memcg: cleanup for_each_node_state()

We already have for_each_node(node) define in nodemask.h, better to use it.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Bob Liu 2012-01-12 17:19:04 -08:00 committed by Linus Torvalds
parent 38c5d72f3e
commit 3ed28fa108

View file

@ -565,7 +565,7 @@ static void mem_cgroup_remove_from_trees(struct mem_cgroup *memcg)
struct mem_cgroup_per_zone *mz;
struct mem_cgroup_tree_per_zone *mctz;
for_each_node_state(node, N_POSSIBLE) {
for_each_node(node) {
for (zone = 0; zone < MAX_NR_ZONES; zone++) {
mz = mem_cgroup_zoneinfo(memcg, node, zone);
mctz = soft_limit_tree_node_zone(node, zone);
@ -4818,7 +4818,7 @@ static void __mem_cgroup_free(struct mem_cgroup *memcg)
mem_cgroup_remove_from_trees(memcg);
free_css_id(&mem_cgroup_subsys, &memcg->css);
for_each_node_state(node, N_POSSIBLE)
for_each_node(node)
free_mem_cgroup_per_zone_info(memcg, node);
free_percpu(memcg->stat);
@ -4877,7 +4877,7 @@ static int mem_cgroup_soft_limit_tree_init(void)
struct mem_cgroup_tree_per_zone *rtpz;
int tmp, node, zone;
for_each_node_state(node, N_POSSIBLE) {
for_each_node(node) {
tmp = node;
if (!node_state(node, N_NORMAL_MEMORY))
tmp = -1;
@ -4896,7 +4896,7 @@ static int mem_cgroup_soft_limit_tree_init(void)
return 0;
err_cleanup:
for_each_node_state(node, N_POSSIBLE) {
for_each_node(node) {
if (!soft_limit_tree.rb_tree_per_node[node])
break;
kfree(soft_limit_tree.rb_tree_per_node[node]);
@ -4917,7 +4917,7 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
if (!memcg)
return ERR_PTR(error);
for_each_node_state(node, N_POSSIBLE)
for_each_node(node)
if (alloc_mem_cgroup_per_zone_info(memcg, node))
goto free_out;