PAGE_MAPCOUNT_RESERVE -128
#define PG_buddy 0x00000080
#define PG_offline 0x00000100
#define PG_table 0x00000200
#define PG_guard 0x00000400
+#define PG_hugetlb 0x00000800
#define PageType(page, flag) \
((page->page_type & (PAGE_TYPE_BASE | flag)) == PAGE_TYPE_BASE)
@@ -937,35 +923,38 @@ static inline int page_has_type(struct page *page)
return page_type_has_type(page->page_type);
}
+#define FOLIO_TYPE_OPS(lname, fname) \
+static __always_inline bool folio_test_##fname(const struct folio *folio)\
+{ \
+ return folio_test_type(folio, PG_##lname); \
+} \
+static __always_inline void __folio_set_##fname(struct folio *folio) \
+{ \
+ VM_BUG_ON_FOLIO(!folio_test_type(folio, 0), folio); \
+ folio->page.page_type &= ~PG_##lname; \
+} \
+static __always_inline void __folio_clear_##fname(struct folio *folio) \
+{ \
+ VM_BUG_ON_FOLIO(!folio_test_##fname(folio), folio); \
+ folio->page.page_type |= PG_##lname; \
+}
+
#define PAGE_TYPE_OPS(uname, lname, fname) \
+FOLIO_TYPE_OPS(lname, fname) \
static __always_inline int Page##uname(const struct page *page) \
{ \
return PageType(page, PG_##lname); \
} \
-static __always_inline int folio_test_##fname(const struct folio *folio)\
-{ \
- return folio_test_type(folio, PG_##lname); \
-} \
static __always_inline void __SetPage##uname(struct page *page) \
{ \
VM_BUG_ON_PAGE(!PageType(page, 0), page); \
page->page_type &= ~PG_##lname; \
} \
-static __always_inline void __folio_set_##fname(struct folio *folio) \
-{ \
- VM_BUG_ON_FOLIO(!folio_test_type(folio, 0), folio); \
- folio->page.page_type &= ~PG_##lname; \
-} \
static __always_inline void __ClearPage##uname(struct page *page) \
{ \
VM_BUG_ON_PAGE(!Page##uname(page), page); \
page->page_type |= PG_##lname; \
-} \
-static __always_inline void __folio_clear_##fname(struct folio *folio) \
-{ \
- VM_BUG_ON_FOLIO(!folio_test_##fname(folio), folio); \
- folio->page.page_type |= PG_##lname; \
-} \
+}
/*
* PageBuddy() indicates that the page is free and in the buddy system
@@ -1012,6 +1001,37 @@ PAGE_TYPE_OPS(Table, table, pgtable)
*/
PAGE_TYPE_OPS(Guard, guard, guard)
+#ifdef CONFIG_HUGETLB_PAGE
+FOLIO_TYPE_OPS(hugetlb, hugetlb)
+#else
+FOLIO_TEST_FLAG_FALSE(hugetlb)
+#endif
+
+/**
+ * PageHuge - Determine if the page belongs to hugetlbfs
+ * @page: The page to test.
+ *
+ * Context: Any context.
+ * Return: True for hugetlbfs pages, false for anon pages or pages
+ * belonging to other filesystems.
+ */
+static inline bool PageHuge(const struct page *page)
+{
+ return folio_test_hugetlb(page_folio(page));
+}
+
+/*
+ * Check if a page is currently marked HWPoisoned. Note that this check is
+ * best effort only and inherently racy: there is no way to synchronize with
+ * failing hardware.
+ */
+static inline bool is_page_hwpoison(struct page *page)
+{
+ if (PageHWPoison(page))
+ return true;
+ return PageHuge(page) && PageHWPoison(compound_head(page));
+}
+
extern bool is_free_buddy_page(struct page *page);
PAGEFLAG(Isolated, isolated, PF_ANY);
@@ -1078,7 +1098,7 @@ static __always_inline void __ClearPageAnonExclusive(struct page *page)
*/
#define PAGE_FLAGS_SECOND \
(0xffUL /* order */ | 1UL << PG_has_hwpoisoned | \
- 1UL << PG_hugetlb | 1UL << PG_large_rmappable)
+ 1UL << PG_large_rmappable)
#define PAGE_FLAGS_PRIVATE \
(1UL << PG_private | 1UL << PG_private_2)
diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index d1b07ddbe677..77bf30203d3c 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -77,6 +77,9 @@ enum unix_socket_lock_class {
U_LOCK_NORMAL,
U_LOCK_SECOND, /* for double locking, see unix_state_double_lock(). */
U_LOCK_DIAG, /* used while dumping icons, see sk_diag_dump_icons(). */
+ U_LOCK_GC_LISTENER, /* used for listening socket while determining gc
+ * candidates to close a small race window.
+ */
};
static inline void unix_state_lock_nested(struct sock *sk,
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 103b290d6efb..e6f659ce534e 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1865,6 +1865,10 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
#define privacy_mode_capable(dev) (use_ll_privacy(dev) && \
(hdev->commands[39] & 0x04))
+#define read_key_size_capable(dev) \
+ ((dev)->commands[20] & 0x10 && \
+ !test_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks))
+
/* Use enhanced synchronous connection if command is supported and its quirk
* has not been set.
*/
diff --git a/include/net/macsec.h b/include/net/macsec.h
index ebf9bc54036a..75340c3e0c8b 100644
--- a/include/net/macsec.h
+++ b/include/net/macsec.h
@@ -303,6 +303,7 @@ struct macsec_ops {
int (*mdo_get_tx_sa_stats)(struct macsec_context *ctx);
int (*mdo_get_rx_sc_stats)(struct macsec_context *ctx);
int (*mdo_get_rx_sa_stats)(struct macsec_context *ctx);
+ bool rx_uses_md_dst;
};
void macsec_pn_wrapped(struct macsec_secy *secy, struct macsec_tx_sa *tx_sa);
diff --git a/include/net/sock.h b/include/net/sock.h
index 25780942ec8b..53b81e0a8981 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1458,33 +1458,36 @@ sk_memory_allocated(const struct sock *sk)
/* 1 MB per cpu, in page units */
#define SK_MEMORY_PCPU_RESERVE (1 << (20 - PAGE_SHIFT))
+extern int sysctl_mem_pcpu_rsv;
+
+static inline void proto_memory_pcpu_drain(struct proto *proto)
+{
+ int val = this_cpu_xchg(*proto->per_cpu_fw_alloc, 0);
+
+ if (val)
+ atomic_long_add(val, proto->memory_allocated);
+}
static inline void
-sk_memory_allocated_add(struct sock *sk, int amt)
+sk_memory_allocated_add(const struct sock *sk, int val)
{
- int local_reserve;
+ struct proto *proto = sk->sk_prot;
- preempt_disable();
- local_reserve = __this_cpu_add_return(*sk->sk_prot->per_cpu_fw_alloc, amt);
- if (local_reserve >= SK_MEMORY_PCPU_RESERVE) {
- __this_cpu_sub(*sk->sk_prot->per_cpu_fw_alloc, local_reserve);
- atomic_long_add(local_reserve, sk->sk_prot->memory_allocated);
- }
- preempt_enable();
+ val = this_cpu_add_return(*proto->per_cpu_fw_alloc, val);
+
+ if (unlikely(val >= READ_ONCE(sysctl_mem_pcpu_rsv)))
+ proto_memory_pcpu_drain(proto);
}
static inline void
-sk_memory_allocated_sub(struct sock *sk, int amt)
+sk_memory_allocated_sub(const struct sock *sk, int val)
{
- int local_reserve;
+ struct proto *proto = sk->sk_prot;
- preempt_disable();
- local_reserve = __this_cpu_sub_return(*sk->sk_prot->per_cpu_fw_alloc, amt);
- if (local_reserve <= -SK_MEMORY_PCPU_RESERVE) {
- __this_cpu_sub(*sk->sk_prot->per_cpu_fw_alloc, local_reserve);
- atomic_long_add(local_reserve, sk->sk_prot->memory_allocated);
- }
- preempt_enable();
+ val = this_cpu_sub_return(*proto->per_cpu_fw_alloc, val);
+
+ if (unlikely(val <= -READ_ONCE(sysctl_mem_pcpu_rsv)))
+ proto_memory_pcpu_drain(proto);
}
#define SK_ALLOC_PERCPU_COUNTER_BATCH 16
diff --git a/include/net/tls.h b/include/net/tls.h
index 5fdd5dd251df..2ad28545b15f 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -110,7 +110,8 @@ struct tls_strparser {
u32 stopped : 1;
u32 copy_mode : 1;
u32 mixed_decrypted : 1;
- u32 msg_ready : 1;
+
+ bool msg_ready;
struct strp_msg stm;
diff --git a/include/trace/events/mmflags.h b/include/trace/events/mmflags.h
index 1478b9dd05fa..e010618f9326 100644
--- a/include/trace/events/mmflags.h
+++ b/include/trace/events/mmflags.h
@@ -135,6 +135,7 @@ IF_HAVE_PG_ARCH_X(arch_3)
#define DEF_PAGETYPE_NAME(_name) { PG_##_name, __stringify(_name) }
#define __def_pagetype_names \
+ DEF_PAGETYPE_NAME(hugetlb), \
DEF_PAGETYPE_NAME(offline), \
DEF_PAGETYPE_NAME(guard), \
DEF_PAGETYPE_NAME(table), \
diff --git a/init/Kconfig b/init/Kconfig
index 0f700e8f01bb..e403a2925635 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1894,11 +1894,11 @@ config RUST
bool "Rust support"
depends on HAVE_RUST
depends on RUST_IS_AVAILABLE
+ depends on !CFI_CLANG
depends on !MODVERSIONS
depends on !GCC_PLUGINS
depends on !RANDSTRUCT
depends on !DEBUG_INFO_BTF || PAHOLE_HAS_LANG_EXCLUDE
- select CONSTRUCTORS
help
Enables Rust support in the kernel.
diff --git a/kernel/bounds.c b/kernel/bounds.c
index c5a9fcd2d622..29b2cd00df2c 100644
--- a/kernel/bounds.c
+++ b/kernel/bounds.c
@@ -19,7 +19,7 @@ int main(void)
DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS);
DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES);
#ifdef CONFIG_SMP
- DEFINE(NR_CPUS_BITS, bits_per(CONFIG_NR_CPUS));
+ DEFINE(NR_CPUS_BITS, order_base_2(CONFIG_NR_CPUS));
#endif
DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t));
#ifdef CONFIG_LRU_GEN
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 92429104bbf8..2dd2fd300e91 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -3208,8 +3208,8 @@ enum cpu_mitigations {
};
static enum cpu_mitigations cpu_mitigations __ro_after_init =
- IS_ENABLED(CONFIG_SPECULATION_MITIGATIONS) ? CPU_MITIGATIONS_AUTO :
- CPU_MITIGATIONS_OFF;
+ IS_ENABLED(CONFIG_CPU_MITIGATIONS) ? CPU_MITIGATIONS_AUTO :
+ CPU_MITIGATIONS_OFF;
static int __init mitigations_parse_cmdline(char *arg)
{
diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index 2f675ef045d4..cef8e07bc528 100644
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -660,7 +660,7 @@ static int __init crash_save_vmcoreinfo_init(void)
VMCOREINFO_OFFSET(list_head, prev);
VMCOREINFO_OFFSET(vmap_area, va_start);
VMCOREINFO_OFFSET(vmap_area, list);
- VMCOREINFO_LENGTH(zone.free_area, MAX_ORDER + 1);
+ VMCOREINFO_LENGTH(zone.free_area, NR_PAGE_ORDERS);
log_buf_vmcoreinfo_setup();
VMCOREINFO_LENGTH(free_area.free_list, MIGRATE_TYPES);
VMCOREINFO_NUMBER(NR_FREE_PAGES);
@@ -675,11 +675,10 @@ static int __init crash_save_vmcoreinfo_init(void)
VMCOREINFO_NUMBER(PG_head_mask);
#define PAGE_BUDDY_MAPCOUNT_VALUE (~PG_buddy)
VMCOREINFO_NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE);
-#ifdef CONFIG_HUGETLB_PAGE
- VMCOREINFO_NUMBER(PG_hugetlb);
+#define PAGE_HUGETLB_MAPCOUNT_VALUE (~PG_hugetlb)
+ VMCOREINFO_NUMBER(PAGE_HUGETLB_MAPCOUNT_VALUE);
#define PAGE_OFFLINE_MAPCOUNT_VALUE (~PG_offline)
VMCOREINFO_NUMBER(PAGE_OFFLINE_MAPCOUNT_VALUE);
-#endif
#ifdef CONFIG_KALLSYMS
VMCOREINFO_SYMBOL(kallsyms_names);
diff --git a/kernel/fork.c b/kernel/fork.c
index 177ce7438db6..2eab916b504b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -727,6 +727,15 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm,
} else if (anon_vma_fork(tmp, mpnt))
goto fail_nomem_anon_vma_fork;
vm_flags_clear(tmp, VM_LOCKED_MASK);
+ /*
+ * Copy/update hugetlb private vma information.
+ */
+ if (is_vm_hugetlb_page(tmp))
+ hugetlb_dup_vma_private(tmp);
+
+ if (tmp->vm_ops && tmp->vm_ops->open)
+ tmp->vm_ops->open(tmp);
+
file = tmp->vm_file;
if (file) {
struct address_space *mapping = file->f_mapping;
@@ -743,12 +752,6 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm,
i_mmap_unlock_write(mapping);
}
- /*
- * Copy/update hugetlb private vma information.
- */
- if (is_vm_hugetlb_page(tmp))
- hugetlb_dup_vma_private(tmp);
-
/* Link the vma into the MT */
if (vma_iter_bulk_store(&vmi, tmp))
goto fail_nomem_vmi_store;
@@ -757,9 +760,6 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm,
if (!(tmp->vm_flags & VM_WIPEONFORK))
retval = copy_page_range(tmp, mpnt);
- if (tmp->vm_ops && tmp->vm_ops->open)
- tmp->vm_ops->open(tmp);
-
if (retval)
goto loop_out;
}
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 69fe62126a28..397ef27c9bdb 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -707,15 +707,21 @@ u64 avg_vruntime(struct cfs_rq *cfs_rq)
*
* XXX could add max_slice to the augmented data to track this.
*/
-static void update_entity_lag(struct cfs_rq *cfs_rq, struct sched_entity *se)
+static s64 entity_lag(u64 avruntime, struct sched_entity *se)
{
- s64 lag, limit;
+ s64 vlag, limit;
+
+ vlag = avruntime - se->vruntime;
+ limit = calc_delta_fair(max_t(u64, 2*se->slice, TICK_NSEC), se);
+ return clamp(vlag, -limit, limit);
+}
+
+static void update_entity_lag(struct cfs_rq *cfs_rq, struct sched_entity *se)
+{
SCHED_WARN_ON(!se->on_rq);
- lag = avg_vruntime(cfs_rq) - se->vruntime;
- limit = calc_delta_fair(max_t(u64, 2*se->slice, TICK_NSEC), se);
- se->vlag = clamp(lag, -limit, limit);
+ se->vlag = entity_lag(avg_vruntime(cfs_rq), se);
}
/*
@@ -3626,11 +3632,10 @@ static inline void
dequeue_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se) { }
#endif
-static void reweight_eevdf(struct cfs_rq *cfs_rq, struct sched_entity *se,
+static void reweight_eevdf(struct sched_entity *se, u64 avruntime,
unsigned long weight)
{
unsigned long old_weight = se->load.weight;
- u64 avruntime = avg_vruntime(cfs_rq);
s64 vlag, vslice;
/*
@@ -3711,7 +3716,7 @@ static void reweight_eevdf(struct cfs_rq *cfs_rq, struct sched_entity *se,
* = V - vl'
*/
if (avruntime != se->vruntime) {
- vlag = (s64)(avruntime - se->vruntime);
+ vlag = entity_lag(avruntime, se);
vlag = div_s64(vlag * old_weight, weight);
se->vruntime = avruntime - vlag;
}
@@ -3737,25 +3742,26 @@ static void reweight_entity(struct cfs_rq *cfs_rq, struct sched_entity *se,
unsigned long weight)
{
bool curr = cfs_rq->curr == se;
+ u64 avruntime;
if (se->on_rq) {
/* commit outstanding execution time */
- if (curr)
- update_curr(cfs_rq);
- else
+ update_curr(cfs_rq);
+ avruntime = avg_vruntime(cfs_rq);
+ if (!curr)
__dequeue_entity(cfs_rq, se);
update_load_sub(&cfs_rq->load, se->load.weight);
}
dequeue_load_avg(cfs_rq, se);
- if (!se->on_rq) {
+ if (se->on_rq) {
+ reweight_eevdf(se, avruntime, weight);
+ } else {
/*
* Because we keep se->vlag = V - v_i, while: lag_i = w_i*(V - v_i),
* we need to scale se->vlag when w_i changes.
*/
se->vlag = div_s64(se->vlag * se->load.weight, weight);
- } else {
- reweight_eevdf(cfs_rq, se, weight);
}
update_load_set(&se->load, weight);
diff --git a/lib/stackdepot.c b/lib/stackdepot.c
index 2f5aa851834e..15a055865d10 100644
--- a/lib/stackdepot.c
+++ b/lib/stackdepot.c
@@ -402,10 +402,10 @@ depot_stack_handle_t __stack_depot_save(unsigned long *entries,
/*
* Zero out zone modifiers, as we don't have specific zone
* requirements. Keep the flags related to allocation in atomic
- * contexts and I/O.
+ * contexts, I/O, nolockdep.
*/
alloc_flags &= ~GFP_ZONEMASK;
- alloc_flags &= (GFP_ATOMIC | GFP_KERNEL);
+ alloc_flags &= (GFP_ATOMIC | GFP_KERNEL | __GFP_NOLOCKDEP);
alloc_flags |= __GFP_NOWARN;
page = alloc_pages(alloc_flags, DEPOT_POOL_ORDER);
if (page)
diff --git a/lib/test_meminit.c b/lib/test_meminit.c
index 0ae35223d773..0dc173849a54 100644
--- a/lib/test_meminit.c
+++ b/lib/test_meminit.c
@@ -93,7 +93,7 @@ static int __init test_pages(int *total_failures)
int failures = 0, num_tests = 0;
int i;
- for (i = 0; i <= MAX_ORDER; i++)
+ for (i = 0; i < NR_PAGE_ORDERS; i++)
num_tests += do_alloc_pages_order(i, &failures);
REPORT_FAILURES_IN_FN();
diff --git a/mm/compaction.c b/mm/compaction.c
index 5a3c644c978e..61c741f11e9b 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -2225,7 +2225,7 @@ static enum compact_result __compact_finished(struct compact_control *cc)
/* Direct compactor: Is a suitable page free? */
ret = COMPACT_NO_SUITABLE_PAGE;
- for (order = cc->order; order <= MAX_ORDER; order++) {
+ for (order = cc->order; order < NR_PAGE_ORDERS; order++) {
struct free_area *area = &cc->zone->free_area[order];
bool can_steal;
diff --git a/mm/gup.c b/mm/gup.c
index 2f8a2d89fde1..cfc0a66d951b 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1204,6 +1204,22 @@ static long __get_user_pages(struct mm_struct *mm,
/* first iteration or cross vma bound */
if (!vma || start >= vma->vm_end) {
+ /*
+ * MADV_POPULATE_(READ|WRITE) wants to handle VMA
+ * lookups+error reporting differently.
+ */
+ if (gup_flags & FOLL_MADV_POPULATE) {
+ vma = vma_lookup(mm, start);
+ if (!vma) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ if (check_vma_flags(vma, gup_flags)) {
+ ret = -EINVAL;
+ goto out;
+ }
+ goto retry;
+ }
vma = gup_vma_lookup(mm, start);
if (!vma && in_gate_area(mm, start)) {
ret = get_gate_page(mm, start & PAGE_MASK,
@@ -1670,35 +1686,35 @@ long populate_vma_page_range(struct vm_area_struct *vma,
}
/*
- * faultin_vma_page_range() - populate (prefault) page tables inside the
- * given VMA range readable/writable
+ * faultin_page_range() - populate (prefault) page tables inside the
+ * given range readable/writable
*
* This takes care of mlocking the pages, too, if VM_LOCKED is set.
*
- * @vma: target vma
+ * @mm: the mm to populate page tables in
* @start: start address
* @end: end address
* @write: whether to prefault readable or writable
* @locked: whether the mmap_lock is still held
*
- * Returns either number of processed pages in the vma, or a negative error
- * code on error (see __get_user_pages()).
+ * Returns either number of processed pages in the MM, or a negative error
+ * code on error (see __get_user_pages()). Note that this function reports
+ * errors related to VMAs, such as incompatible mappings, as expected by
+ * MADV_POPULATE_(READ|WRITE).
*
- * vma->vm_mm->mmap_lock must be held. The range must be page-aligned and
- * covered by the VMA. If it's released, *@locked will be set to 0.
+ * The range must be page-aligned.
+ *
+ * mm->mmap_lock must be held. If it's released, *@locked will be set to 0.
*/
-long faultin_vma_page_range(struct vm_area_struct *vma, unsigned long start,
- unsigned long end, bool write, int *locked)
+long faultin_page_range(struct mm_struct *mm, unsigned long start,
+ unsigned long end, bool write, int *locked)
{
- struct mm_struct *mm = vma->vm_mm;
unsigned long nr_pages = (end - start) / PAGE_SIZE;
int gup_flags;
long ret;
VM_BUG_ON(!PAGE_ALIGNED(start));
VM_BUG_ON(!PAGE_ALIGNED(end));
- VM_BUG_ON_VMA(start < vma->vm_start, vma);
- VM_BUG_ON_VMA(end > vma->vm_end, vma);
mmap_assert_locked(mm);
/*
@@ -1710,19 +1726,13 @@ long faultin_vma_page_range(struct vm_area_struct *vma, unsigned long start,
* a poisoned page.
* !FOLL_FORCE: Require proper access permissions.
*/
- gup_flags = FOLL_TOUCH | FOLL_HWPOISON | FOLL_UNLOCKABLE;
+ gup_flags = FOLL_TOUCH | FOLL_HWPOISON | FOLL_UNLOCKABLE |
+ FOLL_MADV_POPULATE;
if (write)
gup_flags |= FOLL_WRITE;
- /*
- * We want to report -EINVAL instead of -EFAULT for any permission
- * problems or incompatible mappings.
- */
- if (check_vma_flags(vma, gup_flags))
- return -EINVAL;
-
- ret = __get_user_pages(mm, start, nr_pages, gup_flags,
- NULL, locked);
+ ret = __get_user_pages_locked(mm, start, nr_pages, NULL, locked,
+ gup_flags);
lru_add_drain();
return ret;
}
@@ -2227,12 +2237,11 @@ static bool is_valid_gup_args(struct page **pages, int *locked,
/*
* These flags not allowed to be specified externally to the gup
* interfaces:
- * - FOLL_PIN/FOLL_TRIED/FOLL_FAST_ONLY are internal only
+ * - FOLL_TOUCH/FOLL_PIN/FOLL_TRIED/FOLL_FAST_ONLY are internal only
* - FOLL_REMOTE is internal only and used on follow_page()
* - FOLL_UNLOCKABLE is internal only and used if locked is !NULL
*/
- if (WARN_ON_ONCE(gup_flags & (FOLL_PIN | FOLL_TRIED | FOLL_UNLOCKABLE |
- FOLL_REMOTE | FOLL_FAST_ONLY)))
+ if (WARN_ON_ONCE(gup_flags & INTERNAL_GUP_FLAGS))
return false;
gup_flags |= to_set;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index a17950160395..555cf1a80eae 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1630,7 +1630,7 @@ static inline void __clear_hugetlb_destructor(struct hstate *h,
{
lockdep_assert_held(&hugetlb_lock);
- folio_clear_hugetlb(folio);
+ __folio_clear_hugetlb(folio);
}
/*
@@ -1717,7 +1717,7 @@ static void add_hugetlb_folio(struct hstate *h, struct folio *folio,
h->surplus_huge_pages_node[nid]++;
}
- folio_set_hugetlb(folio);
+ __folio_set_hugetlb(folio);
folio_change_private(folio, NULL);
/*
* We have to set hugetlb_vmemmap_optimized again as above
@@ -1971,7 +1971,7 @@ static void __prep_new_hugetlb_folio(struct hstate *h, struct folio *folio)
{
hugetlb_vmemmap_optimize(h, &folio->page);
INIT_LIST_HEAD(&folio->lru);
- folio_set_hugetlb(folio);
+ __folio_set_hugetlb(folio);
hugetlb_set_folio_subpool(folio, NULL);
set_hugetlb_cgroup(folio, NULL);
set_hugetlb_cgroup_rsvd(folio, NULL);
@@ -2074,22 +2074,6 @@ static bool prep_compound_gigantic_folio_for_demote(struct folio *folio,
return __prep_compound_gigantic_folio(folio, order, true);
}
-/*
- * PageHuge() only returns true for hugetlbfs pages, but not for normal or
- * transparent huge pages. See the PageTransHuge() documentation for more
- * details.
- */
-int PageHuge(struct page *page)
-{
- struct folio *folio;
-
- if (!PageCompound(page))
- return 0;
- folio = page_folio(page);
- return folio_test_hugetlb(folio);
-}
-EXPORT_SYMBOL_GPL(PageHuge);
-
/*
* Find and lock address space (mapping) in write mode.
*
@@ -3153,9 +3137,12 @@ struct folio *alloc_hugetlb_folio(struct vm_area_struct *vma,
rsv_adjust = hugepage_subpool_put_pages(spool, 1);
hugetlb_acct_memory(h, -rsv_adjust);
- if (deferred_reserve)
+ if (deferred_reserve) {
+ spin_lock_irq(&hugetlb_lock);
hugetlb_cgroup_uncharge_folio_rsvd(hstate_index(h),
pages_per_huge_page(h), folio);
+ spin_unlock_irq(&hugetlb_lock);
+ }
}
return folio;
diff --git a/mm/internal.h b/mm/internal.h
index 30cf724ddbce..abed947f784b 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -581,9 +581,8 @@ struct anon_vma *folio_anon_vma(struct folio *folio);
void unmap_mapping_folio(struct folio *folio);
extern long populate_vma_page_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end, int *locked);
-extern long faultin_vma_page_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end,
- bool write, int *locked);
+extern long faultin_page_range(struct mm_struct *mm, unsigned long start,
+ unsigned long end, bool write, int *locked);
extern bool mlock_future_ok(struct mm_struct *mm, unsigned long flags,
unsigned long bytes);
/*
@@ -962,8 +961,14 @@ enum {
FOLL_FAST_ONLY = 1 << 20,
/* allow unlocking the mmap lock */
FOLL_UNLOCKABLE = 1 << 21,
+ /* VMA lookup+checks compatible with MADV_POPULATE_(READ|WRITE) */
+ FOLL_MADV_POPULATE = 1 << 22,
};
+#define INTERNAL_GUP_FLAGS (FOLL_TOUCH | FOLL_TRIED | FOLL_REMOTE | FOLL_PIN | \
+ FOLL_FAST_ONLY | FOLL_UNLOCKABLE | \
+ FOLL_MADV_POPULATE)
+
/*
* Indicates for which pages that are write-protected in the page table,
* whether GUP has to trigger unsharing via FAULT_FLAG_UNSHARE such that the
diff --git a/mm/kmsan/init.c b/mm/kmsan/init.c
index ffedf4dbc49d..103e2e88ea03 100644
--- a/mm/kmsan/init.c
+++ b/mm/kmsan/init.c
@@ -96,7 +96,7 @@ void __init kmsan_init_shadow(void)
struct metadata_page_pair {
struct page *shadow, *origin;
};
-static struct metadata_page_pair held_back[MAX_ORDER + 1] __initdata;
+static struct metadata_page_pair held_back[NR_PAGE_ORDERS] __initdata;
/*
* Eager metadata allocation. When the memblock allocator is freeing pages to
diff --git a/mm/madvise.c b/mm/madvise.c
index 4dded5d27e7e..98fdb9288a68 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -917,27 +917,14 @@ static long madvise_populate(struct vm_area_struct *vma,
{
const bool write = behavior == MADV_POPULATE_WRITE;
struct mm_struct *mm = vma->vm_mm;
- unsigned long tmp_end;
int locked = 1;
long pages;
*prev = vma;
while (start < end) {
- /*
- * We might have temporarily dropped the lock. For example,
- * our VMA might have been split.
- */
- if (!vma || start >= vma->vm_end) {
- vma = vma_lookup(mm, start);
- if (!vma)
- return -ENOMEM;
- }
-
- tmp_end = min_t(unsigned long, end, vma->vm_end);
/* Populate (prefault) page tables readable/writable. */
- pages = faultin_vma_page_range(vma, start, tmp_end, write,
- &locked);
+ pages = faultin_page_range(mm, start, end, write, &locked);
if (!locked) {
mmap_read_lock(mm);
locked = 1;
@@ -958,7 +945,7 @@ static long madvise_populate(struct vm_area_struct *vma,
pr_warn_once("%s: unhandled return value: %ld\n",
__func__, pages);
fallthrough;
- case -ENOMEM:
+ case -ENOMEM: /* No VMA or out of memory. */
return -ENOMEM;
}
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ab7141735012..6b4c30fcae1c 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1570,7 +1570,7 @@ struct page *__rmqueue_smallest(struct zone *zone, unsigned int order,
struct page *page;
/* Find a page of the appropriate size in the preferred list */
- for (current_order = order; current_order <= MAX_ORDER; ++current_order) {
+ for (current_order = order; current_order < NR_PAGE_ORDERS; ++current_order) {
area = &(zone->free_area[current_order]);
page = get_page_from_free_area(area, migratetype);
if (!page)
@@ -1940,7 +1940,7 @@ static bool unreserve_highatomic_pageblock(const struct alloc_context *ac,
continue;
spin_lock_irqsave(&zone->lock, flags);
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
struct free_area *area = &(zone->free_area[order]);
page = get_page_from_free_area(area, MIGRATE_HIGHATOMIC);
@@ -2050,8 +2050,7 @@ __rmqueue_fallback(struct zone *zone, int order, int start_migratetype,
return false;
find_smallest:
- for (current_order = order; current_order <= MAX_ORDER;
- current_order++) {
+ for (current_order = order; current_order < NR_PAGE_ORDERS; current_order++) {
area = &(zone->free_area[current_order]);
fallback_mt = find_suitable_fallback(area, current_order,
start_migratetype, false, &can_steal);
@@ -2884,7 +2883,7 @@ bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
return true;
/* For a high-order request, check at least one suitable page is free */
- for (o = order; o <= MAX_ORDER; o++) {
+ for (o = order; o < NR_PAGE_ORDERS; o++) {
struct free_area *area = &z->free_area[o];
int mt;
@@ -6442,7 +6441,7 @@ bool is_free_buddy_page(struct page *page)
unsigned long pfn = page_to_pfn(page);
unsigned int order;
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
struct page *page_head = page - (pfn & ((1 << order) - 1));
if (PageBuddy(page_head) &&
@@ -6501,7 +6500,7 @@ bool take_page_off_buddy(struct page *page)
bool ret = false;
spin_lock_irqsave(&zone->lock, flags);
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
struct page *page_head = page - (pfn & ((1 << order) - 1));
int page_order = buddy_order(page_head);
diff --git a/mm/page_reporting.c b/mm/page_reporting.c
index b021f482a4cb..66369cc5279b 100644
--- a/mm/page_reporting.c
+++ b/mm/page_reporting.c
@@ -276,7 +276,7 @@ page_reporting_process_zone(struct page_reporting_dev_info *prdev,
return err;
/* Process each free list starting from lowest order/mt */
- for (order = page_reporting_order; order <= MAX_ORDER; order++) {
+ for (order = page_reporting_order; order < NR_PAGE_ORDERS; order++) {
for (mt = 0; mt < MIGRATE_TYPES; mt++) {
/* We do not pull pages from the isolate free list */
if (is_migrate_isolate(mt))
diff --git a/mm/show_mem.c b/mm/show_mem.c
index 4b888b18bdde..b896e54e3a26 100644
--- a/mm/show_mem.c
+++ b/mm/show_mem.c
@@ -355,8 +355,8 @@ static void show_free_areas(unsigned int filter, nodemask_t *nodemask, int max_z
for_each_populated_zone(zone) {
unsigned int order;
- unsigned long nr[MAX_ORDER + 1], flags, total = 0;
- unsigned char types[MAX_ORDER + 1];
+ unsigned long nr[NR_PAGE_ORDERS], flags, total = 0;
+ unsigned char types[NR_PAGE_ORDERS];
if (zone_idx(zone) > max_zone_idx)
continue;
@@ -366,7 +366,7 @@ static void show_free_areas(unsigned int filter, nodemask_t *nodemask, int max_z
printk(KERN_CONT "%s: ", zone->name);
spin_lock_irqsave(&zone->lock, flags);
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
struct free_area *area = &zone->free_area[order];
int type;
@@ -380,7 +380,7 @@ static void show_free_areas(unsigned int filter, nodemask_t *nodemask, int max_z
}
}
spin_unlock_irqrestore(&zone->lock, flags);
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
printk(KERN_CONT "%lu*%lukB ",
nr[order], K(1UL) << order);
if (nr[order])
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 00e81e99c6ee..e9616c4ca12d 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1055,7 +1055,7 @@ static void fill_contig_page_info(struct zone *zone,
info->free_blocks_total = 0;
info->free_blocks_suitable = 0;
- for (order = 0; order <= MAX_ORDER; order++) {
+ for (order = 0; order < NR_PAGE_ORDERS; order++) {
unsigned long blocks;
/*
@@ -1471,7 +1471,7 @@ static void frag_show_print(struct seq_file *m, pg_data_t *pgdat,
int order;
seq_printf(m, "Node %d, zone %8s ", pgdat->node_id, zone->name);
- for (order = 0; order <= MAX_ORDER; ++order)
+ for (order = 0; order < NR_PAGE_ORDERS; ++order)
/*
* Access to nr_free is lockless as nr_free is used only for
* printing purposes. Use data_race to avoid KCSAN warning.
@@ -1500,7 +1500,7 @@ static void pagetypeinfo_showfree_print(struct seq_file *m,
pgdat->node_id,
zone->name,
migratetype_names[mtype]);
- for (order = 0; order <= MAX_ORDER; ++order) {
+ for (order = 0; order < NR_PAGE_ORDERS; ++order) {
unsigned long freecount = 0;
struct free_area *area;
struct list_head *curr;
@@ -1540,7 +1540,7 @@ static void pagetypeinfo_showfree(struct seq_file *m, void *arg)
/* Print header */
seq_printf(m, "%-43s ", "Free pages count per migrate type at order");
- for (order = 0; order <= MAX_ORDER; ++order)
+ for (order = 0; order < NR_PAGE_ORDERS; ++order)
seq_printf(m, "%6d ", order);
seq_putc(m, '\n');
@@ -2176,7 +2176,7 @@ static void unusable_show_print(struct seq_file *m,
seq_printf(m, "Node %d, zone %8s ",
pgdat->node_id,
zone->name);
- for (order = 0; order <= MAX_ORDER; ++order) {
+ for (order = 0; order < NR_PAGE_ORDERS; ++order) {
fill_contig_page_info(zone, order, &info);
index = unusable_free_index(order, &info);
seq_printf(m, "%d.%03d ", index / 1000, index % 1000);
@@ -2228,7 +2228,7 @@ static void extfrag_show_print(struct seq_file *m,
seq_printf(m, "Node %d, zone %8s ",
pgdat->node_id,
zone->name);
- for (order = 0; order <= MAX_ORDER; ++order) {
+ for (order = 0; order < NR_PAGE_ORDERS; ++order) {
fill_contig_page_info(zone, order, &info);
index = __fragmentation_index(order, &info);
seq_printf(m, "%2d.%03d ", index / 1000, index % 1000);
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 5db805d5f74d..9d11d26e46c0 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -103,7 +103,7 @@ static void ax25_kill_by_device(struct net_device *dev)
s->ax25_dev = NULL;
if (sk->sk_socket) {
netdev_put(ax25_dev->dev,
- &ax25_dev->dev_tracker);
+ &s->dev_tracker);
ax25_dev_put(ax25_dev);
}
ax25_cb_del(s);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 80e71ce32f09..1b4abf8e90f6 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -3229,7 +3229,7 @@ static void hci_conn_complete_evt(struct hci_dev *hdev, void *data,
if (key) {
set_bit(HCI_CONN_ENCRYPT, &conn->flags);
- if (!(hdev->commands[20] & 0x10)) {
+ if (!read_key_size_capable(hdev)) {
conn->enc_key_size = HCI_LINK_KEY_SIZE;
} else {
cp.handle = cpu_to_le16(conn->handle);
@@ -3679,8 +3679,7 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, void *data,
* controller really supports it. If it doesn't, assume
* the default size (16).
*/
- if (!(hdev->commands[20] & 0x10) ||
- test_bit(HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, &hdev->quirks)) {
+ if (!read_key_size_capable(hdev)) {
conn->enc_key_size = HCI_LINK_KEY_SIZE;
goto notify;
}
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index aac00f103f91..d647bd15d500 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -438,7 +438,8 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
struct l2cap_chan *chan = l2cap_pi(sk)->chan;
struct l2cap_options opts;
struct l2cap_conninfo cinfo;
- int len, err = 0;
+ int err = 0;
+ size_t len;
u32 opt;
BT_DBG("sk %p", sk);
@@ -485,7 +486,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
BT_DBG("mode 0x%2.2x", chan->mode);
- len = min_t(unsigned int, len, sizeof(opts));
+ len = min(len, sizeof(opts));
if (copy_to_user(optval, (char *) &opts, len))
err = -EFAULT;
@@ -535,7 +536,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname,
cinfo.hci_handle = chan->conn->hcon->handle;
memcpy(cinfo.dev_class, chan->conn->hcon->dev_class, 3);
- len = min_t(unsigned int, len, sizeof(cinfo));
+ len = min(len, sizeof(cinfo));
if (copy_to_user(optval, (char *) &cinfo, len))
err = -EFAULT;
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 92fd3786bbdf..ac693e64f1f9 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2616,7 +2616,11 @@ static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
goto failed;
}
- err = hci_cmd_sync_queue(hdev, add_uuid_sync, cmd, mgmt_class_complete);
+ /* MGMT_OP_ADD_UUID don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, add_uuid_sync, cmd,
+ mgmt_class_complete);
if (err < 0) {
mgmt_pending_free(cmd);
goto failed;
@@ -2710,8 +2714,11 @@ static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, remove_uuid_sync, cmd,
- mgmt_class_complete);
+ /* MGMT_OP_REMOVE_UUID don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, remove_uuid_sync, cmd,
+ mgmt_class_complete);
if (err < 0)
mgmt_pending_free(cmd);
@@ -2777,8 +2784,11 @@ static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, set_class_sync, cmd,
- mgmt_class_complete);
+ /* MGMT_OP_SET_DEV_CLASS don't require adapter the UP/Running so use
+ * hci_cmd_sync_submit instead of hci_cmd_sync_queue.
+ */
+ err = hci_cmd_sync_submit(hdev, set_class_sync, cmd,
+ mgmt_class_complete);
if (err < 0)
mgmt_pending_free(cmd);
@@ -5467,8 +5477,8 @@ static int remove_adv_monitor(struct sock *sk, struct hci_dev *hdev,
goto unlock;
}
- err = hci_cmd_sync_queue(hdev, mgmt_remove_adv_monitor_sync, cmd,
- mgmt_remove_adv_monitor_complete);
+ err = hci_cmd_sync_submit(hdev, mgmt_remove_adv_monitor_sync, cmd,
+ mgmt_remove_adv_monitor_complete);
if (err) {
mgmt_pending_remove(cmd);
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 8e4f39b8601c..3cc9fab8e838 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -963,7 +963,8 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
struct sock *sk = sock->sk;
struct sco_options opts;
struct sco_conninfo cinfo;
- int len, err = 0;
+ int err = 0;
+ size_t len;
BT_DBG("sk %p", sk);
@@ -985,7 +986,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
BT_DBG("mtu %u", opts.mtu);
- len = min_t(unsigned int, len, sizeof(opts));
+ len = min(len, sizeof(opts));
if (copy_to_user(optval, (char *)&opts, len))
err = -EFAULT;
@@ -1003,7 +1004,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname,
cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle;
memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3);
- len = min_t(unsigned int, len, sizeof(cinfo));
+ len = min(len, sizeof(cinfo));
if (copy_to_user(optval, (char *)&cinfo, len))
err = -EFAULT;
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 10f0d33d8ccf..65e9ed385142 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -666,7 +666,7 @@ void br_ifinfo_notify(int event, const struct net_bridge *br,
{
u32 filter = RTEXT_FILTER_BRVLAN_COMPRESSED;
- return br_info_notify(event, br, port, filter);
+ br_info_notify(event, br, port, filter);
}
/*
diff --git a/net/core/sock.c b/net/core/sock.c
index 383e30fe79f4..1471c0a862b3 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -283,6 +283,7 @@ __u32 sysctl_rmem_max __read_mostly = SK_RMEM_MAX;
EXPORT_SYMBOL(sysctl_rmem_max);
__u32 sysctl_wmem_default __read_mostly = SK_WMEM_MAX;
__u32 sysctl_rmem_default __read_mostly = SK_RMEM_MAX;
+int sysctl_mem_pcpu_rsv __read_mostly = SK_MEMORY_PCPU_RESERVE;
/* Maximal space eaten by iovec or ancillary data plus some space */
int sysctl_optmem_max __read_mostly = sizeof(unsigned long)*(2*UIO_MAXIOV+512);
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 03f1edb948d7..373b5b2231c4 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -30,6 +30,7 @@ static int int_3600 = 3600;
static int min_sndbuf = SOCK_MIN_SNDBUF;
static int min_rcvbuf = SOCK_MIN_RCVBUF;
static int max_skb_frags = MAX_SKB_FRAGS;
+static int min_mem_pcpu_rsv = SK_MEMORY_PCPU_RESERVE;
static int net_msg_warn; /* Unused, but still a sysctl */
@@ -407,6 +408,14 @@ static struct ctl_table net_core_table[] = {
.proc_handler = proc_dointvec_minmax,
.extra1 = &min_rcvbuf,
},
+ {
+ .procname = "mem_pcpu_rsv",
+ .data = &sysctl_mem_pcpu_rsv,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &min_mem_pcpu_rsv,
+ },
{
.procname = "dev_weight",
.data = &weight_p,
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index 2edc8b796a4e..049c3adeb850 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -164,17 +164,7 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
eth = (struct ethhdr *)skb->data;
skb_pull_inline(skb, ETH_HLEN);
- if (unlikely(!ether_addr_equal_64bits(eth->h_dest,
- dev->dev_addr))) {
- if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) {
- if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast))
- skb->pkt_type = PACKET_BROADCAST;
- else
- skb->pkt_type = PACKET_MULTICAST;
- } else {
- skb->pkt_type = PACKET_OTHERHOST;
- }
- }
+ eth_skb_pkt_type(skb, dev);
/*
* Some variants of DSA tagging don't have an ethertype field
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index b8607763d113..3b221643206d 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -92,6 +92,7 @@
#include <net/inet_common.h>
#include <net/ip_fib.h>
#include <net/l3mdev.h>
+#include <net/addrconf.h>
/*
* Build xmit assembly blocks
@@ -1032,6 +1033,8 @@ bool icmp_build_probe(struct sk_buff *skb, struct icmphdr *icmphdr)
struct icmp_ext_hdr *ext_hdr, _ext_hdr;
struct icmp_ext_echo_iio *iio, _iio;
struct net *net = dev_net(skb->dev);
+ struct inet6_dev *in6_dev;
+ struct in_device *in_dev;
struct net_device *dev;
char buff[IFNAMSIZ];
u16 ident_len;
@@ -1115,10 +1118,15 @@ bool icmp_build_probe(struct sk_buff *skb, struct icmphdr *icmphdr)
/* Fill bits in reply message */
if (dev->flags & IFF_UP)
status |= ICMP_EXT_ECHOREPLY_ACTIVE;
- if (__in_dev_get_rcu(dev) && __in_dev_get_rcu(dev)->ifa_list)
+
+ in_dev = __in_dev_get_rcu(dev);
+ if (in_dev && rcu_access_pointer(in_dev->ifa_list))
status |= ICMP_EXT_ECHOREPLY_IPV4;
- if (!list_empty(&rcu_dereference(dev->ip6_ptr)->addr_list))
+
+ in6_dev = __in6_dev_get(dev);
+ if (in6_dev && !list_empty(&in6_dev->addr_list))
status |= ICMP_EXT_ECHOREPLY_IPV6;
+
dev_put(dev);
icmphdr->un.echo.sequence |= htons(status);
return true;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index e1e30c09a175..7c05cbcd39d3 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2166,6 +2166,9 @@ int ip_route_use_hint(struct sk_buff *skb, __be32 daddr, __be32 saddr,
int err = -EINVAL;
u32 tag = 0;
+ if (!in_dev)
+ return -EINVAL;
+
if (ipv4_is_multicast(saddr) || ipv4_is_lbcast(saddr))
goto martian_source;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 70a9a4a48216..5e9219623c0a 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1124,16 +1124,17 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (msg->msg_controllen) {
err = udp_cmsg_send(sk, msg, &ipc.gso_size);
- if (err > 0)
+ if (err > 0) {
err = ip_cmsg_send(sk, msg, &ipc,
sk->sk_family == AF_INET6);
+ connected = 0;
+ }
if (unlikely(err < 0)) {
kfree(ipc.opt);
return err;
}
if (ipc.opt)
free = 1;
- connected = 0;
}
if (!ipc.opt) {
struct ip_options_rcu *inet_opt;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index d31beb65db08..a05c83cfdde9 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1476,9 +1476,11 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
ipc6.opt = opt;
err = udp_cmsg_send(sk, msg, &ipc6.gso_size);
- if (err > 0)
+ if (err > 0) {
err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, fl6,
&ipc6);
+ connected = false;
+ }
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
@@ -1490,7 +1492,6 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
}
if (!(opt->opt_nflen|opt->opt_flen))
opt = NULL;
- connected = false;
}
if (!opt) {
opt = txopt_get(np);
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index e31c312c124a..7b3ecc288f09 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -765,6 +765,9 @@ bool ieee80211_mesh_xmit_fast(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, u32 ctrl_flags)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
+ struct ieee80211_mesh_fast_tx_key key = {
+ .type = MESH_FAST_TX_TYPE_LOCAL
+ };
struct ieee80211_mesh_fast_tx *entry;
struct ieee80211s_hdr *meshhdr;
u8 sa[ETH_ALEN] __aligned(2);
@@ -800,7 +803,10 @@ bool ieee80211_mesh_xmit_fast(struct ieee80211_sub_if_data *sdata,
return false;
}
- entry = mesh_fast_tx_get(sdata, skb->data);
+ ether_addr_copy(key.addr, skb->data);
+ if (!ether_addr_equal(skb->data + ETH_ALEN, sdata->vif.addr))
+ key.type = MESH_FAST_TX_TYPE_PROXIED;
+ entry = mesh_fast_tx_get(sdata, &key);
if (!entry)
return false;
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index ad8469293d71..58c619874ca6 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -133,10 +133,39 @@ struct mesh_path {
#define MESH_FAST_TX_CACHE_THRESHOLD_SIZE 384
#define MESH_FAST_TX_CACHE_TIMEOUT 8000 /* msecs */
+/**
+ * enum ieee80211_mesh_fast_tx_type - cached mesh fast tx entry type
+ *
+ * @MESH_FAST_TX_TYPE_LOCAL: tx from the local vif address as SA
+ * @MESH_FAST_TX_TYPE_PROXIED: local tx with a different SA (e.g. bridged)
+ * @MESH_FAST_TX_TYPE_FORWARDED: forwarded from a different mesh point
+ * @NUM_MESH_FAST_TX_TYPE: number of entry types
+ */
+enum ieee80211_mesh_fast_tx_type {
+ MESH_FAST_TX_TYPE_LOCAL,
+ MESH_FAST_TX_TYPE_PROXIED,
+ MESH_FAST_TX_TYPE_FORWARDED,
+
+ /* must be last */
+ NUM_MESH_FAST_TX_TYPE
+};
+
+
+/**
+ * struct ieee80211_mesh_fast_tx_key - cached mesh fast tx entry key
+ *
+ * @addr: The Ethernet DA for this entry
+ * @type: cache entry type
+ */
+struct ieee80211_mesh_fast_tx_key {
+ u8 addr[ETH_ALEN] __aligned(2);
+ u16 type;
+};
+
/**
* struct ieee80211_mesh_fast_tx - cached mesh fast tx entry
* @rhash: rhashtable pointer
- * @addr_key: The Ethernet DA which is the key for this entry
+ * @key: the lookup key for this cache entry
* @fast_tx: base fast_tx data
* @hdr: cached mesh and rfc1042 headers
* @hdrlen: length of mesh + rfc1042
@@ -147,7 +176,7 @@ struct mesh_path {
*/
struct ieee80211_mesh_fast_tx {
struct rhash_head rhash;
- u8 addr_key[ETH_ALEN] __aligned(2);
+ struct ieee80211_mesh_fast_tx_key key;
struct ieee80211_fast_tx fast_tx;
u8 hdr[sizeof(struct ieee80211s_hdr) + sizeof(rfc1042_header)];
@@ -333,7 +362,8 @@ void mesh_path_tx_root_frame(struct ieee80211_sub_if_data *sdata);
bool mesh_action_is_path_sel(struct ieee80211_mgmt *mgmt);
struct ieee80211_mesh_fast_tx *
-mesh_fast_tx_get(struct ieee80211_sub_if_data *sdata, const u8 *addr);
+mesh_fast_tx_get(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_mesh_fast_tx_key *key);
bool ieee80211_mesh_xmit_fast(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, u32 ctrl_flags);
void mesh_fast_tx_cache(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 3e52aaa57b1f..59f7264194ce 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -36,8 +36,8 @@ static const struct rhashtable_params mesh_rht_params = {
static const struct rhashtable_params fast_tx_rht_params = {
.nelem_hint = 10,
.automatic_shrinking = true,
- .key_len = ETH_ALEN,
- .key_offset = offsetof(struct ieee80211_mesh_fast_tx, addr_key),
+ .key_len = sizeof_field(struct ieee80211_mesh_fast_tx, key),
+ .key_offset = offsetof(struct ieee80211_mesh_fast_tx, key),
.head_offset = offsetof(struct ieee80211_mesh_fast_tx, rhash),
.hashfn = mesh_table_hash,
};
@@ -426,20 +426,21 @@ static void mesh_fast_tx_entry_free(struct mesh_tx_cache *cache,
}
struct ieee80211_mesh_fast_tx *
-mesh_fast_tx_get(struct ieee80211_sub_if_data *sdata, const u8 *addr)
+mesh_fast_tx_get(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_mesh_fast_tx_key *key)
{
struct ieee80211_mesh_fast_tx *entry;
struct mesh_tx_cache *cache;
cache = &sdata->u.mesh.tx_cache;
- entry = rhashtable_lookup(&cache->rht, addr, fast_tx_rht_params);
+ entry = rhashtable_lookup(&cache->rht, key, fast_tx_rht_params);
if (!entry)
return NULL;
if (!(entry->mpath->flags & MESH_PATH_ACTIVE) ||
mpath_expired(entry->mpath)) {
spin_lock_bh(&cache->walk_lock);
- entry = rhashtable_lookup(&cache->rht, addr, fast_tx_rht_params);
+ entry = rhashtable_lookup(&cache->rht, key, fast_tx_rht_params);
if (entry)
mesh_fast_tx_entry_free(cache, entry);
spin_unlock_bh(&cache->walk_lock);
@@ -484,18 +485,24 @@ void mesh_fast_tx_cache(struct ieee80211_sub_if_data *sdata,
if (!sta)
return;
+ build.key.type = MESH_FAST_TX_TYPE_LOCAL;
if ((meshhdr->flags & MESH_FLAGS_AE) == MESH_FLAGS_AE_A5_A6) {
/* This is required to keep the mppath alive */
mppath = mpp_path_lookup(sdata, meshhdr->eaddr1);
if (!mppath)
return;
build.mppath = mppath;
+ if (!ether_addr_equal(meshhdr->eaddr2, sdata->vif.addr))
+ build.key.type = MESH_FAST_TX_TYPE_PROXIED;
} else if (ieee80211_has_a4(hdr->frame_control)) {
mppath = mpath;
} else {
return;
}
+ if (!ether_addr_equal(hdr->addr4, sdata->vif.addr))
+ build.key.type = MESH_FAST_TX_TYPE_FORWARDED;
+
/* rate limit, in case fast xmit can't be enabled */
if (mppath->fast_tx_check == jiffies)
return;
@@ -542,7 +549,7 @@ void mesh_fast_tx_cache(struct ieee80211_sub_if_data *sdata,
}
}
- memcpy(build.addr_key, mppath->dst, ETH_ALEN);
+ memcpy(build.key.addr, mppath->dst, ETH_ALEN);
build.timestamp = jiffies;
build.fast_tx.band = info->band;
build.fast_tx.da_offs = offsetof(struct ieee80211_hdr, addr3);
@@ -595,11 +602,10 @@ void mesh_fast_tx_cache(struct ieee80211_sub_if_data *sdata,
void mesh_fast_tx_gc(struct ieee80211_sub_if_data *sdata)
{
unsigned long timeout = msecs_to_jiffies(MESH_FAST_TX_CACHE_TIMEOUT);
- struct mesh_tx_cache *cache;
+ struct mesh_tx_cache *cache = &sdata->u.mesh.tx_cache;
struct ieee80211_mesh_fast_tx *entry;
struct hlist_node *n;
- cache = &sdata->u.mesh.tx_cache;
if (atomic_read(&cache->rht.nelems) < MESH_FAST_TX_CACHE_THRESHOLD_SIZE)
return;
@@ -617,7 +623,6 @@ void mesh_fast_tx_flush_mpath(struct mesh_path *mpath)
struct ieee80211_mesh_fast_tx *entry;
struct hlist_node *n;
- cache = &sdata->u.mesh.tx_cache;
spin_lock_bh(&cache->walk_lock);
hlist_for_each_entry_safe(entry, n, &cache->walk_head, walk_list)
if (entry->mpath == mpath)
@@ -632,7 +637,6 @@ void mesh_fast_tx_flush_sta(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mesh_fast_tx *entry;
struct hlist_node *n;
- cache = &sdata->u.mesh.tx_cache;
spin_lock_bh(&cache->walk_lock);
hlist_for_each_entry_safe(entry, n, &cache->walk_head, walk_list)
if (rcu_access_pointer(entry->mpath->next_hop) == sta)
@@ -644,13 +648,18 @@ void mesh_fast_tx_flush_addr(struct ieee80211_sub_if_data *sdata,
const u8 *addr)
{
struct mesh_tx_cache *cache = &sdata->u.mesh.tx_cache;
+ struct ieee80211_mesh_fast_tx_key key = {};
struct ieee80211_mesh_fast_tx *entry;
+ int i;
- cache = &sdata->u.mesh.tx_cache;
+ ether_addr_copy(key.addr, addr);
spin_lock_bh(&cache->walk_lock);
- entry = rhashtable_lookup_fast(&cache->rht, addr, fast_tx_rht_params);
- if (entry)
- mesh_fast_tx_entry_free(cache, entry);
+ for (i = 0; i < NUM_MESH_FAST_TX_TYPE; i++) {
+ key.type = i;
+ entry = rhashtable_lookup_fast(&cache->rht, &key, fast_tx_rht_params);
+ if (entry)
+ mesh_fast_tx_entry_free(cache, entry);
+ }
spin_unlock_bh(&cache->walk_lock);
}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index c6044ab4e7fc..6e574e2adc22 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -5859,7 +5859,7 @@ static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
*/
if (control &
IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT)
- link_removal_timeout[link_id] = le16_to_cpu(*(__le16 *)pos);
+ link_removal_timeout[link_id] = get_unaligned_le16(pos);
}
removed_links &= sdata->vif.valid_links;
@@ -5884,8 +5884,11 @@ static void ieee80211_ml_reconfiguration(struct ieee80211_sub_if_data *sdata,
continue;
}
- link_delay = link_conf->beacon_int *
- link_removal_timeout[link_id];
+ if (link_removal_timeout[link_id] < 1)
+ link_delay = 0;
+ else
+ link_delay = link_conf->beacon_int *
+ (link_removal_timeout[link_id] - 1);
if (!delay)
delay = link_delay;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 26ca2f5dc52b..604863cebc19 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2726,7 +2726,10 @@ ieee80211_rx_mesh_fast_forward(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, int hdrlen)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
- struct ieee80211_mesh_fast_tx *entry = NULL;
+ struct ieee80211_mesh_fast_tx_key key = {
+ .type = MESH_FAST_TX_TYPE_FORWARDED
+ };
+ struct ieee80211_mesh_fast_tx *entry;
struct ieee80211s_hdr *mesh_hdr;
struct tid_ampdu_tx *tid_tx;
struct sta_info *sta;
@@ -2735,9 +2738,13 @@ ieee80211_rx_mesh_fast_forward(struct ieee80211_sub_if_data *sdata,
mesh_hdr = (struct ieee80211s_hdr *)(skb->data + sizeof(eth));
if ((mesh_hdr->flags & MESH_FLAGS_AE) == MESH_FLAGS_AE_A5_A6)
- entry = mesh_fast_tx_get(sdata, mesh_hdr->eaddr1);
+ ether_addr_copy(key.addr, mesh_hdr->eaddr1);
else if (!(mesh_hdr->flags & MESH_FLAGS_AE))
- entry = mesh_fast_tx_get(sdata, skb->data);
+ ether_addr_copy(key.addr, skb->data);
+ else
+ return false;
+
+ entry = mesh_fast_tx_get(sdata, &key);
if (!entry)
return false;
diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c
index a0921adc31a9..1e689c714127 100644
--- a/net/netfilter/ipvs/ip_vs_proto_sctp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c
@@ -126,7 +126,8 @@ sctp_snat_handler(struct sk_buff *skb, struct ip_vs_protocol *pp,
if (sctph->source != cp->vport || payload_csum ||
skb->ip_summed == CHECKSUM_PARTIAL) {
sctph->source = cp->vport;
- sctp_nat_csum(skb, sctph, sctphoff);
+ if (!skb_is_gso(skb) || !skb_is_gso_sctp(skb))
+ sctp_nat_csum(skb, sctph, sctphoff);
} else {
skb->ip_summed = CHECKSUM_UNNECESSARY;
}
@@ -174,7 +175,8 @@ sctp_dnat_handler(struct sk_buff *skb, struct ip_vs_protocol *pp,
(skb->ip_summed == CHECKSUM_PARTIAL &&
!(skb_dst(skb)->dev->features & NETIF_F_SCTP_CRC))) {
sctph->dest = cp->dport;
- sctp_nat_csum(skb, sctph, sctphoff);
+ if (!skb_is_gso(skb) || !skb_is_gso_sctp(skb))
+ sctp_nat_csum(skb, sctph, sctphoff);
} else if (skb->ip_summed != CHECKSUM_PARTIAL) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
}
diff --git a/net/netfilter/nft_chain_filter.c b/net/netfilter/nft_chain_filter.c
index 274b6f7e6bb5..d170758a1eb5 100644
--- a/net/netfilter/nft_chain_filter.c
+++ b/net/netfilter/nft_chain_filter.c
@@ -338,7 +338,9 @@ static void nft_netdev_event(unsigned long event, struct net_device *dev,
return;
if (n > 1) {
- nf_unregister_net_hook(ctx->net, &found->ops);
+ if (!(ctx->chain->table->flags & NFT_TABLE_F_DORMANT))
+ nf_unregister_net_hook(ctx->net, &found->ops);
+
list_del_rcu(&found->list);
kfree_rcu(found, rcu);
return;
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 74b63cdb5992..2928c142a2dd 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -1593,9 +1593,9 @@ static void ovs_ct_limit_exit(struct net *net, struct ovs_net *ovs_net)
for (i = 0; i < CT_LIMIT_HASH_BUCKETS; ++i) {
struct hlist_head *head = &info->limits[i];
struct ovs_ct_limit *ct_limit;
+ struct hlist_node *next;
- hlist_for_each_entry_rcu(ct_limit, head, hlist_node,
- lockdep_ovsl_is_held())
+ hlist_for_each_entry_safe(ct_limit, next, head, hlist_node)
kfree_rcu(ct_limit, rcu);
}
kfree(info->limits);
diff --git a/net/tls/tls.h b/net/tls/tls.h
index 28a8c0e80e3c..02038d0381b7 100644
--- a/net/tls/tls.h
+++ b/net/tls/tls.h
@@ -212,7 +212,7 @@ static inline struct sk_buff *tls_strp_msg(struct tls_sw_context_rx *ctx)
static inline bool tls_strp_msg_ready(struct tls_sw_context_rx *ctx)
{
- return ctx->strp.msg_ready;
+ return READ_ONCE(ctx->strp.msg_ready);
}
static inline bool tls_strp_msg_mixed_decrypted(struct tls_sw_context_rx *ctx)
diff --git a/net/tls/tls_strp.c b/net/tls/tls_strp.c
index ca1e0e198ceb..5df08d848b5c 100644
--- a/net/tls/tls_strp.c
+++ b/net/tls/tls_strp.c
@@ -360,7 +360,7 @@ static int tls_strp_copyin(read_descriptor_t *desc, struct sk_buff *in_skb,
if (strp->stm.full_len && strp->stm.full_len == skb->len) {
desc->count = 0;
- strp->msg_ready = 1;
+ WRITE_ONCE(strp->msg_ready, 1);
tls_rx_msg_ready(strp);
}
@@ -528,7 +528,7 @@ static int tls_strp_read_sock(struct tls_strparser *strp)
if (!tls_strp_check_queue_ok(strp))
return tls_strp_read_copy(strp, false);
- strp->msg_ready = 1;
+ WRITE_ONCE(strp->msg_ready, 1);
tls_rx_msg_ready(strp);
return 0;
@@ -580,7 +580,7 @@ void tls_strp_msg_done(struct tls_strparser *strp)
else
tls_strp_flush_anchor_copy(strp);
- strp->msg_ready = 0;
+ WRITE_ONCE(strp->msg_ready, 0);
memset(&strp->stm, 0, sizeof(strp->stm));
tls_strp_check_rcv(strp);
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index 8734c0c1fc19..2a758531e102 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -260,7 +260,7 @@ void unix_gc(void)
__set_bit(UNIX_GC_MAYBE_CYCLE, &u->gc_flags);
if (sk->sk_state == TCP_LISTEN) {
- unix_state_lock(sk);
+ unix_state_lock_nested(sk, U_LOCK_GC_LISTENER);
unix_state_unlock(sk);
}
}
diff --git a/rust/Makefile b/rust/Makefile
index 7dbf9abe0d01..e5619f25b55c 100644
--- a/rust/Makefile
+++ b/rust/Makefile
@@ -173,7 +173,6 @@ quiet_cmd_rustdoc_test_kernel = RUSTDOC TK $<
mkdir -p $(objtree)/$(obj)/test/doctests/kernel; \
OBJTREE=$(abspath $(objtree)) \
$(RUSTDOC) --test $(rust_flags) \
- @$(objtree)/include/generated/rustc_cfg \
-L$(objtree)/$(obj) --extern alloc --extern kernel \
--extern build_error --extern macros \
--extern bindings --extern uapi \
diff --git a/rust/kernel/init.rs b/rust/kernel/init.rs
index 4ebb6f23fc2e..0fe043c0eaac 100644
--- a/rust/kernel/init.rs
+++ b/rust/kernel/init.rs
@@ -1292,8 +1292,15 @@ macro_rules! impl_zeroable {
i8, i16, i32, i64, i128, isize,
f32, f64,
- // SAFETY: These are ZSTs, there is nothing to zero.
- {<T: ?Sized>} PhantomData<T>, core::marker::PhantomPinned, Infallible, (),
+ // Note: do not add uninhabited types (such as `!` or `core::convert::Infallible`) to this list;
+ // creating an instance of an uninhabited type is immediate undefined behavior. For more on
+ // uninhabited/empty types, consult The Rustonomicon:
+ // <https://doc.rust-lang.org/stable/nomicon/exotic-sizes.html#empty-types>. The Rust Reference
+ // also has information on undefined behavior:
+ // <https://doc.rust-lang.org/stable/reference/behavior-considered-undefined.html>.
+ //
+ // SAFETY: These are inhabited ZSTs; there is nothing to zero and a valid value exists.
+ {<T: ?Sized>} PhantomData<T>, core::marker::PhantomPinned, (),
// SAFETY: Type is allowed to take any value, including all zeros.
{<T>} MaybeUninit<T>,
diff --git a/rust/macros/lib.rs b/rust/macros/lib.rs
index c42105c2ff96..34ae73f5db06 100644
--- a/rust/macros/lib.rs
+++ b/rust/macros/lib.rs
@@ -35,18 +35,6 @@
/// author: "Rust for Linux Contributors",
/// description: "My very own kernel module!",
/// license: "GPL",
-/// params: {
-/// my_i32: i32 {
-/// default: 42,
-/// permissions: 0o000,
-/// description: "Example of i32",
-/// },
-/// writeable_i32: i32 {
-/// default: 42,
-/// permissions: 0o644,
-/// description: "Example of i32",
-/// },
-/// },
/// }
///
/// struct MyModule;
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 82e3fb19fdaf..5c4e437f9d85 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -272,7 +272,7 @@ rust_common_cmd = \
-Zallow-features=$(rust_allowed_features) \
-Zcrate-attr=no_std \
-Zcrate-attr='feature($(rust_allowed_features))' \
- --extern alloc --extern kernel \
+ -Zunstable-options --extern force:alloc --extern kernel \
--crate-type rlib -L $(objtree)/rust/ \
--crate-name $(basename $(notdir $@)) \
--out-dir $(dir $@) --emit=dep-info=$(depfile)
diff --git a/tools/net/ynl/lib/ynl.py b/tools/net/ynl/lib/ynl.py
index 13c4b019a881..44ea0965c9d9 100644
--- a/tools/net/ynl/lib/ynl.py
+++ b/tools/net/ynl/lib/ynl.py
@@ -201,6 +201,7 @@ class NlMsg:
self.done = 1
extack_off = 20
elif self.nl_type == Netlink.NLMSG_DONE:
+ self.error = struct.unpack("i", self.raw[0:4])[0]
self.done = 1
extack_off = 4
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index 38f651469968..cacf6507f690 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -784,7 +784,7 @@ void *kill_thread(void *data)
bool die = (bool)data;
if (die) {
- prctl(PR_GET_SECCOMP, 0, 0, 0, 0);
+ syscall(__NR_getpid);
return (void *)SIBLING_EXIT_FAILURE;
}
@@ -803,11 +803,11 @@ void kill_thread_or_group(struct __test_metadata *_metadata,
{
pthread_t thread;
void *status;
- /* Kill only when calling __NR_prctl. */
+ /* Kill only when calling __NR_getpid. */
struct sock_filter filter_thread[] = {
BPF_STMT(BPF_LD|BPF_W|BPF_ABS,
offsetof(struct seccomp_data, nr)),
- BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, __NR_prctl, 0, 1),
+ BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, __NR_getpid, 0, 1),
BPF_STMT(BPF_RET|BPF_K, SECCOMP_RET_KILL_THREAD),
BPF_STMT(BPF_RET|BPF_K, SECCOMP_RET_ALLOW),
};
@@ -819,7 +819,7 @@ void kill_thread_or_group(struct __test_metadata *_metadata,
struct sock_filter filter_process[] = {
BPF_STMT(BPF_LD|BPF_W|BPF_ABS,
offsetof(struct seccomp_data, nr)),
- BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, __NR_prctl, 0, 1),
+ BPF_JUMP(BPF_JMP|BPF_JEQ|BPF_K, __NR_getpid, 0, 1),
BPF_STMT(BPF_RET|BPF_K, kill),
BPF_STMT(BPF_RET|BPF_K, SECCOMP_RET_ALLOW),
};
@@ -3709,7 +3709,12 @@ TEST(user_notification_sibling_pid_ns)
ASSERT_GE(pid, 0);
if (pid == 0) {
- ASSERT_EQ(unshare(CLONE_NEWPID), 0);
+ ASSERT_EQ(unshare(CLONE_NEWPID), 0) {
+ if (errno == EPERM)
+ SKIP(return, "CLONE_NEWPID requires CAP_SYS_ADMIN");
+ else if (errno == EINVAL)
+ SKIP(return, "CLONE_NEWPID is invalid (missing CONFIG_PID_NS?)");
+ }
pid2 = fork();
ASSERT_GE(pid2, 0);
@@ -3727,6 +3732,8 @@ TEST(user_notification_sibling_pid_ns)
ASSERT_EQ(unshare(CLONE_NEWPID), 0) {
if (errno == EPERM)
SKIP(return, "CLONE_NEWPID requires CAP_SYS_ADMIN");
+ else if (errno == EINVAL)
+ SKIP(return, "CLONE_NEWPID is invalid (missing CONFIG_PID_NS?)");
}
ASSERT_EQ(errno, 0);
@@ -4037,6 +4044,16 @@ TEST(user_notification_filter_empty_threaded)
EXPECT_GT((pollfd.revents & POLLHUP) ?: 0, 0);
}
+
+int get_next_fd(int prev_fd)
+{
+ for (int i = prev_fd + 1; i < FD_SETSIZE; ++i) {
+ if (fcntl(i, F_GETFD) == -1)
+ return i;
+ }
+ _exit(EXIT_FAILURE);
+}
+
TEST(user_notification_addfd)
{
pid_t pid;
@@ -4053,7 +4070,7 @@ TEST(user_notification_addfd)
/* There may be arbitrary already-open fds at test start. */
memfd = memfd_create("test", 0);
ASSERT_GE(memfd, 0);
- nextfd = memfd + 1;
+ nextfd = get_next_fd(memfd);
ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0);
ASSERT_EQ(0, ret) {
@@ -4064,7 +4081,8 @@ TEST(user_notification_addfd)
/* Check that the basic notification machinery works */
listener = user_notif_syscall(__NR_getppid,
SECCOMP_FILTER_FLAG_NEW_LISTENER);
- ASSERT_EQ(listener, nextfd++);
+ ASSERT_EQ(listener, nextfd);
+ nextfd = get_next_fd(nextfd);
pid = fork();
ASSERT_GE(pid, 0);
@@ -4119,14 +4137,16 @@ TEST(user_notification_addfd)
/* Verify we can set an arbitrary remote fd */
fd = ioctl(listener, SECCOMP_IOCTL_NOTIF_ADDFD, &addfd);
- EXPECT_EQ(fd, nextfd++);
+ EXPECT_EQ(fd, nextfd);
+ nextfd = get_next_fd(nextfd);
EXPECT_EQ(filecmp(getpid(), pid, memfd, fd), 0);
/* Verify we can set an arbitrary remote fd with large size */
memset(&big, 0x0, sizeof(big));
big.addfd = addfd;
fd = ioctl(listener, SECCOMP_IOCTL_NOTIF_ADDFD_BIG, &big);
- EXPECT_EQ(fd, nextfd++);
+ EXPECT_EQ(fd, nextfd);
+ nextfd = get_next_fd(nextfd);
/* Verify we can set a specific remote fd */
addfd.newfd = 42;
@@ -4164,7 +4184,8 @@ TEST(user_notification_addfd)
* Child has earlier "low" fds and now 42, so we expect the next
* lowest available fd to be assigned here.
*/
- EXPECT_EQ(fd, nextfd++);
+ EXPECT_EQ(fd, nextfd);
+ nextfd = get_next_fd(nextfd);
ASSERT_EQ(filecmp(getpid(), pid, memfd, fd), 0);
/*
prev parent reply other threads:[~2024-05-02 14:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-02 14:38 Linux 6.6.30 Greg Kroah-Hartman
2024-05-02 14:38 ` Greg Kroah-Hartman [this message]
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