From: Laurent Pinchart <laurentp@cse-semaphore.com>
Date: Tue, 19 Aug 2008 12:20:23 +0000 (+0200)
Subject: cpm2: Fix race condition in CPM2 GPIO library.
X-Git-Tag: v2.6.27-rc5~29^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=639d64456e20cbfc866b18dc03cf9f9babc9c7cd;p=pandora-kernel.git

cpm2: Fix race condition in CPM2 GPIO library.

The CPM2 GPIO library code uses the non thread-safe clrbits32/setbits32
macros. This patch protects them with a spinlock.

Signed-off-by: Laurent Pinchart <laurentp@cse-semaphore.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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