From: Ingo Molnar <mingo@elte.hu>
Date: Thu, 3 Apr 2008 07:06:13 +0000 (+0200)
Subject: seqlock: livelock fix
X-Git-Tag: v2.6.26-rc1~1059^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=88a411c07b6fedcfc97b8dc51ae18540bd2beda0;p=pandora-kernel.git

seqlock: livelock fix

Thomas Gleixner debugged a particularly ugly seqlock related livelock:
do not process the seq-read section if we know it beforehand that the
test at the end of the section will fail ...

Signed-off-by: Ingo Molnar <mingo@elte.hu>
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