diff options
Diffstat (limited to 'kernel/futex.c')
| -rw-r--r-- | kernel/futex.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index a14b7ef90e5c..95cdc11c89f8 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -874,7 +874,9 @@ static void free_pi_state(struct futex_pi_state *pi_state) * and has cleaned up the pi_state already */ if (pi_state->owner) { + raw_spin_lock_irq(&pi_state->pi_mutex.wait_lock); pi_state_update_owner(pi_state, NULL); + raw_spin_unlock_irq(&pi_state->pi_mutex.wait_lock); rt_mutex_proxy_unlock(&pi_state->pi_mutex); } @@ -1406,7 +1408,7 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this, if (pi_state->owner != current) return -EINVAL; - raw_spin_lock(&pi_state->pi_mutex.wait_lock); + raw_spin_lock_irq(&pi_state->pi_mutex.wait_lock); new_owner = rt_mutex_next_owner(&pi_state->pi_mutex); /* |