memory cgroup enhancements: fix zone handling in try_to_free_mem_cgroup_page
memory cgroup enhancements: fix zone handling in try_to_free_mem_cgroup_page

Because NODE_DATA(node)->node_zonelists[] is guaranteed to contain all
necessary zones, it is not necessary to use for_each_online_node.

And this for_each_online_node() makes reclaim routine start always
from node 0. This is not good. This patch makes reclaim start from
caller's node and just use usual (default) zonelist order.

[5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org: fix warning]
Signed-off-by: KAMEZAWA Hiroyuki <634f508bd7c47cf0ee4126243675c3e598920fbc@jp.fujitsu.com>
Cc: Balbir Singh <65a1aed538f36fed73d8c45e9ddfc585ce9f4abf@linux.vnet.ibm.com>
Cc: Pavel Emelianov <c9a32589e048e044184536f7ac71ef92fe82df3e@openvz.org>
Cc: Paul Menage <a4e32ff3ad614f63c49bddfcf4b7598c6857b687@google.com>
Cc: Peter Zijlstra <645ca7d3a8d3d4f60557176cd361ea8351edc32b@chello.nl>
Cc: "Eric W. Biederman" <8a741aa8cbd77ebc4a56ddb528ce9fd15d42f034@xmission.com>
Cc: Nick Piggin <3db79564e4bc2ada42ade8dfd09b5548e4fe6cdf@yahoo.com.au>
Cc: Kirill Korotaev <34c6fceca75e456f25e7e99531e2425c6c1de443@sw.ru>
Cc: Herbert Poetzl <ef65de1c7be0aa837fe7b25ba9a7739905af6a55@13thfloor.at>
Cc: David Rientjes <d8cd2994e15bc61ddb2b113030bda55eebc3a0fe@google.com>
Cc: Vaidyanathan Srinivasan <c012decff9dffda4c10860ab2ba9eb53320d90bc@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Signed-off-by: Linus Torvalds <69652caca27c8b940640ad396ab71f93cacec34f@linux-foundation.org>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs