[Intel-gfx] [PATCH 14/15] drm/gem: Tiny kernel clarification for drm_gem_fence_array_add

Daniel Vetter
2021-06-22T16:55:58Z

Spotted while trying to convert panfrost to these.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
drivers/gpu/drm/drm_gem.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ba2e64ed8b47..68deb1de8235 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -1302,6 +1302,9 @@ EXPORT_SYMBOL(drm_gem_unlock_reservations);
* @fence_array: array of dma_fence * for the job to block on.
* @fence: the dma_fence to add to the list of dependencies.
*
+ * This functions consumes the reference for @fence both on success and error
+ * cases.
+ *
* Returns:
* 0 on success, or an error on failing to expand the array.
*/
--
2.32.0.rc2