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    SubjectRe: [PATCH] Remove bogus WARN_ON in futex_wait
    On Wed, 19 May 2004 13:43:40 +0300
    Muli Ben-Yehuda <mulix@mulix.org> wrote:

    > On Wed, May 19, 2004 at 12:23:50PM +0200, Andi Kleen wrote:
    > >
    > > futex_wait goes to an interruptible sleep, but does a WARN_ON later
    > > if it wakes up early. But waking up early is totally legal, since
    > > the sleep is interruptible and any signal can wake it up.
    >
    > That's not what the WARN_ON is saynig, unless I'm missing
    > something. It's checking if we were woken up early and there's no
    > signal pending for us.

    True. Anyways, it seems to happen in practice.

    -Andi
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