diff options
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 18 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_info.c | 4 | ||||
| -rw-r--r-- | include/drm/drmP.h | 2 |
3 files changed, 12 insertions, 12 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 52548fd34b15..adb9eda4fa1a 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -93,7 +93,7 @@ drm_gem_init(struct drm_device *dev) { struct drm_gem_mm *mm; - spin_lock_init(&dev->object_name_lock); + mutex_init(&dev->object_name_lock); idr_init(&dev->object_name_idr); mm = kzalloc(sizeof(struct drm_gem_mm), GFP_KERNEL); @@ -243,10 +243,10 @@ drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj) * checked for a name */ - spin_lock(&obj->dev->object_name_lock); + mutex_lock(&obj->dev->object_name_lock); if (--obj->handle_count == 0) drm_gem_object_handle_free(obj); - spin_unlock(&obj->dev->object_name_lock); + mutex_unlock(&obj->dev->object_name_lock); drm_gem_object_unreference_unlocked(obj); } @@ -324,16 +324,16 @@ drm_gem_handle_create(struct drm_file *file_priv, * Get the user-visible handle using idr. Preload and perform * allocation under our spinlock. */ + mutex_lock(&dev->object_name_lock); idr_preload(GFP_KERNEL); - spin_lock(&dev->object_name_lock); spin_lock(&file_priv->table_lock); ret = idr_alloc(&file_priv->object_idr, obj, 1, 0, GFP_NOWAIT); drm_gem_object_reference(obj); obj->handle_count++; spin_unlock(&file_priv->table_lock); - spin_unlock(&dev->object_name_lock); idr_preload_end(); + mutex_unlock(&dev->object_name_lock); if (ret < 0) { drm_gem_object_handle_unreference_unlocked(obj); return ret; @@ -578,8 +578,8 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data, if (obj == NULL) return -ENOENT; + mutex_lock(&dev->object_name_lock); idr_preload(GFP_KERNEL); - spin_lock(&dev->object_name_lock); /* prevent races with concurrent gem_close. */ if (obj->handle_count == 0) { ret = -ENOENT; @@ -601,8 +601,8 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data, ret = 0; err: - spin_unlock(&dev->object_name_lock); idr_preload_end(); + mutex_unlock(&dev->object_name_lock); drm_gem_object_unreference_unlocked(obj); return ret; } @@ -625,11 +625,11 @@ drm_gem_open_ioctl(struct drm_device *dev, void *data, if (!(dev->driver->driver_features & DRIVER_GEM)) return -ENODEV; - spin_lock(&dev->object_name_lock); + mutex_lock(&dev->object_name_lock); obj = idr_find(&dev->object_name_idr, (int) args->name); if (obj) drm_gem_object_reference(obj); - spin_unlock(&dev->object_name_lock); + mutex_unlock(&dev->object_name_lock); if (!obj) return -ENOENT; diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c index 5351e811c421..53298320080b 100644 --- a/drivers/gpu/drm/drm_info.c +++ b/drivers/gpu/drm/drm_info.c @@ -219,9 +219,9 @@ int drm_gem_name_info(struct seq_file *m, void *data) seq_printf(m, " name size handles refcount\n"); - spin_lock(&dev->object_name_lock); + mutex_lock(&dev->object_name_lock); idr_for_each(&dev->object_name_idr, drm_gem_one_name_info, m); - spin_unlock(&dev->object_name_lock); + mutex_unlock(&dev->object_name_lock); return 0; } diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 7782dbbbe126..bf058470a0fd 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1196,7 +1196,7 @@ struct drm_device { /** \name GEM information */ /*@{ */ - spinlock_t object_name_lock; + struct mutex object_name_lock; struct idr object_name_idr; /*@} */ int switch_power_state; |