From: Rik van Riel <riel@redhat.com>
To: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>,
mingo@redhat.com, peterz@infradead.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sched: fix tracepoint in scheduler.
Date: Thu, 03 Apr 2014 10:18:06 -0400 [thread overview]
Message-ID: <533D6D9E.1020401@redhat.com> (raw)
In-Reply-To: <1396527168-3929-1-git-send-email-yangds.fnst@cn.fujitsu.com>
On 04/03/2014 08:12 AM, Dongsheng Yang wrote:
> In function set_task_cpu(), if cpu == new_cpu,
> there is no migration happen. But current trace point
> will raise a migration trace event.
>
> This patch change trace point to right place,
> only when migration really happen, an event will
> be threw out.
>
> Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
I don't see any obvious place where set_task_cpu is called
with cpu == new_cpu, but there might be an un-obvious place,
because that if looks like it's there for a reason :)
Acked-by: Rik van Riel <riel@redhat.com>
--
All rights reversed
next prev parent reply other threads:[~2014-04-03 14:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-03 12:12 [PATCH] sched: fix tracepoint in scheduler Dongsheng Yang
2014-04-03 14:18 ` Rik van Riel [this message]
2014-04-04 12:52 ` Peter Zijlstra
2014-05-21 10:03 ` Dongsheng Yang
2014-05-21 10:47 ` Peter Zijlstra
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