mm/memcg: replace inexistence move_lock_page_cgroup() by move_lock_mem_cgroup() in comment
Signed-off-by: Wanpeng Li <liwp.linux@gmail.com> 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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@ -1898,7 +1898,7 @@ again:
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return;
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return;
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/*
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/*
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* If this memory cgroup is not under account moving, we don't
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* If this memory cgroup is not under account moving, we don't
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* need to take move_lock_page_cgroup(). Because we already hold
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* need to take move_lock_mem_cgroup(). Because we already hold
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* rcu_read_lock(), any calls to move_account will be delayed until
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* rcu_read_lock(), any calls to move_account will be delayed until
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* rcu_read_unlock() if mem_cgroup_stolen() == true.
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* rcu_read_unlock() if mem_cgroup_stolen() == true.
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*/
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*/
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@ -1920,7 +1920,7 @@ void __mem_cgroup_end_update_page_stat(struct page *page, unsigned long *flags)
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/*
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/*
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* It's guaranteed that pc->mem_cgroup never changes while
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* It's guaranteed that pc->mem_cgroup never changes while
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* lock is held because a routine modifies pc->mem_cgroup
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* lock is held because a routine modifies pc->mem_cgroup
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* should take move_lock_page_cgroup().
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* should take move_lock_mem_cgroup().
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*/
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*/
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move_unlock_mem_cgroup(pc->mem_cgroup, flags);
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move_unlock_mem_cgroup(pc->mem_cgroup, flags);
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}
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}
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