From: Li Zhong <zhong@linux.vnet.ibm.com>
Date: Thu, 24 Jan 2013 21:51:13 +0000 (+0000)
Subject: powerpc: Avoid debug_smp_processor_id() check in SHARED_PROCESSOR
X-Git-Tag: v3.9-rc1~100^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=94c95cfbfe784eca5f4b96955e41bda1318605bc;p=pandora-kernel.git

powerpc: Avoid debug_smp_processor_id() check in SHARED_PROCESSOR

Use local_paca directly in macro SHARED_PROCESSOR, as all processors
have the same value for the field shared_proc, so we don't need care
racy here.

Reported-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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