diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r-- | drivers/gpu/drm/drm_gem.c | 39 |
1 files changed, 10 insertions, 29 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index bf92d07510d..5663d271906 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -148,7 +148,7 @@ int drm_gem_object_init(struct drm_device *dev, return -ENOMEM; kref_init(&obj->refcount); - kref_init(&obj->handlecount); + atomic_set(&obj->handle_count, 0); obj->size = size; atomic_inc(&dev->object_count); @@ -462,28 +462,6 @@ drm_gem_object_free(struct kref *kref) } EXPORT_SYMBOL(drm_gem_object_free); -/** - * Called after the last reference to the object has been lost. - * Must be called without holding struct_mutex - * - * Frees the object - */ -void -drm_gem_object_free_unlocked(struct kref *kref) -{ - struct drm_gem_object *obj = (struct drm_gem_object *) kref; - struct drm_device *dev = obj->dev; - - if (dev->driver->gem_free_object_unlocked != NULL) - dev->driver->gem_free_object_unlocked(obj); - else if (dev->driver->gem_free_object != NULL) { - mutex_lock(&dev->struct_mutex); - dev->driver->gem_free_object(obj); - mutex_unlock(&dev->struct_mutex); - } -} -EXPORT_SYMBOL(drm_gem_object_free_unlocked); - static void drm_gem_object_ref_bug(struct kref *list_kref) { BUG(); @@ -496,12 +474,8 @@ static void drm_gem_object_ref_bug(struct kref *list_kref) * called before drm_gem_object_free or we'll be touching * freed memory */ -void -drm_gem_object_handle_free(struct kref *kref) +void drm_gem_object_handle_free(struct drm_gem_object *obj) { - struct drm_gem_object *obj = container_of(kref, - struct drm_gem_object, - handlecount); struct drm_device *dev = obj->dev; /* Remove any name for this object */ @@ -528,6 +502,10 @@ void drm_gem_vm_open(struct vm_area_struct *vma) struct drm_gem_object *obj = vma->vm_private_data; drm_gem_object_reference(obj); + + mutex_lock(&obj->dev->struct_mutex); + drm_vm_open_locked(vma); + mutex_unlock(&obj->dev->struct_mutex); } EXPORT_SYMBOL(drm_gem_vm_open); @@ -535,7 +513,10 @@ void drm_gem_vm_close(struct vm_area_struct *vma) { struct drm_gem_object *obj = vma->vm_private_data; - drm_gem_object_unreference_unlocked(obj); + mutex_lock(&obj->dev->struct_mutex); + drm_vm_close_locked(vma); + drm_gem_object_unreference(obj); + mutex_unlock(&obj->dev->struct_mutex); } EXPORT_SYMBOL(drm_gem_vm_close); |