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From: Frederic Weisbecker <fweisbec@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
	Fernando Luis Vazquez Cao <fernando_b1@lab.ntt.co.jp>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Arjan van de Ven <arjan@linux.intel.com>
Subject: [PATCH 0/4] nohz: Fix racy sleeptime stats
Date: Fri,  9 Aug 2013 02:54:34 +0200	[thread overview]
Message-ID: <1376009678-7312-1-git-send-email-fweisbec@gmail.com> (raw)

Hi,

Here is a propsition to fix the bug described here:

http://lkml.kernel.org/r/1363660703.4993.3.camel@nexus
http://lkml.kernel.org/r/201304012205.DFC60784.HVOMJSFFLFtOOQ@I-love.SAKURA.ne.jp

You can try the following branch:

git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git
	timers/nohz-sleeptime-fix

Thanks,
	Frederic
---

Frederic Weisbecker (4):
      nohz: Only update sleeptime stats locally
      nohz: Synchronize sleep time stats with seqlock
      nohz: Consolidate sleep time stats read code
      nohz: Convert a few places to use local per cpu accesses


 include/linux/tick.h     |    2 +
 kernel/time/tick-sched.c |  124 +++++++++++++++++++--------------------------
 2 files changed, 54 insertions(+), 72 deletions(-)

             reply	other threads:[~2013-08-09  0:54 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-09  0:54 Frederic Weisbecker [this message]
2013-08-09  0:54 ` [PATCH 1/4] nohz: Only update sleeptime stats locally Frederic Weisbecker
2013-08-09  0:54 ` [PATCH 2/4] nohz: Synchronize sleep time stats with seqlock Frederic Weisbecker
2013-08-09  0:54 ` [PATCH 3/4] nohz: Consolidate sleep time stats read code Frederic Weisbecker
2013-08-09  0:54 ` [PATCH 4/4] nohz: Convert a few places to use local per cpu accesses Frederic Weisbecker

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