From: H. Peter Anvin <hpa@linux.intel.com>
Date: Thu, 19 Dec 2013 20:30:03 +0000 (-0800)
Subject: x86, idle: Add memory barriers around clflush in mwait_play_dead()
X-Git-Tag: v3.14-rc1~170^2~14^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7d590cca7cd2cce4ed7c47d221d6f90566653ba8;p=pandora-kernel.git

x86, idle: Add memory barriers around clflush in mwait_play_dead()

For consistency with mwait_idle_with_hints().  Not sure they help, but
they really won't hurt...

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Len Brown <len.brown@intel.com>
Link: http://lkml.kernel.org/r/CA%2B55aFzGxcML7j8CEvQPYzh0W81uVoAAVmGctMOUZ7CZ1yYd2A@mail.gmail.com
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