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    SubjectRe: Important for fs devs: rcu-walk merged upstream
    On Sat, Jan 08, 2011 at 01:54:47PM +1100, Nick Piggin wrote:
    > The rcu-walk stuff can be more tricky for your filesystem
    > to take advantage of.
    > If you supply a .d_revalidate, .permission, or .check_acl,
    > then path walking is going to be slow and unscalable for
    > you.

    Do you mean "as slow and unscalable as it has always been" or
    "even slower now"? A quick look suggests the former, but I wanted to be



    "But all my words come back to me
    In shades of mediocrity.
    Like emptiness in harmony
    I need someone to comfort me."

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