On Thu, Jan 16, 2014 at 9:45 AM, Jason Low <jason.l...@hp.com> wrote:
>
> Any comments on the below change which unlocks the mutex before taking
> the lock->wait_lock to wake up a waiter? Thanks.
Hmm. Doesn't that mean that a new lock owner can come in *before*
you've called debug_mutex_unlock and the lockdep stuff, and get the
lock? And then debug_mutex_lock() will be called *before* the unlocker
called debug_mutex_unlock(), which I'm sure confuses things.
Linus
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