From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Wed, 20 Aug 2008 23:46:04 +0000 (-0700)
Subject: migrate_timers: add comment, use spinlock_irq()
X-Git-Tag: v2.6.28-rc1~82^2^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d82f0b0f6f1a0a25afc288fb7135b1601fe6df18;p=pandora-kernel.git

migrate_timers: add comment, use spinlock_irq()

Add the comment to explain why the double lock in migrate_timers()
can't deadlock.

Change the code to use spinlock_irq() instead of local_irq_disable()
+ spin_lock().

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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