Documentation: memcg: future proof hierarchical statistics documentation
The hierarchical versions of per-memcg counters in memory.stat are all calculated the same way and are all named total_<counter>. Documenting the pattern is easier for maintenance than listing each counter twice. Signed-off-by:Johannes Weiner <hannes@cmpxchg.org> Acked-by:
Michal Hocko <mhocko@suse.cz> Acked-by:
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Acked-by:
Ying Han <yinghan@google.com> Randy Dunlap <rdunlap@xenotime.net> Acked-by:
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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