From: Xishi Qiu <qiuxishi@huawei.com>
Date: Wed, 11 Sep 2013 21:21:45 +0000 (-0700)
Subject: mm: use zone_is_empty() instead of if(zone->spanned_pages)
X-Git-Tag: v3.12-rc1~52^2~222
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8080fc038e91265e1002df7cae805fc17bb772fc;p=pandora-kernel.git

mm: use zone_is_empty() instead of if(zone->spanned_pages)

Use "zone_is_empty()" instead of "if (zone->spanned_pages)".
Simplify the code, no functional change.

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Cc: Cody P Schafer <cody@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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