On Tue, 2015-01-06 at 10:29 +0000, Chris Wilson wrote: > Currently if DEBUG_MUTEXES is enabled, the mutex->owner field is only > cleared iff debug_locks is active. This exposes a race to other users of > the field where the mutex->owner may be still set to a stale value, > potentially upsetting mutex_spin_on_owner() among others. > > References: https://bugs.freedesktop.org/show_bug.cgi?id=87955 > Signed-off-by: Chris Wilson <[email protected]> > Cc: Peter Zijlstra <[email protected]> > Cc: Ingo Molnar <[email protected]> > Cc: Daniel Vetter <[email protected]>
Acked-by: Davidlohr Bueso <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
