diff options
Diffstat (limited to 'sys/dev/drm2/ttm/ttm_lock.c')
| -rw-r--r-- | sys/dev/drm2/ttm/ttm_lock.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/dev/drm2/ttm/ttm_lock.c b/sys/dev/drm2/ttm/ttm_lock.c index 8ec3041..ae06565 100644 --- a/sys/dev/drm2/ttm/ttm_lock.c +++ b/sys/dev/drm2/ttm/ttm_lock.c @@ -107,6 +107,8 @@ ttm_read_lock(struct ttm_lock *lock, bool interruptible) mtx_lock(&lock->lock); while (!__ttm_read_lock(lock)) { ret = msleep(lock, &lock->lock, flags, wmsg, 0); + if (ret == EINTR) + ret = ERESTARTSYS; if (ret != 0) break; } @@ -151,6 +153,8 @@ int ttm_read_trylock(struct ttm_lock *lock, bool interruptible) mtx_lock(&lock->lock); while (!__ttm_read_trylock(lock, &locked)) { ret = msleep(lock, &lock->lock, flags, wmsg, 0); + if (ret == EINTR) + ret = ERESTARTSYS; if (ret != 0) break; } @@ -204,6 +208,8 @@ ttm_write_lock(struct ttm_lock *lock, bool interruptible) /* XXXKIB: linux uses __ttm_read_lock for uninterruptible sleeps */ while (!__ttm_write_lock(lock)) { ret = msleep(lock, &lock->lock, flags, wmsg, 0); + if (ret == EINTR) + ret = ERESTARTSYS; if (interruptible && ret != 0) { lock->flags &= ~TTM_WRITE_LOCK_PENDING; wakeup(lock); @@ -280,6 +286,8 @@ int ttm_vt_lock(struct ttm_lock *lock, mtx_lock(&lock->lock); while (!__ttm_vt_lock(lock)) { ret = msleep(lock, &lock->lock, flags, wmsg, 0); + if (ret == EINTR) + ret = ERESTARTSYS; if (interruptible && ret != 0) { lock->flags &= ~TTM_VT_LOCK_PENDING; wakeup(lock); |
