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| author | Tejun Heo <tj@kernel.org> | 2016-03-08 16:51:25 (GMT) |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-03-08 16:51:25 (GMT) |
| commit | 58cdb1ceb15aab7b34719ad225ff023775d774e7 (patch) | |
| tree | 82d1e2ab77163416f6eb63d2b642e88b6ad63143 /kernel | |
| parent | 6cc578df40bd60b791725e4451bc01f8c80abd8b (diff) | |
| download | linux-58cdb1ceb15aab7b34719ad225ff023775d774e7.tar.xz | |
cgroup: fix incorrect destination cgroup in cgroup_update_dfl_csses()
cgroup_update_dfl_csses() should move each task in the subtree to
self; however, it was incorrectly calling cgroup_migrate_add_src()
with the root of the subtree as @dst_cgrp. Fortunately,
cgroup_migrate_add_src() currently uses @dst_cgrp only to determine
the hierarchy and the bug doesn't cause any actual breakages. Fix it.
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cgroup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index c63fce0..50879aa 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -2901,7 +2901,7 @@ static int cgroup_update_dfl_csses(struct cgroup *cgrp) struct cgrp_cset_link *link; list_for_each_entry(link, &dsct->cset_links, cset_link) - cgroup_migrate_add_src(link->cset, cgrp, + cgroup_migrate_add_src(link->cset, dsct, &preloaded_csets); } spin_unlock_bh(&css_set_lock); |