From 7af4c0932437f97938eef67e553c8d211f9edf33 Mon Sep 17 00:00:00 2001
From: Jesper Juhl <jj@chaosbits.net>
Date: Sat, 30 Oct 2010 15:56:54 +0200
Subject: [PATCH] percpu: zero memory more efficiently in
 mm/percpu.c::pcpu_mem_alloc()

Don't do vmalloc() + memset() when vzalloc() will do.

tj: dropped unnecessary temp variable ptr.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Tejun Heo <tj@kernel.org>
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