From: Li Zhong <zhong@linux.vnet.ibm.com>
Date: Wed, 17 Oct 2012 21:30:13 +0000 (+0000)
Subject: powerpc: Fix a lazy irq related WARING in arch_local_irq_restore()
X-Git-Tag: v3.9-rc1~100^2~101
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fb9125680d0e7c23eae7c6000acc91ea26acab9c;p=pandora-kernel.git

powerpc: Fix a lazy irq related WARING in arch_local_irq_restore()

The pseries CPU hotplug code uses cede_processor without properly
synchronizing the SW and HW interrupt enable state. This fixes
it using the same helpers that were written for the idle code.

Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>

=======================
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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