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authorTejun Heo <tj@kernel.org>2013-08-08 20:11:26 -0400
committerTejun Heo <tj@kernel.org>2013-08-08 20:11:26 -0400
commit0942eeeef68f9493c1bcb1a52baf612b73fcf9fb (patch)
treed4cbfc6cf3bce4850669fa976ecc00acf01163e4 /mm/memcontrol.c
parentd515876e9d951d8cf7fc7c90db2967664bdc89ee (diff)
cgroup: rename cgroup_iter to cgroup_task_iter
cgroup now has multiple iterators and it's quite confusing to have something which walks over tasks of a single cgroup named cgroup_iter. Let's rename it to cgroup_task_iter. While at it, reformat / update comments and replace the overview comment above the interface function decls with proper function comments. Such overview can be useful but function comments should be more than enough here. This is pure rename and doesn't introduce any functional changes. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Li Zefan <lizefan@huawei.com> Acked-by: Michal Hocko <mhocko@suse.cz> Cc: Matt Helsley <matthltc@us.ibm.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Balbir Singh <bsingharora@gmail.com>
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r--mm/memcontrol.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 2285319e23a9..00b055dd1d3d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1800,11 +1800,11 @@ static void mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,
totalpages = mem_cgroup_get_limit(memcg) >> PAGE_SHIFT ? : 1;
for_each_mem_cgroup_tree(iter, memcg) {
struct cgroup *cgroup = iter->css.cgroup;
- struct cgroup_iter it;
+ struct cgroup_task_iter it;
struct task_struct *task;
- cgroup_iter_start(cgroup, &it);
- while ((task = cgroup_iter_next(cgroup, &it))) {
+ cgroup_task_iter_start(cgroup, &it);
+ while ((task = cgroup_task_iter_next(cgroup, &it))) {
switch (oom_scan_process_thread(task, totalpages, NULL,
false)) {
case OOM_SCAN_SELECT:
@@ -1817,7 +1817,7 @@ static void mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,
case OOM_SCAN_CONTINUE:
continue;
case OOM_SCAN_ABORT:
- cgroup_iter_end(cgroup, &it);
+ cgroup_task_iter_end(cgroup, &it);
mem_cgroup_iter_break(memcg, iter);
if (chosen)
put_task_struct(chosen);
@@ -1834,7 +1834,7 @@ static void mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,
get_task_struct(chosen);
}
}
- cgroup_iter_end(cgroup, &it);
+ cgroup_task_iter_end(cgroup, &it);
}
if (!chosen)