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Merge branch 'for-4.5-ancestor-test' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup into for-4.5

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Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Tejun Heo 2015-12-07 17:24:10 -05:00
commit 177493987c
5 changed files with 140 additions and 28 deletions
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14
include/linux/cgroup-defs.h
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@ -224,6 +224,14 @@ struct cgroup {
*/
int id;
/*
* The depth this cgroup is at. The root is at depth zero and each
* step down the hierarchy increments the level. This along with
* ancestor_ids[] can determine whether a given cgroup is a
* descendant of another without traversing the hierarchy.
*/
int level;
/*
* Each non-empty css_set associated with this cgroup contributes
* one to populated_cnt. All children with non-zero popuplated_cnt
@ -279,6 +287,9 @@ struct cgroup {
/* used to schedule release agent */
struct work_struct release_agent_work;
/* ids of the ancestors at each level including self */
int ancestor_ids[];
};
/*
@ -298,6 +309,9 @@ struct cgroup_root {
/* The root cgroup. Root is destroyed on its release. */
struct cgroup cgrp;
/* for cgrp->ancestor_ids[0] */
int cgrp_ancestor_id_storage;
/* Number of cgroups in the hierarchy, used only for /proc/cgroups */
atomic_t nr_cgrps;