From e8ed10dc5a05b7cd08ec588ff4c9e336fea2062e Mon Sep 17 00:00:00 2001
From: Steve Cohen <cohens@codeaurora.org>
Date: Wed, 29 Jul 2020 01:35:52 -0400
Subject: drm: re-add deleted doc for drm_gem_open_ioctl
Git-commit: a9e10b169e65f0f7061233ebe843a4b4f488dbae
Patch-mainline: v5.9-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322

Add back the removed documentation for drm_gem_open_ioctl.
This patch is submitted in response to [1].

[1] https://lore.kernel.org/linux-arm-msm/20200728085244.GY6419@phenom.ffwll.local/

Signed-off-by: Steve Cohen <cohens@codeaurora.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1596000952-27621-1-git-send-email-cohens@codeaurora.org
Signed-off-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 d4e7c8370565..19d73868490e 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -879,6 +879,9 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
  * @file_priv: drm file-private structure
  *
  * Open an object using the global name, returning a handle and the size.
+ *
+ * This handle (of course) holds a reference to the object, so the object
+ * will not go away until the handle is deleted.
  */
 int
 drm_gem_open_ioctl(struct drm_device *dev, void *data,
-- 
2.29.2