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    SubjectRe: [PATCH 1/6] atomic page_cgroup flags
    * KAMEZAWA Hiroyuki <> [2008-10-01 16:55:13]:

    > This patch makes page_cgroup->flags to be atomic_ops and define
    > functions (and macros) to access it.
    > Before trying to modify memory resource controller, this atomic operation
    > on flags is necessary. Most of flags in this patch is for LRU and modfied
    > under mz->lru_lock but we'll add another flags which is not for LRU soon.
    > (lock_page_cgroup() will use LOCK bit on page_cgroup->flags)
    > So we use atomic version here.

    Seems quite straightforward

    Acked-by: Balbir Singh <>


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