Messages in this thread | | | Date | Tue, 17 Nov 2015 23:54:54 +0100 (CET) | From | Jan Engelhardt <> | Subject | Re: [PATCH 1/5] cgroup: record ancestor IDs and reimplement cgroup_is_descendant() using it |
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On Tuesday 2015-11-17 20:40, Tejun Heo wrote: >+static inline bool cgroup_is_descendant(struct cgroup *cgrp, >+ struct cgroup *ancestor)
(const struct group *cgrp, const struct group *ancestor)
>+{ >+ if (cgrp->root != ancestor->root || cgrp->level < ancestor->level) >+ return false; >+ return cgrp->ancestor_ids[ancestor->level] == ancestor->id; >+}
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