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authorWaiman Long <longman@redhat.com>2020-10-14 02:52:52 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-14 04:38:30 +0300
commit8d387a5f172f26ff8c76096d5876b881dec6b7ce (patch)
treedc9826a812183e50957132e408e270c466f5b0f0 /include/linux/memcontrol.h
parentf9f84ec56f7e370cc6fc478b7d09fbf41de970ea (diff)
downloadlinux-8d387a5f172f26ff8c76096d5876b881dec6b7ce.tar.xz
mm/memcg: simplify mem_cgroup_get_max()
mem_cgroup_get_max() used to get memory+swap max from both the v1 memsw and v2 memory+swap page counters & return the maximum of these 2 values. This is redundant and it is more efficient to just get either the v1 or the v2 values depending on which one is currently in use. [longman@redhat.com: v4] Link: https://lkml.kernel.org/r/20200914150928.7841-1-longman@redhat.com Signed-off-by: Waiman Long <longman@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Shakeel Butt <shakeelb@google.com> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Chris Down <chris@chrisdown.name> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Roman Gushchin <guro@fb.com> Cc: Tejun Heo <tj@kernel.org> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Cc: Yafang Shao <laoar.shao@gmail.com> Link: https://lkml.kernel.org/r/20200914024452.19167-3-longman@redhat.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/memcontrol.h')
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