memcg: __mem_cgroup_free: remove stale disarm_static_keys comment
cpuset code stopped using cgroup_lock in favor of cpuset_mutex long ago. Signed-off-by: Vladimir Davydov <vdavydov@parallels.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -4724,17 +4724,6 @@ static void __mem_cgroup_free(struct mem_cgroup *memcg)
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free_percpu(memcg->stat);
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/*
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* We need to make sure that (at least for now), the jump label
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* destruction code runs outside of the cgroup lock. This is because
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* get_online_cpus(), which is called from the static_branch update,
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* can't be called inside the cgroup_lock. cpusets are the ones
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* enforcing this dependency, so if they ever change, we might as well.
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*
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* schedule_work() will guarantee this happens. Be careful if you need
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* to move this code around, and make sure it is outside
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* the cgroup_lock.
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*/
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disarm_static_keys(memcg);
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kfree(memcg);
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}
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