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authorTejun Heo <tj@kernel.org>2012-11-05 09:16:59 -0800
committerTejun Heo <tj@kernel.org>2012-11-05 09:16:59 -0800
commitbcf6de1b9129531215d26dd9af8331e84973bc52 (patch)
tree0666760423e4579a50a7752568036a13e0cfa9d5 /mm/hugetlb_cgroup.c
parent9d093cb10eb482adfba6ddc71a0969b78823ee8b (diff)
downloadlinux-bcf6de1b9129531215d26dd9af8331e84973bc52.tar.gz
cgroup: make ->pre_destroy() return void
All ->pre_destory() implementations return 0 now, which is the only allowed return value. Make it return void. Signed-off-by: Tejun Heo <tj@kernel.org> Reviewed-by: Michal Hocko <mhocko@suse.cz> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Li Zefan <lizefan@huawei.com> Cc: Balbir Singh <bsingharora@gmail.com> Cc: Vivek Goyal <vgoyal@redhat.com>
Diffstat (limited to 'mm/hugetlb_cgroup.c')
-rw-r--r--mm/hugetlb_cgroup.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c
index dc595c6b1f5..0d3a1a31773 100644
--- a/mm/hugetlb_cgroup.c
+++ b/mm/hugetlb_cgroup.c
@@ -155,7 +155,7 @@ out:
* Force the hugetlb cgroup to empty the hugetlb resources by moving them to
* the parent cgroup.
*/
-static int hugetlb_cgroup_pre_destroy(struct cgroup *cgroup)
+static void hugetlb_cgroup_pre_destroy(struct cgroup *cgroup)
{
struct hstate *h;
struct page *page;
@@ -172,8 +172,6 @@ static int hugetlb_cgroup_pre_destroy(struct cgroup *cgroup)
}
cond_resched();
} while (hugetlb_cgroup_have_usage(cgroup));
-
- return 0;
}
int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages,