From: Oleg Nesterov <oleg@redhat.com>
To: Kamal Mostafa <kamal@canonical.com>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
kernel-team@lists.ubuntu.com,
"Peter Zijlstra (Intel)" <peterz@infradead.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Mike Galbraith <efault@gmx.de>,
Thomas Gleixner <tglx@linutronix.de>,
mark.rutland@arm.com, neilb@suse.de,
Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH 3.19.y-ckt 128/128] sched/wait: Fix signal handling in bit wait helpers
Date: Wed, 16 Dec 2015 18:57:30 +0100 [thread overview]
Message-ID: <20151216175730.GA8605@redhat.com> (raw)
In-Reply-To: <1450287568-19808-129-git-send-email-kamal@canonical.com>
On 12/16, Kamal Mostafa wrote:
>
> 3.19.8-ckt12 -stable review patch. If anyone has any objections, please let me know.
>
>
> commit 68985633bccb6066bf1803e316fbc6c1f5b796d6 upstream.
Please note that this patch is wrong without the next fix from Peter.
And in fact to me it is still not clear whether we really want to do
this, this probably needs more investigation.
Oleg.
next prev parent reply other threads:[~2015-12-16 17:57 UTC|newest]
Thread overview: 132+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-16 17:37 [3.19.y-ckt stable] Linux 3.19.8-ckt12 stable review Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 001/128] vf610_adc: Fix internal temperature calculation Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 002/128] iio: lpc32xx_adc: fix warnings caused by enabling unprepared clock Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 003/128] iio:ad5064: Make sure ad5064_i2c_write() returns 0 on success Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 004/128] iio: ad5064: Fix ad5629/ad5669 shift Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 005/128] iio:ad7793: Fix ad7785 product ID Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 006/128] x86/mpx: Add temporary variable to reduce masking Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 007/128] x86: Make is_64bit_mm() widely available Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 008/128] x86/mpx: Introduce new 'directory entry' to 'addr' helper function Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 009/128] x86/mpx: Do proper get_user() when running 32-bit binaries on 64-bit kernels Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 010/128] x86/fpu: Fix 32-bit signal frame handling Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 011/128] crypto: qat - don't use userspace pointer Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 012/128] iio: si7020: Swap data byte order Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 013/128] iio: adc: xilinx: Fix VREFN scale Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 014/128] ipmi: Start the timer and thread on internal msgs Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 015/128] drm/i915: quirk backlight present on Macbook 4, 1 Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 016/128] USB: qcserial: Add support for Quectel EC20 Mini PCIe module Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 017/128] USB: serial: option: add support for Novatel MiFi USB620L Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 018/128] USB: ti_usb_3410_5052: Add Honeywell HGI80 ID Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 019/128] drm/i915: get runtime PM reference around GEM set_caching IOCTL Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 020/128] drm/radeon: Disable uncacheable CPU mappings of GTT with RV6xx Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 021/128] drm/radeon: unconditionally set sysfs_initialized Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 022/128] USB: qcserial: Fix support for HP lt4112 LTE/HSPA+ Gobi 4G Modem Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 023/128] arm64: kernel: pause/unpause function graph tracer in cpu_suspend() Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 024/128] usb: dwc3: gadget: let us set lower max_speed Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 025/128] usb: chipidea: debug: disable usb irq while role switch Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 026/128] xhci: Workaround to get Intel xHCI reset working more reliably Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 027/128] xhci: Fix a race in usb2 LPM resume, blocking U3 for usb2 devices Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 028/128] x86/cpu: Fix SMAP check in PVOPS environments Kamal Mostafa
2015-12-16 17:37 ` Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 029/128] arm64: restore bogomips information in /proc/cpuinfo Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 030/128] USB: option: add XS Stick W100-2 from 4G Systems Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 031/128] usblp: do not set TASK_INTERRUPTIBLE before lock Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 032/128] fat: fix fake_offset handling on error path Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 033/128] kernel/signal.c: unexport sigsuspend() Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 034/128] ocfs2: fix umask ignored issue Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 035/128] tty: Fix tty_send_xchar() lock order inversion Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 036/128] parisc: Drop unused MADV_xxxK_PAGES flags from asm/mman.h Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 037/128] mmc: remove bondage between REQ_META and reliable write Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 038/128] tools/net: Use include/uapi with __EXPORTED_HEADERS__ Kamal Mostafa
2015-12-16 17:37 ` [PATCH 3.19.y-ckt 039/128] packet: do skb_probe_transport_header when we actually have data Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 040/128] sctp: translate host order to network order when setting a hmacid Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 041/128] usb: musb: core: fix order of arguments to ulpi write callback Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 042/128] FS-Cache: Add missing initialization of ret in cachefiles_write_page() Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 043/128] ipvlan: fix leak in ipvlan_rcv_frame Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 044/128] ipvlan: fix use after free of skb Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 045/128] perf symbols: Fix dso lookup by long name and missing buildids Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 046/128] packet: only allow extra vlan len on ethernet devices Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 047/128] packet: fix tpacket_snd max frame len Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 048/128] net/mlx4_core: Avoid returning success in case of an error flow Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 049/128] macvlan: fix leak in macvlan_handle_frame Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 050/128] ALSA: usb-audio: add packet size quirk for the Medeli DD305 Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 051/128] ALSA: usb-audio: prevent CH345 multiport output SysEx corruption Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 052/128] ALSA: usb-audio: work around CH345 input " Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 053/128] dm thin: restore requested 'error_if_no_space' setting on OODS to WRITE transition Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 054/128] dm: fix ioctl retry termination with signal Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 055/128] MIPS: KVM: Fix ASID restoration logic Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 056/128] MIPS: KVM: Fix CACHE immediate offset sign extension Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 057/128] MIPS: KVM: Uninit VCPU in vcpu_create error path Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 058/128] KVM: Provide function for VCPU lookup by id Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 059/128] KVM: s390: avoid memory overwrites on emergency signal injection Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 060/128] KVM: s390: fix wrong lookup of VCPUs by array index Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 061/128] ALSA: hda - Add fixup for Acer Aspire One Cloudbook 14 Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 062/128] mac: validate mac_partition is within sector Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 063/128] ALSA: hda - Apply HP headphone fixups more generically Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 064/128] powerpc/tm: Block signal return setting invalid MSR state Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 065/128] powerpc/tm: Check for already reclaimed tasks Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 066/128] ARC: dw2 unwind: Remove falllback linear search thru FDE entries Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 067/128] fix sysvfs symlinks Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 068/128] vfs: Make sendfile(2) killable even better Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 069/128] vfs: Avoid softlockups with sendfile(2) Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 070/128] nfs4: start callback_ident at idr 1 Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 071/128] nfs4: limit callback decoding to received bytes Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 072/128] ALSA: hda - Fix headphone noise after Dell XPS 13 resume back from S3 Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 073/128] ARM: dts: vfxxx: Fix dspi[01] spi-num-chipselects Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 074/128] ARM/arm64: KVM: test properly for a PTE's uncachedness Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 075/128] arm64: KVM: Fix AArch32 to AArch64 register mapping Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 076/128] drm/radeon: make rv770_set_sw_state failures non-fatal Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 077/128] PCI: Prevent out of bounds access in numa_node override Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 078/128] ALSA: hda - Fix noise on Gigabyte Z170X mobo Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 079/128] btrfs: fix signed overflows in btrfs_sync_file Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 080/128] ARM: dove: Fix legacy get_irqnr_and_base Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 081/128] ARM: orion5x: " Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 082/128] drm/radeon: make some dpm errors debug only Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 083/128] nfs: if we have no valid attrs, then don't declare the attribute cache valid Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 084/128] xen/gntdev: Grant maps should not be subject to NUMA balancing Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 085/128] iscsi-target: Fix rx_login_comp hang after login failure Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 086/128] target: Fix race for SCF_COMPARE_AND_WRITE_POST checking Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 087/128] target: fix COMPARE_AND_WRITE non zero SGL offset data corruption Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 088/128] ARM: dts: Kirkwood: Fix QNAP TS219 power-off Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 089/128] ath10k: fix invalid NSS for 4x4 devices Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 090/128] Bluetooth: Fix l2cap_chan leak in SMP Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 091/128] crypto: nx - Fix timing leak in GCM and CCM decryption Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 092/128] crypto: talitos - Fix timing leak in ESP ICV verification Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 093/128] ASoC: wm8962: correct addresses for HPF_C_0/1 Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 094/128] mac80211: mesh: fix call_rcu() usage Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 095/128] can: sja1000: clear interrupts on start Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 096/128] ring-buffer: Update read stamp with first real commit on page Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 097/128] RDS: fix race condition when sending a message on unbound socket Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 098/128] drm/i915: Don't override output type for DDI HDMI Kamal Mostafa
2015-12-16 17:38 ` [PATCH 3.19.y-ckt 099/128] block: Always check queue limits for cloned requests Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 100/128] Fix a memory leak in scsi_host_dev_release() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 101/128] wan/x25: Fix use-after-free in x25_asy_open_tty() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 102/128] mac80211: do not actively scan DFS channels Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 103/128] PM / Domains: Fix bad of_node_put() in failure paths of genpd_dev_pm_attach() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 104/128] drm: Fix an unwanted master inheritance v2 Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 105/128] sched/core: Clear the root_domain cpumasks in init_rootdomain() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 106/128] rbd: don't put snap_context twice in rbd_queue_workfn() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 107/128] ARM/arm64: KVM: correct PTE uncachedness check Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 108/128] x86/mpx: Fix instruction decoder condition Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 109/128] x86/signal: Fix restart_syscall number for x32 tasks Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 110/128] ovl: fix permission checking for setattr Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 111/128] SUNRPC: Fix callback channel Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 112/128] tcp: md5: fix lockdep annotation Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 113/128] tcp: fix potential huge kmalloc() calls in TCP_REPAIR Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 114/128] drm: imx: convert to drm_crtc_send_vblank_event() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 115/128] isdn: Partially revert debug format string usage clean up Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 116/128] remoteproc: avoid stack overflow in debugfs file Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 117/128] drm/rockchip: unset pgoff when mmap'ing gems Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 118/128] bpf, array: fix heap out-of-bounds access when updating elements Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 119/128] net: mvneta: add configuration for MBUS windows access protection Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 120/128] net: mvneta: fix bit assignment in MVNETA_RXQ_CONFIG_REG Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 121/128] net: mvneta: fix bit assignment for RX packet irq enable Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 122/128] net/neighbour: fix crash at dumping device-agnostic proxy entries Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 123/128] sched/core: Remove false-positive warning from wake_up_process() Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 124/128] net: ip6mr: fix static mfc/dev leaks on table destruction Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 125/128] unix: avoid use-after-free in ep_remove_wait_queue Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 126/128] broadcom: fix PHY_ID_BCM5481 entry in the id table Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 127/128] ipv4: igmp: Allow removing groups from a removed interface Kamal Mostafa
2015-12-16 17:39 ` [PATCH 3.19.y-ckt 128/128] sched/wait: Fix signal handling in bit wait helpers Kamal Mostafa
2015-12-16 17:57 ` Oleg Nesterov [this message]
2015-12-16 18:07 ` Kamal Mostafa
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