From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Wed, 4 Mar 2009 12:51:13 +0000 (+0100)
Subject: lockdep: fix incorrect state name
X-Git-Tag: v2.6.30-rc1~216^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1c21f14ec48a2256fb03682b24dddd23eacdc96f;p=pandora-kernel.git

lockdep: fix incorrect state name

In the recent mark_lock_irq() rework a bug snuck in that would report the
state of write locks causing irq inversion under a read lock as a read
lock.

Fix this by masking the read bit of the state when validating write
dependencies.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1236172646.5330.7450.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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