diff options
Diffstat (limited to 'kern/mutex.c')
| -rw-r--r-- | kern/mutex.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/kern/mutex.c b/kern/mutex.c index b193aedb..353d94a7 100644 --- a/kern/mutex.c +++ b/kern/mutex.c @@ -28,9 +28,10 @@ void mutex_lock_slow(struct mutex *mutex) { struct sleepq *sleepq; + unsigned long flags; unsigned int state; - sleepq = sleepq_lend(mutex, false); + sleepq = sleepq_lend(mutex, false, &flags); for (;;) { state = atomic_swap_uint(&mutex->state, MUTEX_CONTENDED); @@ -47,15 +48,16 @@ mutex_lock_slow(struct mutex *mutex) assert(state == MUTEX_CONTENDED); } - sleepq_return(sleepq); + sleepq_return(sleepq, flags); } void mutex_unlock_slow(struct mutex *mutex) { struct sleepq *sleepq; + unsigned long flags; - sleepq = sleepq_acquire(mutex, false); + sleepq = sleepq_acquire(mutex, false, &flags); if (sleepq == NULL) { return; @@ -63,7 +65,7 @@ mutex_unlock_slow(struct mutex *mutex) sleepq_signal(sleepq); - sleepq_release(sleepq); + sleepq_release(sleepq, flags); } #endif /* X15_MUTEX_PI */ |