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Message-Id: <20120308144053.16be5221.kamezawa.hiroyu@jp.fujitsu.com>
Date: Thu, 8 Mar 2012 14:40:53 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To: David Rientjes <rientjes@...gle.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [patch 1/2] mm, counters: remove task argument to sync_mm_rss
and __sync_task_rss_stat
On Tue, 6 Mar 2012 19:21:39 -0800 (PST)
David Rientjes <rientjes@...gle.com> wrote:
> sync_mm_rss() can only be used for current to avoid race conditions in
> iterating and clearing its per-task counters. Remove the task argument
> for it and its helper function, __sync_task_rss_stat(), to avoid thinking
> it can be used safely for anything other than current.
>
> Signed-off-by: David Rientjes <rientjes@...gle.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
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