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| author | Luca Barbieri <luca@luca-barbieri.com> | 2010-02-09 05:49:12 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-02-11 14:22:34 +1000 |
| commit | bc9025bdc4e2b591734cca17697093845007b63d (patch) | |
| tree | a115cc34ee9650d94df7eb9d166ba98eb9d674a7 /drivers/gpu/drm/drm_gem.c | |
| parent | c3ae90c099bb62387507e86da7cf799850444b08 (diff) | |
| download | op-kernel-dev-bc9025bdc4e2b591734cca17697093845007b63d.zip op-kernel-dev-bc9025bdc4e2b591734cca17697093845007b63d.tar.gz | |
Use drm_gem_object_[handle_]unreference_unlocked where possible
Mostly obvious simplifications.
The i915 pread/pwrite ioctls, intel_overlay_put_image and
nouveau_gem_new were incorrectly using the locked versions
without locking: this is also fixed in this patch.
Signed-off-by: Luca Barbieri <luca@luca-barbieri.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 4018b3b..aa89d4b 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -192,9 +192,7 @@ drm_gem_handle_delete(struct drm_file *filp, u32 handle) idr_remove(&filp->object_idr, handle); spin_unlock(&filp->table_lock); - mutex_lock(&dev->struct_mutex); - drm_gem_object_handle_unreference(obj); - mutex_unlock(&dev->struct_mutex); + drm_gem_object_handle_unreference_unlocked(obj); return 0; } @@ -325,9 +323,7 @@ again: } err: - mutex_lock(&dev->struct_mutex); - drm_gem_object_unreference(obj); - mutex_unlock(&dev->struct_mutex); + drm_gem_object_unreference_unlocked(obj); return ret; } @@ -358,9 +354,7 @@ drm_gem_open_ioctl(struct drm_device *dev, void *data, return -ENOENT; ret = drm_gem_handle_create(file_priv, obj, &handle); - mutex_lock(&dev->struct_mutex); - drm_gem_object_unreference(obj); - mutex_unlock(&dev->struct_mutex); + drm_gem_object_unreference_unlocked(obj); if (ret) return ret; @@ -390,7 +384,7 @@ drm_gem_object_release_handle(int id, void *ptr, void *data) { struct drm_gem_object *obj = ptr; - drm_gem_object_handle_unreference(obj); + drm_gem_object_handle_unreference_unlocked(obj); return 0; } @@ -403,12 +397,10 @@ drm_gem_object_release_handle(int id, void *ptr, void *data) void drm_gem_release(struct drm_device *dev, struct drm_file *file_private) { - mutex_lock(&dev->struct_mutex); idr_for_each(&file_private->object_idr, &drm_gem_object_release_handle, NULL); idr_destroy(&file_private->object_idr); - mutex_unlock(&dev->struct_mutex); } static void @@ -516,11 +508,8 @@ EXPORT_SYMBOL(drm_gem_vm_open); void drm_gem_vm_close(struct vm_area_struct *vma) { struct drm_gem_object *obj = vma->vm_private_data; - struct drm_device *dev = obj->dev; - mutex_lock(&dev->struct_mutex); - drm_gem_object_unreference(obj); - mutex_unlock(&dev->struct_mutex); + drm_gem_object_unreference_unlocked(obj); } EXPORT_SYMBOL(drm_gem_vm_close); |
