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From: John Stultz <john.stultz@linaro.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Joel Fernandes <joelaf@google.com>,
	Alistair Delva <adelva@google.com>
Subject: Re: [GIT PULL] scheduler fixes
Date: Mon, 30 Sep 2019 16:45:49 -0700	[thread overview]
Message-ID: <CANcMJZB9UrMaJv6OiScZy2e2UFGFOJsFRar9RZUE9HM-00ZXGg@mail.gmail.com> (raw)
In-Reply-To: <20190928123905.GA97048@gmail.com>

On Sat, Sep 28, 2019 at 5:40 AM Ingo Molnar <mingo@kernel.org> wrote:
>
> Please pull the latest sched-urgent-for-linus git tree from:
>
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched-urgent-for-linus
>
>    # HEAD: 4892f51ad54ddff2883a60b6ad4323c1f632a9d6 sched/fair: Avoid redundant EAS calculation
>
> The changes are:
>
>  - Apply a number of membarrier related fixes and cleanups, which fixes a
>    use-after-free race in the membarrier code.
>
>  - Introduce proper RCU protection for tasks on the runqueue - to get rid
>    of the subtle task_rcu_dereference() interface that was easy to get
>    wrong.
>
>  - Misc fixes, but also an EAS speedup.
>
>  Thanks,
>
>         Ingo
>
> ------------------>
> Eric W. Biederman (4):
>       tasks: Add a count of task RCU users
>       tasks, sched/core: Ensure tasks are available for a grace period after leaving the runqueue
>       tasks, sched/core: With a grace period after finish_task_switch(), remove unnecessary code
>       tasks, sched/core: RCUify the assignment of rq->curr
>
> KeMeng Shi (1):
>       sched/core: Fix migration to invalid CPU in __set_cpus_allowed_ptr()
>
> Mathieu Desnoyers (7):
>       sched/membarrier: Fix private expedited registration check
>       sched/membarrier: Remove redundant check
>       sched/membarrier: Call sync_core only before usermode for same mm
>       sched/membarrier: Fix p->mm->membarrier_state racy load
>       selftests, sched/membarrier: Add multi-threaded test
>       sched/membarrier: Skip IPIs when mm->mm_users == 1
>       sched/membarrier: Return -ENOMEM to userspace on memory allocation failure
>
> Qian Cai (3):
>       sched/fair: Remove unused cfs_rq_clock_task() function
>       sched/core: Convert vcpu_is_preempted() from macro to an inline function
>       sched/fair: Fix -Wunused-but-set-variable warnings
>
> Quentin Perret (1):
>       sched/fair: Avoid redundant EAS calculation
>
> Valentin Schneider (2):
>       sched/core: Fix preempt_schedule() interrupt return comment
>       sched/core: Remove double update_max_interval() call on CPU startup

Hey all,
  After rebasing my hikey960 patches onto v5.4-rc1, I started seeing
boot hangs/stalls trying boot AOSP:

[    9.788182] ------------[ cut here ]------------
[    9.792829] WARNING: CPU: 7 PID: 516 at
kernel/rcu/tree_plugin.h:293 rcu_note_context_switch+0x48/0x4a8
[    9.802229] Modules linked in:
[    9.805298] CPU: 7 PID: 516 Comm: Jit thread pool Not tainted
5.3.0-13104-g0dbefe07634f #1126
[    9.813822] Hardware name: HiKey960 (DT)
[    9.817742] pstate: 20400085 (nzCv daIf +PAN -UAO)
[    9.822530] pc : rcu_note_context_switch+0x48/0x4a8
[    9.827403] lr : rcu_note_context_switch+0x1c/0x4a8
[    9.832273] sp : ffffffc012ee3a60
[    9.835581] x29: ffffffc012ee3a60 x28: ffffff82192d4140
[    9.840889] x27: 0000000000000000 x26: ffffff821f7b38c0
[    9.846195] x25: 00000000efb51cf8 x24: ffffffc0117ba000
[    9.851501] x23: 0000000000000000 x22: ffffff82192d4140
[    9.856806] x21: 0000000000000000 x20: ffffff821f7b38c0
[    9.862111] x19: ffffff821f7b44c0 x18: 0000000000000000
[    9.867416] x17: 0000000000000000 x16: 0000000000000000
[    9.872721] x15: 0000000000000000 x14: 0000000000000000
[    9.878026] x13: 0000000000000000 x12: 0000000000000000
[    9.883331] x11: 0000000000000000 x10: 0000000000000000
[    9.888636] x9 : 0000000000000000 x8 : ffffffc012ee3c60
[    9.893941] x7 : ffffffc012ee3c70 x6 : ffffff8219026788
[    9.899246] x5 : 00000000014a2000 x4 : 0000000000000000
[    9.904551] x3 : ffffffc20e1fe000 x2 : 0000000000000001
[    9.909856] x1 : ffffffc0117ba428 x0 : 0000000000000023
[    9.915163] Call trace:
[    9.917605]  rcu_note_context_switch+0x48/0x4a8
[    9.922134]  __schedule+0x90/0x7d8
[    9.925530]  schedule+0x38/0xc0
[    9.928667]  futex_wait_queue_me+0xc0/0x140
[    9.932847]  futex_wait+0xe0/0x210
[    9.936242]  do_futex+0x618/0xdf8
[    9.939551]  __arm64_sys_futex_time32+0xfc/0x148
[    9.944167]  el0_svc_common.constprop.1+0x64/0x188
[    9.948955]  el0_svc_compat_handler+0x18/0x38
[    9.953307]  el0_svc_compat+0x8/0x2c
[    9.956876] ---[ end trace cdf2ffd45270a24d ]---

Usually followed by:
[   30.807092] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[   30.813207] rcu:     Tasks blocked on level-0 rcu_node (CPUs 0-7): P521 P519
[   30.819998]  (detected by 4, t=5255 jiffies, g=169, q=5967)
[   30.825568] Jit thread pool S    0   521      1 0x00000000
[   30.831050] Call trace:
[   30.833498]  __switch_to+0xd4/0x230
[   30.836984]  __schedule+0x320/0x7d8
[   30.840464]  schedule+0x38/0xc0
[   30.843600]  futex_wait_queue_me+0xc0/0x140
[   30.847776]  futex_wait+0xe0/0x210
[   30.851169]  do_futex+0x618/0xdf8
[   30.854476]  __arm64_sys_futex+0xfc/0x148
[   30.858479]  el0_svc_common.constprop.1+0x64/0x188
[   30.863262]  el0_svc_handler+0x20/0x80
[   30.867003]  el0_svc+0x8/0xc
[   30.869876] Jit thread pool S    0   519      1 0x00400000
[   30.875353] Call trace:
[   30.877790]  __switch_to+0xd4/0x230
[   30.881271]  __schedule+0x320/0x7d8
[   30.884750]  schedule+0x38/0xc0
[   30.887883]  futex_wait_queue_me+0xc0/0x140
[   30.892057]  futex_wait+0xe0/0x210
[   30.895450]  do_futex+0x618/0xdf8
[   30.898755]  __arm64_sys_futex_time32+0xfc/0x148
[   30.903364]  el0_svc_common.constprop.1+0x64/0x188
[   30.908146]  el0_svc_compat_handler+0x18/0x38
[   30.912494]  el0_svc_compat+0x8/0x2c
[   31.711121] rcu: INFO: rcu_preempt detected expedited stalls on
CPUs/tasks: { P521 P519 } 5440 jiffies s: 77 root: 0x0/T
[   31.722030] rcu: blocking rcu_node structures:

None of which seems particularly informative as to what might be going
awry.  So I bisected the regression down to this merge.

Reverting the following patches:
  "sched/membarrier: Return -ENOMEM to userspace on memory allocation failure"
  "sched/membarrier: Skip IPIs when mm->mm_users == 1"
  "sched/membarrier: Fix p->mm->membarrier_state racy load"

Seems to get things working again, but I've not been able to narrow it
down further yet as I start hitting build issues.

Not sure whats wrong here, but I'm happy to try any patches, or help
with debugging this.

thanks
-john

  parent reply	other threads:[~2019-09-30 23:46 UTC|newest]

Thread overview: 397+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-28 12:39 [GIT PULL] scheduler fixes Ingo Molnar
2019-09-28 20:50 ` pr-tracker-bot
2019-09-30 23:45 ` John Stultz [this message]
2019-10-01  7:19   ` Peter Zijlstra
2019-10-01 18:15     ` John Stultz
2019-10-01 20:39       ` Joel Fernandes
  -- strict thread matches above, loose matches on Subject: below --
2024-04-28  8:24 Ingo Molnar
2024-04-28  8:42 ` Ingo Molnar
2024-04-28 19:13   ` Linus Torvalds
2024-04-29  7:29     ` Ingo Molnar
2024-04-28 19:28 ` pr-tracker-bot
2023-10-28 12:23 [GIT PULL] Scheduler changes for v6.7 Ingo Molnar
2024-01-08 14:07 ` [GIT PULL] Scheduler changes for v6.8 Ingo Molnar
2024-01-10 22:19   ` Linus Torvalds
2024-01-10 22:41     ` Linus Torvalds
2024-01-10 22:57       ` Linus Torvalds
2024-01-11 11:09         ` [GIT PULL] scheduler fixes Ingo Molnar
2024-01-11 13:04           ` Vincent Guittot
2023-10-21 15:28 Ingo Molnar
2023-10-21 18:29 ` pr-tracker-bot
2023-10-14 22:02 Ingo Molnar
2023-10-14 22:49 ` pr-tracker-bot
2023-10-08  9:32 Ingo Molnar
2023-10-08 18:06 ` pr-tracker-bot
2023-09-17 17:39 Ingo Molnar
2023-09-17 18:24 ` pr-tracker-bot
2023-09-02 10:09 Ingo Molnar
2023-09-02 16:13 ` pr-tracker-bot
2023-02-17  7:42 Ingo Molnar
2023-02-17 22:47 ` pr-tracker-bot
2023-01-12 14:25 Ingo Molnar
2023-01-12 23:01 ` pr-tracker-bot
2022-08-06 19:21 Ingo Molnar
2022-08-07  0:50 ` pr-tracker-bot
2021-07-11 13:32 Ingo Molnar
2021-07-11 18:16 ` Linus Torvalds
2021-07-11 18:22 ` pr-tracker-bot
2021-06-12 13:02 Ingo Molnar
2021-06-12 19:09 ` pr-tracker-bot
2021-05-15  7:50 Ingo Molnar
2021-05-15 17:55 ` pr-tracker-bot
2020-08-15 11:27 Ingo Molnar
2020-08-16  1:55 ` pr-tracker-bot
2020-07-25 10:47 Ingo Molnar
2020-07-25 22:30 ` pr-tracker-bot
2020-04-25  9:28 Ingo Molnar
2020-04-25 19:30 ` pr-tracker-bot
2020-02-15  9:44 Ingo Molnar
2020-02-15 21:25 ` pr-tracker-bot
2019-12-21 16:19 Ingo Molnar
2019-12-21 18:55 ` pr-tracker-bot
2019-11-16 21:37 Ingo Molnar
2019-11-16 22:44 ` Valentin Schneider
2019-11-17  0:10   ` Linus Torvalds
2019-11-17  9:31     ` Ingo Molnar
2019-11-17  9:45   ` Ingo Molnar
2019-11-17 10:19     ` Valentin Schneider
2019-11-17 10:29       ` Ingo Molnar
2019-11-17 16:29       ` Linus Torvalds
2019-11-17 20:43         ` Valentin Schneider
2019-11-18  8:03         ` Ingo Molnar
2019-11-01 17:55 Ingo Molnar
2019-11-01 19:10 ` pr-tracker-bot
2019-11-02  0:15 ` Valentin Schneider
2019-10-12 14:58 Ingo Molnar
2019-10-12 22:35 ` pr-tracker-bot
2019-09-05  8:02 Ingo Molnar
2019-09-05 21:15 ` pr-tracker-bot
2019-04-20  7:33 Ingo Molnar
2019-04-20 19:25 ` pr-tracker-bot
2018-11-03 23:52 Ingo Molnar
2018-11-04  1:38 ` Linus Torvalds
2018-10-20  8:45 Ingo Molnar
2018-10-20 13:28 ` Greg Kroah-Hartman
2018-10-05  9:50 Ingo Molnar
2018-10-05 23:06 ` Greg Kroah-Hartman
2018-09-15 13:20 Ingo Molnar
2018-07-30 17:56 Ingo Molnar
2018-07-21 12:49 Ingo Molnar
2018-03-25  8:57 Ingo Molnar
2018-02-15  1:00 Ingo Molnar
2018-01-12 13:48 Ingo Molnar
2017-12-15 15:35 Ingo Molnar
2017-12-06 22:21 Ingo Molnar
2017-11-26 12:43 Ingo Molnar
2017-10-14 16:11 Ingo Molnar
2017-09-13 17:57 Ingo Molnar
2017-09-12 15:35 Ingo Molnar
2017-07-21 10:18 Ingo Molnar
2017-03-07 20:33 Ingo Molnar
2017-02-28  8:05 Ingo Molnar
2016-11-22 15:38 Ingo Molnar
2016-08-18 20:43 Ingo Molnar
2016-08-12 19:39 Ingo Molnar
2016-07-08 13:53 Ingo Molnar
2016-06-10 12:56 Ingo Molnar
2016-05-25 21:58 Ingo Molnar
2016-05-10 12:00 Ingo Molnar
2016-03-24  7:51 Ingo Molnar
2016-01-08 12:50 Ingo Molnar
2015-10-23 11:38 Ingo Molnar
2015-09-17  8:06 Ingo Molnar
2015-07-04 11:27 Ingo Molnar
2015-05-15  7:19 Ingo Molnar
2015-02-20 13:42 Ingo Molnar
2015-02-06 18:31 Ingo Molnar
2015-01-11  8:47 Ingo Molnar
2014-11-20  7:57 Ingo Molnar
2014-10-31 11:17 Ingo Molnar
2014-09-26 11:32 Ingo Molnar
2014-07-16 11:18 Ingo Molnar
2014-06-01  8:17 Ingo Molnar
2014-05-22  8:10 Ingo Molnar
2014-04-19 10:55 Ingo Molnar
2014-03-16 16:36 Ingo Molnar
2014-03-03 16:29 Ingo Molnar
2014-02-22 19:20 Ingo Molnar
2014-01-31  8:17 Ingo Molnar
2014-01-25  7:26 Ingo Molnar
2013-12-19 16:55 Ingo Molnar
2013-12-17 13:40 Ingo Molnar
2013-12-02 14:43 Ingo Molnar
2013-11-13 20:14 Ingo Molnar
2013-09-25 18:03 Ingo Molnar
2013-09-18 16:19 Ingo Molnar
2013-08-13 16:58 Ingo Molnar
2013-06-20  9:06 Ingo Molnar
2013-05-02  9:06 Ingo Molnar
2013-04-14 15:51 Ingo Molnar
2013-02-26  7:29 Ingo Molnar
2013-02-04 18:26 Ingo Molnar
2012-10-12  9:11 Ingo Molnar
2012-09-13 14:43 Ingo Molnar
2012-08-20  9:12 Ingo Molnar
2012-08-20 17:35 ` Linus Torvalds
2012-08-21  7:56   ` Ingo Molnar
2012-08-03 16:43 Ingo Molnar
2012-07-14  7:57 Ingo Molnar
2012-06-08 20:29 Ingo Molnar
2012-06-05  9:21 Ingo Molnar
2012-04-27  6:39 Ingo Molnar
2012-03-31 17:07 Ingo Molnar
2012-03-29 10:50 Ingo Molnar
2012-02-02 10:07 Ingo Molnar
2012-01-12  6:15 Ingo Molnar
2011-12-17 20:56 Ingo Molnar
2011-12-05 18:49 Ingo Molnar
2011-09-30 18:36 Ingo Molnar
2011-09-30 19:44 ` Thomas Gleixner
2011-07-20 21:06 Ingo Molnar
2011-07-07 18:19 Ingo Molnar
2011-06-15 20:04 Ingo Molnar
2011-06-07 18:01 Ingo Molnar
2011-05-28 16:40 Ingo Molnar
2011-04-16 10:07 Ingo Molnar
2011-04-02 10:31 Ingo Molnar
2011-04-04 15:45 ` Linus Torvalds
2011-04-04 16:08   ` Sisir Koppaka
2011-04-04 16:16   ` Andrew Morton
2011-04-04 19:19   ` Ingo Molnar
2011-04-05  8:14   ` Peter Zijlstra
2011-03-25 13:22 Ingo Molnar
2011-02-03 15:54 Ingo Molnar
2011-01-27 17:31 Ingo Molnar
2011-01-20 20:21 Ingo Molnar
2011-01-07 17:00 Ingo Molnar
2010-12-19 15:27 Ingo Molnar
2010-12-19 20:45 ` Linus Torvalds
2010-12-20 10:15   ` Peter Zijlstra
2010-11-26 13:17 Ingo Molnar
2010-11-16 23:10 Ingo Molnar
2010-10-29  8:35 Ingo Molnar
2010-09-21 19:46 Ingo Molnar
2010-09-11  8:34 Ingo Molnar
2010-08-25 12:00 Ingo Molnar
2010-06-02 12:21 Ingo Molnar
2010-04-04 10:11 Ingo Molnar
2010-03-26 15:23 Ingo Molnar
2010-03-13 16:42 Ingo Molnar
2010-01-31 17:28 Ingo Molnar
2010-01-21 15:35 Ingo Molnar
2009-12-21 18:07 Ingo Molnar
2009-12-18 18:55 Ingo Molnar
2009-12-12  6:15 Ingo Molnar
2009-11-10 17:43 Ingo Molnar
2009-11-04 15:54 Ingo Molnar
2009-10-23 14:43 Ingo Molnar
2009-10-13 18:23 Ingo Molnar
2009-09-28 17:15 Linux 2.6.32-rc1 Martin Schwidefsky
2009-09-28 18:41 ` Eric Dumazet
2009-09-29 20:42   ` Eric Dumazet
2009-09-29 21:17     ` Linus Torvalds
2009-09-29 21:22       ` Arjan van de Ven
2009-09-29 21:56         ` Linus Torvalds
2009-09-30 15:07           ` Arjan van de Ven
2009-09-30 15:57             ` Eric Dumazet
2009-09-30 16:14               ` Linus Torvalds
2009-09-30 18:53                 ` Ingo Molnar
2009-09-30 22:03                   ` [GIT PULL] scheduler fixes Ingo Molnar
2009-10-01  0:42                     ` Linus Torvalds
2009-10-01  0:57                       ` Linus Torvalds
2009-10-01  5:30                         ` Eric Dumazet
2009-10-01  6:11                           ` Ingo Molnar
2009-10-01  6:18                             ` Eric Dumazet
2009-10-01  6:42                               ` Ingo Molnar
2009-10-01  6:59                                 ` Eric Dumazet
2009-10-01  7:28                                 ` Sam Ravnborg
2009-10-02 16:40                         ` Yuhong Bao
2009-10-01  6:05                       ` Ingo Molnar
2009-09-21 13:05 Ingo Molnar
2009-08-04 19:07 Ingo Molnar
2009-06-20 17:00 Ingo Molnar
2009-05-18 14:27 Ingo Molnar
2009-05-18 16:13 ` Linus Torvalds
2009-05-18 16:49   ` Ingo Molnar
2009-05-18 16:58     ` Linus Torvalds
2009-05-18 17:09       ` Ingo Molnar
2009-05-18 19:03         ` Ingo Molnar
2009-05-18 19:16           ` Linus Torvalds
2009-05-18 20:20             ` Ingo Molnar
2009-05-18 22:06               ` Linus Torvalds
2009-05-19 12:27                 ` Rusty Russell
2009-05-24 16:13                 ` Pekka J Enberg
2009-05-24 18:18                   ` Linus Torvalds
2009-05-24 19:13                     ` Pekka Enberg
2009-05-25  5:16                     ` Benjamin Herrenschmidt
2009-05-24 18:34                   ` Yinghai Lu
2009-05-24 19:15                     ` Pekka Enberg
2009-05-25  2:53                     ` Ingo Molnar
2009-05-25  4:45                       ` Yinghai Lu
2009-05-25  5:15                         ` Ingo Molnar
2009-05-25  5:54                           ` Yinghai Lu
2009-05-25  8:47                           ` Pekka J Enberg
2009-05-25 11:25                             ` Nick Piggin
2009-05-25 11:37                               ` Pekka Enberg
2009-05-25 11:41                                 ` Nick Piggin
2009-05-25 11:44                                   ` Pekka J Enberg
2009-05-25 15:01                                     ` Matt Mackall
2009-05-25 16:39                                     ` Linus Torvalds
2009-05-25 18:39                                       ` Pekka Enberg
2009-05-25 19:14                                         ` Linus Torvalds
2009-05-25 19:13                                           ` Pekka Enberg
2009-05-26  1:50                                             ` Yinghai Lu
2009-05-26  7:38                                         ` Nick Piggin
2009-05-28 12:06                                           ` Pekka Enberg
2009-05-28 12:12                                             ` Nick Piggin
2009-05-28 12:24                                               ` Pekka Enberg
2009-05-26  7:33                                       ` Nick Piggin
2009-05-25 12:04                                   ` Pekka J Enberg
2009-05-25 12:12                                     ` Nick Piggin
2009-05-25 14:55                             ` Matt Mackall
2009-05-25 14:58                               ` Pekka Enberg
2009-05-26 17:19                               ` Christoph Lameter
2009-05-28 12:14                                 ` Pekka Enberg
2009-05-26 14:27                             ` Christoph Lameter
2009-05-25  4:52                       ` H. Peter Anvin
2009-05-25  5:05                         ` Ingo Molnar
2009-05-25  5:13                         ` Yinghai Lu
2009-05-25  5:19                       ` Benjamin Herrenschmidt
2009-05-25  7:16                       ` Rusty Russell
2009-04-17  0:59 Ingo Molnar
2009-04-09 15:41 Ingo Molnar
2009-03-03 21:02 [git pull] " Ingo Molnar
2009-02-11 14:41 Ingo Molnar
2009-02-01 15:43 Ingo Molnar
2009-01-30 23:09 Ingo Molnar
2009-01-31 17:11 ` Peter Zijlstra
2009-01-31 17:23   ` Peter Zijlstra
2009-01-31 17:29     ` Peter Zijlstra
2009-01-31 17:49     ` Alexey Zaytsev
2009-01-31 17:54       ` Ingo Molnar
2009-01-31 21:43         ` Alexey Zaytsev
2009-01-31 22:15           ` Ingo Molnar
2009-01-31 18:08       ` Peter Zijlstra
2009-01-31 21:21         ` Alan Cox
2009-01-31 22:19           ` Ingo Molnar
2009-02-02  9:52       ` Peter Zijlstra
2009-02-04 22:28         ` Alexey Zaytsev
2009-02-05  0:12           ` Ingo Molnar
2009-01-15 22:08 [GIT PULL] " Ingo Molnar
2009-01-15 23:17 ` Peter Zijlstra
2009-01-15 23:24   ` Ingo Molnar
2009-01-15 23:33   ` Peter Zijlstra
2009-01-11 14:43 [git pull] " Ingo Molnar
2009-01-14 20:15 ` Andrew Morton
2009-01-14 20:24   ` Peter Zijlstra
2009-01-17  4:40     ` Andrew Morton
2009-01-17  6:29       ` Mike Galbraith
2009-01-17  9:54         ` Mike Galbraith
2009-01-17 10:07           ` Peter Zijlstra
2009-01-17 10:34             ` Mike Galbraith
2009-01-17 12:00               ` Peter Zijlstra
2009-01-17 12:19                 ` Mike Galbraith
2009-01-17 12:43                   ` Andrew Morton
2009-01-17 13:22                     ` Mike Galbraith
2009-01-17 16:01                       ` Ingo Molnar
2009-01-17 16:21                         ` Mike Galbraith
2009-01-17 16:25                           ` Ingo Molnar
2009-01-17 16:37                             ` Mike Galbraith
2009-01-18  7:45                               ` Mike Galbraith
2009-01-18  8:29                         ` Avi Kivity
2009-01-18  8:37                           ` Ingo Molnar
2009-01-18  8:59                             ` Avi Kivity
2009-01-18  9:21                               ` Avi Kivity
2009-01-18  9:41                                 ` Kevin Shanahan
2009-01-18 14:00                                 ` Kevin Shanahan
2009-01-18  9:39                               ` Kevin Shanahan
2009-01-18  9:55                               ` Avi Kivity
2009-01-18 10:36                                 ` Avi Kivity
2009-01-17 12:59                   ` Mike Galbraith
2009-01-17 15:49                     ` Peter Zijlstra
2009-01-18 14:08                 ` Mike Galbraith
2009-01-18 15:28                   ` Peter Zijlstra
2009-01-18 18:54                     ` Mike Galbraith
2009-01-21 12:40                       ` Mike Galbraith
2009-01-17 16:12           ` Ingo Molnar
2009-01-17 16:28             ` Mike Galbraith
2009-01-17  8:52       ` Peter Zijlstra
2009-01-06 16:16 Ingo Molnar
2008-12-10 22:14 Ingo Molnar
2008-11-29 19:53 Ingo Molnar
2008-11-18 14:17 Ingo Molnar
2008-11-12 20:30 Ingo Molnar
2008-11-11 18:25 Ingo Molnar
2008-11-07 16:29 Ingo Molnar
2008-11-05 18:56 Ingo Molnar
2008-10-30 23:31 Ingo Molnar
2008-10-28 10:50 Ingo Molnar
2008-10-15 16:47 Ingo Molnar
2008-09-23 19:35 Ingo Molnar
2008-09-17  9:58 Ingo Molnar
2008-09-08 20:06 Ingo Molnar
2008-09-05 18:49 Ingo Molnar
2008-08-28 11:43 Ingo Molnar
2008-08-25 17:37 Ingo Molnar
2008-08-22 12:25 Ingo Molnar
2008-07-31 21:43 Ingo Molnar
2008-07-31 22:04 ` David Miller
2008-07-31 22:26   ` Ingo Molnar
2008-07-31 22:55     ` David Miller
2008-08-01  8:11       ` David Miller
2008-08-01  9:01         ` Ingo Molnar
2008-08-01  9:13           ` David Miller
2008-07-24 15:12 Ingo Molnar
2008-07-01 20:36 Toralf Förster
2008-07-01 19:58 Ingo Molnar
2008-06-30 15:31 Ingo Molnar
2008-06-30 17:39 ` Dhaval Giani
2008-06-30 18:03   ` Ingo Molnar
2008-06-23 19:43 Ingo Molnar
2008-06-19 15:14 Ingo Molnar
2008-06-12 19:18 Ingo Molnar
2008-05-29 15:45 Ingo Molnar
2008-05-07 12:21 AIM7 40% regression with 2.6.26-rc1 Andi Kleen
2008-05-07 14:36 ` Linus Torvalds
2008-05-07 15:19   ` Linus Torvalds
2008-05-08  2:44     ` Zhang, Yanmin
2008-05-08  3:29       ` Linus Torvalds
2008-05-08  4:08         ` Zhang, Yanmin
2008-05-08  4:17           ` Linus Torvalds
2008-05-08 12:01             ` [patch] speed up / fix the new generic semaphore code (fix AIM7 40% regression with 2.6.26-rc1) Ingo Molnar
2008-05-08 12:28               ` Ingo Molnar
2008-05-08 14:43                 ` Ingo Molnar
2008-05-08 15:10                   ` [git pull] scheduler fixes Ingo Molnar
2008-05-08 15:33                     ` Adrian Bunk
2008-05-08 15:41                       ` Ingo Molnar
2008-05-08 19:42                         ` Adrian Bunk
2008-05-11 11:03                     ` Matthew Wilcox
2008-05-11 11:14                       ` Matthew Wilcox
2008-05-11 11:48                       ` Matthew Wilcox
2008-05-11 12:50                         ` Ingo Molnar
2008-05-11 12:52                           ` Ingo Molnar
2008-05-11 13:02                             ` Matthew Wilcox
2008-05-11 13:26                               ` Matthew Wilcox
2008-05-11 14:00                                 ` Ingo Molnar
2008-05-11 14:18                                   ` Matthew Wilcox
2008-05-11 14:42                                     ` Ingo Molnar
2008-05-11 14:48                                       ` Matthew Wilcox
2008-05-11 15:19                                         ` Ingo Molnar
2008-05-11 15:29                                           ` Matthew Wilcox
2008-05-13 14:11                                             ` Ingo Molnar
2008-05-13 14:21                                               ` Matthew Wilcox
2008-05-13 14:42                                                 ` Ingo Molnar
2008-05-13 15:28                                                   ` Matthew Wilcox
2008-05-13 17:13                                                     ` Ingo Molnar
2008-05-13 17:22                                                       ` Linus Torvalds
2008-05-13 21:05                                                         ` Ingo Molnar
2008-05-11 13:54                               ` Ingo Molnar
2008-05-11 14:22                                 ` Matthew Wilcox
2008-05-11 14:32                                   ` Ingo Molnar
2008-05-11 14:46                                     ` Matthew Wilcox
2008-05-11 16:47                                     ` Linus Torvalds
2008-05-11 13:01                       ` Ingo Molnar
2008-05-11 13:06                         ` Matthew Wilcox
2008-05-11 13:45                           ` Ingo Molnar
2008-05-11 14:10                       ` Sven Wegener
2008-05-05 22:58 Ingo Molnar
2008-05-06  0:14 ` David Miller
2008-05-06  0:24   ` Ingo Molnar
2008-03-19  3:49 Ingo Molnar
2008-03-15  1:47 Ingo Molnar
2008-03-11 15:48 Ingo Molnar
2008-03-11 22:30 ` Rafael J. Wysocki
2008-03-12  1:22   ` Andrew Morton
2008-03-07 15:56 Ingo Molnar
2008-03-04 17:07 Ingo Molnar
2008-02-25 15:45 Ingo Molnar
2007-12-18 14:38 Ingo Molnar
2007-12-07 18:21 Ingo Molnar
2007-12-04  5:08 Linux 2.6.24-rc4 Linus Torvalds
2007-12-04 14:07 ` [local DoS] " Luiz Fernando N. Capitulino
2007-12-04 15:56   ` Linus Torvalds
2007-12-04 16:00     ` Ingo Molnar
2007-12-04 16:18       ` [git pull] scheduler fixes Ingo Molnar
2007-12-04 16:40         ` Luiz Fernando N. Capitulino
2007-12-04 18:28         ` Greg KH
2007-12-04 18:41           ` Luiz Fernando N. Capitulino
2007-12-04 21:04             ` Ingo Molnar
2007-11-28 15:10 Ingo Molnar
2007-11-26 20:35 Ingo Molnar
2007-11-15 20:09 Ingo Molnar
2007-11-09 22:06 Ingo Molnar
2007-10-29 20:39 Ingo Molnar
2007-10-18 19:37 Ingo Molnar
2007-10-17 14:29 Ingo Molnar
2007-10-17 14:59 ` Ingo Molnar

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