From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 6 Nov 2006 07:52:10 +0000 (-0800)
Subject: [PATCH] lockdep: fix delayacct locking bug
X-Git-Tag: v2.6.19-rc5~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=64efade11cddc4237c1b95ea4ca18af122a7e19e;p=pandora-kernel.git

[PATCH] lockdep: fix delayacct locking bug

Make the delayacct lock irqsave; this avoids the possible deadlock where
an interrupt is taken while holding the delayacct lock which needs to
take the delayacct lock.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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