From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Sun, 14 Sep 2008 17:58:49 +0000 (+0400)
Subject: x86: smpboot - check if we have ESR register in wakeup_secondary_cpu
X-Git-Tag: v2.6.28-rc1~611^2~62
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59ef48a58e59cc27255d526ae3fa60ddcd977208;p=pandora-kernel.git

x86: smpboot - check if we have ESR register in wakeup_secondary_cpu

We should check if we have ESR register before reading from it.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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