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    SubjectRe: [PATCH] vfs: fix race in rcu lookup of pruned dentry
    On Sun, Jul 17, 2011 at 3:00 PM, Linus Torvalds
    <torvalds@linux-foundation.org> wrote:
    >
    > The above (whitespace-damaged) patch may look trivial, but it is
    > *entirely* untested, and maybe my gut feel that the above is the right
    > way to solve the problem is just wrong.
    >
    > Al, any reactions? Hugh, does the above patch work for your
    > stress-test case? Or, indeed, at all?

    Hmm, it worked for my small test, including under memory pressure that
    was shrinking dentries. But my test is not the kind of stress-test
    that you clearly have, so that only means that it has not *really*
    obvious breakages.

    Linus


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