UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/qxl: Use unlocked gem unreferencing 

For drm_gem_object_unreference callers are required to hold
dev->struct_mutex, which these paths don't. Enforcing this requirement
has become a bit more strict with

commit ef4c6270bf
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Thu Oct 15 09:36:25 2015 +0200

    drm/gem: Check locking in drm_gem_object_unreference

Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1459330852-27668-4-git-send-email-daniel.vetter@ffwll.ch
Link: http://patchwork.freedesktop.org/patch/msgid/1459330852-27668-5-git-send-email-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2016-03-30 11:40:42 +02:00
parent 5bb682c446
commit 068149ad22
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/qxl/qxl_fb.c
View File

@ -443,11 +443,11 @@ out_unref:
}
}
if (fb && ret) {
drm_gem_object_unreference(gobj);
drm_gem_object_unreference_unlocked(gobj);
drm_framebuffer_cleanup(fb);
kfree(fb);
}
drm_gem_object_unreference(gobj);
drm_gem_object_unreference_unlocked(gobj);
return ret;
}