From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Fri, 8 Aug 2008 19:47:09 +0000 (+0200)
Subject: printk: robustify printk
X-Git-Tag: v2.6.27.39~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=71e2f32b6006fcef62578fb5bb7ba025a85a2d44;p=pandora-kernel.git

printk: robustify printk

commit b845b517b5e3706a3729f6ea83b88ab85f0725b0 upstream.

Avoid deadlocks against rq->lock and xtime_lock by deferring the klogd
wakeup by polling from the timer tick.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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