On Wed, Oct 04, 2017 at 04:46:34PM +0100, Roman Gushchin wrote: > Implement mem_cgroup_scan_tasks() functionality for the root > memory cgroup to use this function for looking for a OOM victim > task in the root memory cgroup by the cgroup-ware OOM killer. > > The root memory cgroup is treated as a leaf cgroup, so only tasks > which are directly belonging to the root cgroup are iterated over. > > This patch doesn't introduce any functional change as > mem_cgroup_scan_tasks() is never called for the root memcg. > This is preparatory work for the cgroup-aware OOM killer, > which will use this function to iterate over tasks belonging > to the root memcg. > > Signed-off-by: Roman Gushchin <[email protected]> > Acked-by: Michal Hocko <[email protected]> > Cc: Vladimir Davydov <[email protected]> > Cc: Johannes Weiner <[email protected]> > Cc: Tetsuo Handa <[email protected]> > Cc: David Rientjes <[email protected]> > Cc: Andrew Morton <[email protected]> > Cc: Tejun Heo <[email protected]> > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > Cc: [email protected]
Acked-by: Johannes Weiner <[email protected]>
