From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Wed, 26 May 2010 21:43:36 +0000 (-0700)
Subject: cpuhotplug: do not need cpu_hotplug_begin() when CONFIG_HOTPLUG_CPU=n
X-Git-Tag: v2.6.35-rc1~138
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79a6cdeb7eb54e3d2d4bb9fc5f0231b057882a87;p=pandora-kernel.git

cpuhotplug: do not need cpu_hotplug_begin() when CONFIG_HOTPLUG_CPU=n

Since when CONFIG_HOTPLUG_CPU=n, get_online_cpus() do nothing, so we don't
need cpu_hotplug_begin() either.

This patch moves cpu_hotplug_begin()/cpu_hotplug_done() into the code
block of CONFIG_HOTPLUG_CPU=y.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Gautham R Shenoy <ego@in.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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