From: Jason Wessel <jason.wessel@windriver.com>
Date: Fri, 2 Apr 2010 19:58:18 +0000 (-0500)
Subject: kgdb: use atomic_inc and atomic_dec instead of atomic_set
X-Git-Tag: v2.6.34-rc4~83^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ae6bf53e0255c8ab04b6fe31806e318432570e3c;p=pandora-kernel.git

kgdb: use atomic_inc and atomic_dec instead of atomic_set

Memory barriers should be used for the kgdb cpu synchronization.  The
atomic_set() does not imply a memory barrier.

Reported-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
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