On Wed, 2014-05-07 at 09:48 -0400, Steven Rostedt wrote:
> On Wed, 07 May 2014 09:54:07 +0200
> Mike Galbraith <umgwanakikbuti@xxxxxxxxx> wrote:
>
> >
> > rt-rw-lockdep-annotations.patch missed an rwlock_acquire_read()
> >
> > Signed-off-by: Mike Galbraith <umgwanakikbuti@xxxxxxxxx>
> > ---
> > kernel/locking/rt.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > --- a/kernel/locking/rt.c
> > +++ b/kernel/locking/rt.c
> > @@ -244,13 +244,12 @@ void __lockfunc rt_read_lock(rwlock_t *r
> > {
> > struct rt_mutex *lock = &rwlock->lock;
> >
> > -
> > /*
> > * recursive read locks succeed when current owns the lock
> > */
> > if (rt_mutex_owner(lock) != current) {
> > migrate_disable();
> > - rwlock_acquire_read(&rwlock->dep_map, 0, 0, _RET_IP_);
> > + rwlock_acquire(&rwlock->dep_map, 0, 0, _RET_IP_);
> > __rt_spin_lock(lock);
>
> This looks like it reverse applies?
Nope, I thought Thomas's whacked the one he did on purpose.
-Mike
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