George Wang <xuw2015@xxxxxxxxx> wrote:
> + do {
> + prepare_to_wait(wq, &q->wait, mode);
> + val = q->key.flags;
> + if (atomic_read(val) == 0)
> + ret = (*action)(val);
> + } while (!ret && atomic_read(val) != 0);
This isn't what's in the upstream kernel now. See commit
42577ca8c3616baaafdd8f167b2e1fb959026081.
David
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