From: Rik van Riel <riel@redhat.com>
To: Jason Low <jason.low2@hp.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Oleg Nesterov <oleg@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Mel Gorman <mgorman@suse.de>,
Steven Rostedt <rostedt@goodmis.org>,
Preeti U Murthy <preeti@linux.vnet.ibm.com>,
Mike Galbraith <umgwanakikbuti@gmail.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Waiman Long <Waiman.Long@hp.com>,
Aswin Chandramouleeswaran <aswin@hp.com>,
Scott J Norton <scott.norton@hp.com>
Subject: Re: [PATCH v2 1/5] sched, timer: Remove usages of ACCESS_ONCE in the scheduler
Date: Wed, 29 Apr 2015 10:34:41 -0400 [thread overview]
Message-ID: <5540EC01.3020106@redhat.com> (raw)
In-Reply-To: <1430251224-5764-2-git-send-email-jason.low2@hp.com>
On 04/28/2015 04:00 PM, Jason Low wrote:
> ACCESS_ONCE doesn't work reliably on non-scalar types. This patch removes
> the rest of the existing usages of ACCESS_ONCE in the scheduler, and use
> the new READ_ONCE and WRITE_ONCE APIs.
>
> Signed-off-by: Jason Low <jason.low2@hp.com>
Acked-by: Rik van Riel <riel@redhat.com>
next prev parent reply other threads:[~2015-04-29 14:35 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-28 20:00 [PATCH v2 0/5] sched, timer: Improve scalability of itimers Jason Low
2015-04-28 20:00 ` [PATCH v2 1/5] sched, timer: Remove usages of ACCESS_ONCE in the scheduler Jason Low
2015-04-29 14:34 ` Rik van Riel [this message]
2015-04-29 17:05 ` Waiman Long
2015-04-29 17:15 ` Steven Rostedt
2015-04-29 18:25 ` Jason Low
2015-05-08 13:22 ` [tip:sched/core] sched, timer: Convert usages of ACCESS_ONCE() in the scheduler to READ_ONCE()/WRITE_ONCE() tip-bot for Jason Low
2015-04-28 20:00 ` [PATCH v2 2/5] sched, numa: Document usages of mm->numa_scan_seq Jason Low
2015-04-29 14:35 ` Rik van Riel
2015-04-29 18:14 ` Waiman Long
2015-04-29 18:45 ` Jason Low
2015-04-30 18:42 ` Waiman Long
2015-04-30 18:54 ` Davidlohr Bueso
2015-04-30 20:58 ` Waiman Long
2015-04-30 21:26 ` Jason Low
2015-04-30 21:13 ` Jason Low
2015-05-01 0:28 ` [PATCH v3 " Jason Low
2015-05-08 13:22 ` [tip:sched/core] sched/numa: " tip-bot for Jason Low
2015-05-01 15:21 ` [PATCH v2 2/5] sched, numa: " Paul E. McKenney
2015-05-01 17:40 ` Jason Low
2015-04-28 20:00 ` [PATCH v2 3/5] sched, timer: Use atomics in thread_group_cputimer to improve scalability Jason Low
2015-04-29 14:38 ` Rik van Riel
2015-04-29 20:45 ` Jason Low
2015-04-29 18:43 ` Waiman Long
2015-04-29 20:14 ` Jason Low
2015-05-08 13:22 ` [tip:sched/core] sched, timer: Replace spinlocks with atomics in thread_group_cputimer(), " tip-bot for Jason Low
2015-05-08 21:31 ` [PATCH] sched, timer: Fix documentation for 'struct thread_group_cputimer' Jason Low
2015-05-11 6:41 ` [tip:sched/core] sched, timer: Fix documentation for ' struct thread_group_cputimer' tip-bot for Jason Low
2015-04-28 20:00 ` [PATCH v2 4/5] sched, timer: Provide an atomic task_cputime data structure Jason Low
2015-04-29 14:47 ` Rik van Riel
2015-05-08 13:22 ` [tip:sched/core] sched, timer: Provide an atomic ' struct task_cputime' " tip-bot for Jason Low
2015-04-28 20:00 ` [PATCH v2 5/5] sched, timer: Use the atomic task_cputime in thread_group_cputimer Jason Low
2015-04-29 14:48 ` Rik van Riel
2015-05-08 13:23 ` [tip:sched/core] " tip-bot for Jason Low
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5540EC01.3020106@redhat.com \
--to=riel@redhat.com \
--cc=Waiman.Long@hp.com \
--cc=akpm@linux-foundation.org \
--cc=aswin@hp.com \
--cc=dave@stgolabs.net \
--cc=fweisbec@gmail.com \
--cc=jason.low2@hp.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mgorman@suse.de \
--cc=mingo@kernel.org \
--cc=oleg@redhat.com \
--cc=paulmck@linux.vnet.ibm.com \
--cc=peterz@infradead.org \
--cc=preeti@linux.vnet.ibm.com \
--cc=rostedt@goodmis.org \
--cc=scott.norton@hp.com \
--cc=tglx@linutronix.de \
--cc=umgwanakikbuti@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox