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    SubjectRe: deferring __fput()
    On Sat, Jun 23, 2012 at 10:38:00PM +0200, Oleg Nesterov wrote:

    > > Matter of fact, it would become identical to struct rcu_head
    > > after that...
    >
    > This is not clear to me... Why this is good?

    Occam's Razor.

    > I understand that sizeof(task_work) == sizeof(rcu_head) would be
    > nice, probably you meant just this?

    More than that - the callback type is also the same (pointer to such
    struct -> void). IOW, they both look like two instances of the
    same thing ("list of callbacks"), differing only in what and
    when does calling.


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