[PATCH 5.4 00/43] 5.4.186-rc1 review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

This is the start of the stable review cycle for the 5.4.186 release.
There are 43 patches in this series, all will be posted as a response
to this one.  If anyone has any issues with these being applied, please
let me know.

Responses should be made by Sat, 19 Mar 2022 12:45:16 +0000.
Anything received after that time might be too late.

The whole patch series can be found in one patch at:
	https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.4.186-rc1.gz
or in the git tree and branch at:
	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Linux 5.4.186-rc1

Chengming Zhou <zhouchengming@bytedance.com>
    kselftest/vm: fix tests build with old libc

Christophe JAILLET <christophe.jaillet@wanadoo.fr>
    bnx2: Fix an error message

Niels Dossche <dossche.niels@gmail.com>
    sfc: extend the locking on mcdi->seqno

Eric Dumazet <edumazet@google.com>
    tcp: make tcp_read_sock() more robust

Sreeramya Soratkal <quic_ssramya@quicinc.com>
    nl80211: Update bss channel on channel switch for P2P_CLIENT

Manasi Navare <manasi.d.navare@intel.com>
    drm/vrr: Set VRR capable prop only if it is attached to connector

Golan Ben Ami <golan.ben.ami@intel.com>
    iwlwifi: don't advertise TWT support

Jia-Ju Bai <baijiaju1990@gmail.com>
    atm: firestream: check the return value of ioremap() in fs_init()

Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
    can: rcar_canfd: rcar_canfd_channel_probe(): register the CAN device when fully ready

Julian Braha <julianbraha@gmail.com>
    ARM: 9178/1: fix unmet dependency on BITREVERSE for HAVE_ARCH_BITREVERSE

Alexander Lobakin <alobakin@pm.me>
    MIPS: smp: fill in sibling and core maps earlier

Johannes Berg <johannes.berg@intel.com>
    mac80211: refuse aggregations sessions before authorized

Corentin Labbe <clabbe@baylibre.com>
    ARM: dts: rockchip: fix a typo on rk3288 crypto-controller

Sascha Hauer <s.hauer@pengutronix.de>
    ARM: dts: rockchip: reorder rk322x hmdi clocks

Dinh Nguyen <dinguyen@kernel.org>
    arm64: dts: agilex: use the compatible "intel,socfpga-agilex-hsotg"

Sascha Hauer <s.hauer@pengutronix.de>
    arm64: dts: rockchip: reorder rk3399 hdmi clocks

Jakob Unterwurzacher <jakob.unterwurzacher@theobroma-systems.com>
    arm64: dts: rockchip: fix rk3399-puma eMMC HS400 signal integrity

Yan Yan <evitayan@google.com>
    xfrm: Fix xfrm migrate issues when address family changes

Yan Yan <evitayan@google.com>
    xfrm: Check if_id in xfrm_migrate

James Morse <james.morse@arm.com>
    arm64: Use the clearbhb instruction in mitigations

James Morse <james.morse@arm.com>
    KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated

James Morse <james.morse@arm.com>
    arm64: Mitigate spectre style branch history side channels

James Morse <james.morse@arm.com>
    KVM: arm64: Add templates for BHB mitigation sequences

James Morse <james.morse@arm.com>
    arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2

James Morse <james.morse@arm.com>
    arm64: Add percpu vectors for EL1

James Morse <james.morse@arm.com>
    arm64: entry: Add macro for reading symbol addresses from the trampoline

James Morse <james.morse@arm.com>
    arm64: entry: Add vectors that have the bhb mitigation sequences

James Morse <james.morse@arm.com>
    arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations

James Morse <james.morse@arm.com>
    arm64: entry: Allow the trampoline text to occupy multiple pages

James Morse <james.morse@arm.com>
    arm64: entry: Make the kpti trampoline's kpti sequence optional

James Morse <james.morse@arm.com>
    arm64: entry: Move trampoline macros out of ifdef'd section

James Morse <james.morse@arm.com>
    arm64: entry: Don't assume tramp_vectors is the start of the vectors

James Morse <james.morse@arm.com>
    arm64: entry: Allow tramp_alias to access symbols after the 4K boundary

James Morse <james.morse@arm.com>
    arm64: entry: Move the trampoline data page before the text page

James Morse <james.morse@arm.com>
    arm64: entry: Free up another register on kpti's tramp_exit path

James Morse <james.morse@arm.com>
    arm64: entry: Make the trampoline cleanup optional

James Morse <james.morse@arm.com>
    arm64: entry.S: Add ventry overflow sanity checks

Anshuman Khandual <anshuman.khandual@arm.com>
    arm64: Add Cortex-X2 CPU part definition

Joey Gouly <joey.gouly@arm.com>
    arm64: add ID_AA64ISAR2_EL1 sys register

Suzuki K Poulose <suzuki.poulose@arm.com>
    arm64: Add Neoverse-N2, Cortex-A710 CPU part definition

Rob Herring <robh@kernel.org>
    arm64: Add part number for Arm Cortex-A77

Xin Long <lucien.xin@gmail.com>
    sctp: fix the processing for INIT chunk

Kai Lueke <kailueke@linux.microsoft.com>
    Revert "xfrm: state and policy should fail if XFRMA_IF_ID 0"


-------------

Diffstat:

 Makefile                                           |   4 +-
 arch/arm/boot/dts/rk322x.dtsi                      |   4 +-
 arch/arm/boot/dts/rk3288.dtsi                      |   2 +-
 arch/arm/include/asm/kvm_host.h                    |   7 +
 arch/arm/include/uapi/asm/kvm.h                    |   6 +
 arch/arm64/Kconfig                                 |   9 +
 arch/arm64/boot/dts/intel/socfpga_agilex.dtsi      |   4 +-
 arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi      |   6 +
 arch/arm64/boot/dts/rockchip/rk3399.dtsi           |   6 +-
 arch/arm64/include/asm/assembler.h                 |  33 ++
 arch/arm64/include/asm/cpu.h                       |   1 +
 arch/arm64/include/asm/cpucaps.h                   |   3 +-
 arch/arm64/include/asm/cpufeature.h                |  40 +++
 arch/arm64/include/asm/cputype.h                   |  16 +
 arch/arm64/include/asm/fixmap.h                    |   6 +-
 arch/arm64/include/asm/kvm_host.h                  |   5 +
 arch/arm64/include/asm/kvm_mmu.h                   |   6 +-
 arch/arm64/include/asm/mmu.h                       |   8 +-
 arch/arm64/include/asm/sections.h                  |   5 +
 arch/arm64/include/asm/sysreg.h                    |  17 +
 arch/arm64/include/asm/vectors.h                   |  73 ++++
 arch/arm64/include/uapi/asm/kvm.h                  |   5 +
 arch/arm64/kernel/cpu_errata.c                     | 385 ++++++++++++++++++++-
 arch/arm64/kernel/cpufeature.c                     |  21 ++
 arch/arm64/kernel/cpuinfo.c                        |   1 +
 arch/arm64/kernel/entry.S                          | 213 +++++++++---
 arch/arm64/kernel/vmlinux.lds.S                    |   2 +-
 arch/arm64/kvm/hyp/hyp-entry.S                     |  64 ++++
 arch/arm64/kvm/hyp/switch.c                        |   8 +-
 arch/arm64/kvm/sys_regs.c                          |   2 +-
 arch/arm64/mm/mmu.c                                |  12 +-
 arch/mips/kernel/smp.c                             |   6 +-
 drivers/atm/firestream.c                           |   2 +
 drivers/gpu/drm/drm_connector.c                    |   3 +
 drivers/net/can/rcar/rcar_canfd.c                  |   6 +-
 drivers/net/ethernet/broadcom/bnx2.c               |   2 +-
 drivers/net/ethernet/sfc/mcdi.c                    |   2 +-
 drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c |   3 +-
 drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c  |   1 -
 include/linux/arm-smccc.h                          |   5 +
 include/net/xfrm.h                                 |   5 +-
 lib/Kconfig                                        |   1 -
 net/ipv4/tcp.c                                     |  10 +-
 net/key/af_key.c                                   |   2 +-
 net/mac80211/agg-tx.c                              |  10 +-
 net/sctp/sm_statefuns.c                            |  71 ++--
 net/wireless/nl80211.c                             |   3 +-
 net/xfrm/xfrm_policy.c                             |  14 +-
 net/xfrm/xfrm_state.c                              |  15 +-
 net/xfrm/xfrm_user.c                               |  27 +-
 tools/testing/selftests/vm/userfaultfd.c           |   1 +
 virt/kvm/arm/psci.c                                |  34 +-
 52 files changed, 1037 insertions(+), 160 deletions(-)