[PATCH v3 1/6] memcg: fix error code in hugetlb_force_memcg_empty()
STALE5209d
REVIEWED: 1 (0M)
From: KAMEZAWA Hiroyuki <hidden>
Date: 2012-05-11 09:47:23
Also in:
linux-mm, lkml
Subsystem:
hugetlb subsystem, memory management, the rest · Maintainers:
Muchun Song, Oscar Salvador, Andrew Morton, Linus Torvalds
1 review trailer.
The conditions are handled as -EBUSY, _now_. Reviewed-by: Aneesh Kumar K.V <redacted> Signed-off-by: KAMEZAWA Hiroyuki <redacted> --- mm/hugetlb.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 1d3c8ea9..824f07b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c@@ -1922,8 +1922,11 @@ int hugetlb_force_memcg_empty(struct cgroup *cgroup) int ret = 0, idx = 0; do { - if (cgroup_task_count(cgroup) || !list_empty(&cgroup->children)) + if (cgroup_task_count(cgroup) + || !list_empty(&cgroup->children)) { + ret = -EBUSY; goto out; + } /* * If the task doing the cgroup_rmdir got a signal * we don't really need to loop till the hugetlb resource
--
1.7.4.1
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