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Groups > linux.kernel > #1352517

[PATCH 4.2.y-ckt 011/273] vmstat: explicitly schedule per-cpu work on the CPU we need it to run on

From Kamal Mostafa <kamal@canonical.com>
Newsgroups linux.kernel
Subject [PATCH 4.2.y-ckt 011/273] vmstat: explicitly schedule per-cpu work on the CPU we need it to run on
Date 2016-03-08 02:00 +0100
Message-ID <raeaf-1Ul-31@gated-at.bofh.it> (permalink)
References <raci6-C6-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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4.2.8-ckt5 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Linus Torvalds <torvalds@linux-foundation.org>

commit 176bed1de5bf977938cad26551969eca8f0883b1 upstream.

The vmstat code uses "schedule_delayed_work_on()" to do the initial
startup of the delayed work on the right CPU, but then once it was
started it would use the non-cpu-specific "schedule_delayed_work()" to
re-schedule it on that CPU.

That just happened to schedule it on the same CPU historically (well, in
almost all situations), but the code _requires_ this work to be per-cpu,
and should say so explicitly rather than depend on the non-cpu-specific
scheduling to schedule on the current CPU.

The timer code is being changed to not be as single-minded in always
running things on the calling CPU.

See also commit 874bbfe600a6 ("workqueue: make sure delayed work run in
local cpu") that for now maintains the local CPU guarantees just in case
there are other broken users that depended on the accidental behavior.

Cc: Christoph Lameter <cl@linux.com>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
[ kamal: backport to 3.19-stable: use queue_delayed_work_on() ]
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 mm/vmstat.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 2139b23..6c9749b 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1366,16 +1366,16 @@ static cpumask_var_t cpu_stat_off;
 
 static void vmstat_update(struct work_struct *w)
 {
-	if (refresh_cpu_vm_stats(true))
+	if (refresh_cpu_vm_stats(true)) {
 		/*
 		 * Counters were updated so we expect more updates
 		 * to occur in the future. Keep on running the
 		 * update worker thread.
 		 */
-		queue_delayed_work(vmstat_wq,
+		queue_delayed_work_on(smp_processor_id(), vmstat_wq,
 			this_cpu_ptr(&vmstat_work),
 			round_jiffies_relative(sysctl_stat_interval));
-	else {
+	} else {
 		/*
 		 * We did not update any counters so the app may be in
 		 * a mode where it does not cause counter updates.
-- 
2.7.0

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[4.2.y-ckt stable] Linux 4.2.8-ckt5 stable review Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:00 +0100
  [PATCH 4.2.y-ckt 034/273] libata: disable forced PORTS_IMPL for >= AHCI 1.3 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:00 +0100
  [PATCH 4.2.y-ckt 264/273] net: phy: bcm7xxx: Fix shadow mode 2 disabling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 259/273] ARM: dts: kirkwood: use unique machine name for ds112 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 256/273] af_unix: Don't set err in unix_stream_read_generic unless there was an error Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 247/273] l2tp: Fix error creating L2TP tunnels Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 253/273] net/mlx4_core: Do not BUG_ON during reset when PCI is offline Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 262/273] [media] exynos4-is: fix a format string bug Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 249/273] route: check and remove route cache when we get route Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 269/273] net: phy: Fix phy_mac_interrupt() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 270/273] net: phy: Avoid polling PHY with PHY_IGNORE_INTERRUPTS Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 268/273] s390/oprofile: fix address range for asynchronous stack Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 271/273] net: phy: bcm7xxx: Fix 40nm EPHY features Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 255/273] batman-adv: Avoid endless loop in bat-on-bat netdevice check Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 267/273] net: phy: bcm7xxx: Fix bcm7xxx_config_init() check Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 238/273] net: Copy inner L3 and L4 headers as unaligned on GRE TEB Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 243/273] qmi_wwan: add "4G LTE usb-modem U901" Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 273/273] IB/IPoIB: Do not set skb truesize since using one linearskb Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 246/273] net/mlx4_en: Avoid changing dev->features directly in run-time Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 251/273] unix_diag: fix incorrect sign extension in unix_lookup_by_ino Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 250/273] rtnl: RTM_GETNETCONF: fix wrong return value Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 254/273] s390/perf_event: fix address range for asynchronous stack Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 266/273] bonding: don't use stale speed and duplex information Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 245/273] net/mlx4_en: Choose time-stamping shift value according to HW frequency Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 242/273] af_unix: Guard against other == sk in unix_dgram_sendmsg Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 239/273] bpf: fix branch offset adjustment on backjumps after patching ctx expansion Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 261/273] MAINTAINERS: Remove stale entry for BCM33xx chips Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 265/273] writeback: initialize inode members that track writeback history Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 257/273] netlink: not trim skb for mmaped socket when dump Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 248/273] pppoe: fix reference counting in PPPoE proxy Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 263/273] net/mlx4_core: Fix potential corruption in counters database Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 252/273] sctp: Fix port hash table size computation Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 260/273] s390/stacktrace: fix address ranges for asynchronous and panic stack Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 258/273] Input: xpad - remove unused function Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 272/273] netfilter: nfnetlink: correctly validate length of batch messages Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 244/273] net/mlx4_en: Count HW buffer overrun only once Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:10 +0100
  [PATCH 4.2.y-ckt 225/273] tipc: fix connection abort during subscription cancel Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
    Re: [PATCH 4.2.y-ckt 225/273] tipc: fix connection abort during  subscription cancel Kamal Mostafa <kamal@canonical.com> - 2016-03-10 19:00 +0100
  [PATCH 4.2.y-ckt 131/273] ALSA: timer: Fix race between stop and interrupt Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 222/273] af_unix: fix struct pid memory leak Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 240/273] bonding: Fix ARP monitor validation Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 223/273] pptp: fix illegal memory access caused by multiple bind()s Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 241/273] ipv4: fix memory leaks in ip_cmsg_send() callers Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 224/273] sctp: allow setting SCTP_SACK_IMMEDIATELY by the application Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 221/273] tcp: fix NULL deref in tcp_v4_send_ack() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 176/273] x86/mm: Fix vmalloc_fault() to handle large pages properly Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 172/273] x86/uaccess/64: Handle the caching of 4-byte nocache copies properly in __copy_user_nocache() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 232/273] ipv6: fix a lockdep splat Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 231/273] ipv6: addrconf: Fix recursive spin lock call Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 228/273] ipv6: enforce flowi6_oif usage in ip6_dst_lookup_tail() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 227/273] tcp: beware of alignments in tcp_get_info() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 229/273] ipv6/udp: use sticky pktinfo egress ifindex on connect() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 219/273] af_iucv: Validate socket address length in iucv_sock_bind() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 226/273] switchdev: Require RTNL mutex to be held when sending FDB notifications Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 237/273] flow_dissector: Fix unaligned access in __skb_flow_dissector when used by eth_get_headlen Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 171/273] x86/uaccess/64: Make the __copy_user_nocache() assembly code more readable Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 233/273] unix: correctly track in-flight fds in sending process user_struct Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 230/273] net/ipv6: add sysctl option accept_ra_min_hop_limit Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:20 +0100
  [PATCH 4.2.y-ckt 190/273] drivers: android: correct the size of struct binder_uintptr_t for BC_DEAD_BINDER_DONE Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 215/273] do_last(): don't let a bogus return value from ->open() et.al. to confuse us Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 193/273] s390/compat: correct restore of high gprs on signal return Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 199/273] ARCv2: SMP: Emulate IPI to self using software triggered interrupt Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 197/273] sunrpc/cache: fix off-by-one in qword_get() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 191/273] can: ems_usb: Fix possible tx overflow Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 205/273] ALSA: hda - Fixing background noise on Dell Inspiron 3162 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 201/273] KVM: async_pf: do not warn on page allocation failures Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 203/273] libceph: don't bail early from try_read() when skipping a message Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 220/273] net: dp83640: Fix tx timestamp overflow handling. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 210/273] ALSA: hda - Loop interrupt handling until really cleared Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 213/273] ocfs2: unlock inode if deleting inode from orphan fails Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 207/273] ALSA: hda/realtek - Support Dell headset mode for ALC225 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 218/273] do_last(): ELOOP failure exit should be done after leaving RCU mode Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 202/273] tracing: Fix showing function event in available_events Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 211/273] x86/mpx: Fix off-by-one comparison with nr_registers Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 208/273] ALSA: hda - Fixup speaker pass-through control for nid 0x14 on ALC225 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 204/273] libceph: use the right footer size when skipping a message Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 209/273] ALSA: hda - Fix headset support and noise on HP EliteBook 755 G2 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 192/273] dm: fix dm_rq_target_io leak on faults with .request_fn DM w/ blk-mq paths Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 217/273] should_follow_link(): validate ->d_seq after having decided to follow Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 212/273] mm: thp: fix SMP race condition between THP page fault and MADV_DONTNEED Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 206/273] KVM: x86: MMU: fix ubsan index-out-of-range warning Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 216/273] namei: ->d_inode of a pinned dentry is stable only for positives Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 214/273] hpfs: don't truncate the file when delete fails Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 200/273] KVM: x86: fix missed hardware breakpoints Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 198/273] KVM: arm/arm64: vgic: Ensure bitmaps are long enough Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:30 +0100
  [PATCH 4.2.y-ckt 155/273] iwlwifi: mvm: don't allow sched scans without matches to be started Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 174/273] powerpc/ioda: Set "read" permission when "write" is set Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 149/273] btrfs: properly set the termination value of ctx->pos in readdir Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 185/273] ext4: fix bh->b_state corruption Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 178/273] USB: option: add support for SIM7100E Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 153/273] ext4: don't read blocks from disk after extents being swapped Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 163/273] dmaengine: dw: disable BLOCK IRQs for non-cyclic xfer Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 164/273] tracepoints: Do not trace when cpu is offline Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 173/273] usb: dwc3: Fix assignment of EP transfer resources Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 182/273] ipc: convert invalid scenarios to use WARN_ON Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 165/273] tracing: Fix freak link error caused by branch tracer Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 160/273] xen/pcifront: Fix mysterious crashes when NUMA locality information was extracted. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 179/273] USB: cp210x: add IDs for GE B650V3 and B850V3 boards Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 162/273] ALSA: hda - Cancel probe work instead of flush at remove Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 184/273] hwmon: (ads1015) Handle negative conversion values correctly Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 183/273] ipc/shm: handle removed segments gracefully in shm_mmap() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 151/273] scsi: fix soft lockup in scsi_remove_target() on module removal Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 152/273] ext4: fix potential integer overflow Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 154/273] bio: return EINTR if copying to user space got interrupted Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 180/273] USB: option: add "4G LTE usb-modem U901" Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 150/273] irqchip/gic-v3-its: Fix double ICC_EOIR write for LPI in EOImode==1 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 181/273] mm: fix regression in remap_file_pages() emulation Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 169/273] drm/qxl: use kmalloc_array to alloc reloc_info in qxl_process_single_command Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 168/273] drm/radeon: use post-decrement in error handling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 177/273] ALSA: pcm: Fix rwsem deadlock for non-atomic PCM stream Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 161/273] ALSA: seq: Fix leak of pool buffer at concurrent writes Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 157/273] powerpc/powernv: Fix stale PE primary bus Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 175/273] NFSv4: Fix a dentry leak on alias use Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 166/273] ALSA: seq: Fix double port list deletion Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 167/273] drm/amdgpu: use post-decrement in error handling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:40 +0100
  [PATCH 4.2.y-ckt 126/273] powerpc: Fix dedotify for binutils >= 2.26 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 148/273] ARM: 8519/1: ICST: try other dividends than 1 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 122/273] klist: fix starting point removed bug in klist iterators Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 138/273] drm/i915: fix error path in intel_setup_gmbus() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 130/273] nfs: fix nfs_size_to_loff_t Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 147/273] s390/dasd: fix refcount for PAV reassignment Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 124/273] drm/i915/dsi: defend gpio table against out of bounds access Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 015/273] x86/entry/compat: Add missing CLAC to entry_INT80_32 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 123/273] ALSA: dummy: Implement timer backend switching more safely Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 132/273] ALSA: hda - Fix bad dereference of jack object Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 144/273] drm/amdgpu: fix issue with overlapping userptrs Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 128/273] ARM: 8517/1: ICST: avoid arithmetic overflow in icst_hz() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 125/273] drm/i915/dsi: don't pass arbitrary data to sideband Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 143/273] drm/radeon: hold reference to fences in radeon_sa_bo_new Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 136/273] phy: twl4030-usb: Fix unbalanced pm_runtime_enable on module reload Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 115/273] target: Fix race with SCF_SEND_DELAYED_TAS handling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 140/273] workqueue: handle NUMA_NO_NODE for unbound pool_workqueue lookup Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 137/273] drm/i915/skl: Don't skip mst encoders in skl_ddi_pll_select() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 127/273] ALSA: timer: Fix wrong instance passed to slave callbacks Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 134/273] phy: core: fix wrong err handle for phy_power_on Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 135/273] phy: twl4030-usb: Relase usb phy on unload Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 145/273] cifs: fix erroneous return value Kamal Mostafa <kamal@canonical.com> - 2016-03-08 00:50 +0100
  [PATCH 4.2.y-ckt 039/273] ARM: dts: at91: sama5d4 xplained: fix phy0 IRQ type Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 108/273] ocfs2/dlm: clear refmap bit of recovery lock while doing local recovery cleanup Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 113/273] crypto: atmel-sha - fix atmel_sha_remove() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 121/273] ALSA: hda - Fix speaker output from VAIO AiO machines Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 117/273] serial: omap: Prevent DoS using unprivileged ioctl(TIOCSRS485) Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 120/273] pty: make sure super_block is still valid in final /dev/tty close Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:10 +0100
  [PATCH 4.2.y-ckt 112/273] crypto: algif_skcipher - Do not set MAY_BACKLOG on the async path Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 104/273] Revert "ALSA: hda - Fix noise on Gigabyte Z170X mobo" Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 110/273] radix-tree: fix oops after radix_tree_iter_retry Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 111/273] crypto: user - lock crypto_alg_list on alg dump Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 109/273] mm: replace vma_lock_anon_vma with anon_vma_lock_read/write Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 114/273] crypto: marvell/cesa - fix test in mv_cesa_dev_dma_init() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 107/273] mm, vmstat: fix wrong WQ sleep when memory reclaim doesn't make any progress Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:30 +0100
  [PATCH 4.2.y-ckt 090/273] target: Fix TAS handling for multi-session se_node_acls Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 103/273] ALSA: hda - Fix static checker warning in patch_hdmi.c Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 068/273] drm/amdgpu: pull topaz gmc bits into gmc_v7 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 085/273] usb: xhci: apply XHCI_PME_STUCK_QUIRK to Intel Broxton-M platforms Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 070/273] modules: fix modparam async_probe request Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 102/273] drm/dp/mst: deallocate payload on port destruction Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 073/273] ALSA: rawmidi: Make snd_rawmidi_transmit() race-free Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 087/273] target: Invoke release_cmd() callback without holding a spinlock Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 074/273] ALSA: rawmidi: Fix race at copying & updating the position Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 080/273] Btrfs: fix invalid page accesses in extent_same (dedup) ioctl Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 071/273] module: wrapper for symbol name. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 065/273] drm/amdgpu: move gmc7 support out of CIK dependency Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 098/273] drm: fix missing reference counting decrease Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 069/273] drm/amdgpu: drop topaz support from gmc8 module Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 064/273] ASoC: dpcm: fix the BE state on hw_free Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 066/273] drm/amdgpu: iceland use CI based MC IP Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 076/273] drivers/scsi/sg.c: mark VMA as VM_IO to prevent migration Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 096/273] scsi_dh_rdac: always retry MODE SELECT on command lock violation Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 061/273] drm: add helper to check for wc memory support Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 095/273] Btrfs: fix hang on extent buffer lock caused by the inode_paths ioctl Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 083/273] usb: xhci: add a quirk bit for ssic port unused Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 072/273] ALSA: hda - Add fixup for Mac Mini 7,1 model Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 084/273] usb: xhci: set SSIC port unused only if xhci_suspend succeeds Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 089/273] target: Fix LUN_RESET active TMR descriptor handling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 101/273] drm/dp/mst: Reverse order of MST enable and clearing VC payload table. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 075/273] ALSA: seq: Fix lockdep warnings due to double mutex locks Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 093/273] [media] saa7134-alsa: Only frees registered sound cards Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 088/273] target: Fix LUN_RESET active I/O handling for ACK_KREF Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 106/273] dump_stack: avoid potential deadlocks Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 100/273] drm/dp/mst: Calculate MST PBN with 31.32 fixed point Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 105/273] target: Fix remote-port TMR ABORT + se_cmd fabric stop Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 092/273] ALSA: timer: Fix leftover link at closing Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 097/273] SCSI: Add Marvell Console to VPD blacklist Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 094/273] ARM: nomadik: fix up SD/MMC DT settings Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 099/273] drm: Add drm_fixp_from_fraction and drm_fixp2int_ceil Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 067/273] drm/amdgpu: The VI specific EXE bit should only apply to GMC v8.0 above Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:40 +0100
  [PATCH 4.2.y-ckt 026/273] ARM: OMAP2+: Fix wait_dll_lock_timed for rodata Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 032/273] PCI/AER: Flush workqueue on device remove to avoid use-after-free Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 046/273] ALSA: usb-audio: Add quirk for Microsoft LifeCam HD-6000 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 058/273] libata: fix sff host state machine locking while polling Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 033/273] ARM: dts: Fix wl12xx missing clocks that cause hangs Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 037/273] ARM: dts: at91: sama5d4: fix instance id of DBGU Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 036/273] rfkill: fix rfkill_fop_read wait_event usage Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 049/273] iio: inkern: fix a NULL dereference on error Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 042/273] spi: atmel: fix gpio chip-select in case of non-DT platform Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 043/273] drm/i915/dp: fall back to 18 bpp when sink capability is unknown Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 044/273] ALSA: usb-audio: Fix OPPO HA-1 vendor ID Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 012/273] Revert "workqueue: make sure delayed work run in local cpu" Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 041/273] Input: vmmouse - fix absolute device registration Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 028/273] ARM: OMAP2+: Fix save_secure_ram_context for rodata Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 056/273] ALSA: timer: Code cleanup Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 055/273] ALSA: seq: Fix yet another races among ALSA timer accesses Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 062/273] drm/radeon: mask out WC from BO on unsupported arches Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 045/273] ALSA: usb-audio: Add native DSD support for PS Audio NuWave DAC Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 060/273] cputime: Prevent 32bit overflow in time[val|spec]_to_cputime() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 053/273] ALSA: rawmidi: Remove kernel WARNING for NULL user-space buffer check Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 027/273] ARM: OMAP2+: Fix l2dis_3630 for rodata Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 047/273] target: Fix WRITE_SAME/DISCARD conversion to linux 512b sectors Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 048/273] crypto: algif_hash - wait for crypto_ahash_init() to complete Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 051/273] intel_scu_ipcutil: underflow in scu_reg_access() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 035/273] mac80211: Requeue work after scan complete for all VIF types. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 063/273] drm/amdgpu: mask out WC from BO on unsupported arches Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 025/273] cgroup: make sure a parent css isn't offlined before its children Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 023/273] ASoC: rt5645: fix the shift bit of IN1 boost Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 054/273] ALSA: pcm: Fix potential deadlock in OSS emulation Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 052/273] ALSA: seq: Fix race at closing in virmidi driver Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 057/273] ALSA: timer: Fix link corruption due to double start or stop Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 050/273] iio: pressure: mpl115: fix temperature offset sign Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 040/273] crypto: shash - Fix has_key setting Kamal Mostafa <kamal@canonical.com> - 2016-03-08 01:50 +0100
  [PATCH 4.2.y-ckt 009/273] EVM: Use crypto_memneq() for digest comparisons Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 010/273] ALSA: usb-audio: avoid freeing umidi object twice Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 022/273] iio:adc:ti_am335x_adc Fix buffered mode by identifying as software buffer. Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 017/273] iio: add IIO_TRIGGER dependency to STK8BA50 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 013/273] drm/vmwgfx: Fix an fb unlocking bug Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 016/273] iio-light: Use a signed return type for ltr501_match_samp_freq() Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 024/273] ARCv2: STAR 9000950267: Handle return from intr to Delay Slot #2 Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 020/273] iommu/vt-d: Fix 64-bit accesses to 32-bit DMAR_GSTS_REG Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 018/273] iio: add HAS_IOMEM dependency to VF610_ADC Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 019/273] iio: dac: mcp4725: set iio name property in sysfs Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 021/273] iio: light: acpi-als: Report data as processed Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100
  [PATCH 4.2.y-ckt 011/273] vmstat: explicitly schedule per-cpu work on the CPU we need it to run on Kamal Mostafa <kamal@canonical.com> - 2016-03-08 02:00 +0100

csiph-web