From ce4562a70ec41ad16cb4f9d9550be1552a40c443 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Tue, 22 Jun 2021 18:55:10 +0200
Subject: drm/gem: Tiny kernel clarification for drm_gem_fence_array_add
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Git-commit: d7fdae59910990fb427f3df7898b423bab78f92a
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Spotted while trying to convert panfrost to these.

Reviewed-by: Christian König <christian.koenig@amd.com>
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>
Link: https://patchwork.freedesktop.org/patch/msgid/20210622165511.3169559-15-daniel.vetter@ffwll.ch
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 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.
  */
-- 
2.38.1