From: Simon Kirby <sim@hostway.ca>
To: linux-kernel@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>
Subject: [PATCH] Re: 3.1-rc6: wchan not working
Date: Thu, 22 Sep 2011 17:03:46 -0700 [thread overview]
Message-ID: <20110923000346.GA25425@hostway.ca> (raw)
In-Reply-To: <20110922230647.GC503@hostway.ca>
On Thu, Sep 22, 2011 at 04:06:47PM -0700, Simon Kirby wrote:
> Without changing .config, /proc/x/wchan seems to now print "schedule" for
> everything; eg, with 0x.ca/sim/ref/3.1-rc6-blue/config-3.1.0-rc6-blue+
> as the .config. I'm currently bisecting a few other regressions as well,
> but will add this to the list, unless it's obvious to anyone...
Probably introduced by c259e01a1ec90063042f758e409cd26b2a0963c8
This patch from Peter (who should probably sign off on it) seems to work:
Tested-by: Simon Kirby <sim@hostway.ca>
diff --git a/kernel/sched.c b/kernel/sched.c
index ec5f472..d249ea8 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4372,7 +4372,7 @@ static inline void sched_submit_work(struct task_struct *tsk)
blk_schedule_flush_plug(tsk);
}
-asmlinkage void schedule(void)
+asmlinkage void __sched schedule(void)
{
struct task_struct *tsk = current;
Simon-
prev parent reply other threads:[~2011-09-23 0:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-22 23:06 3.1-rc6: wchan not working Simon Kirby
2011-09-23 0:03 ` Simon Kirby [this message]
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