drm: Push struct_mutex into ->master_destroy

Only two drivers implement this hook. vmwgfx (which doesn't need it
really) and legacy radeon (which since v1 has been nuked, yay).

v1: Rebase over radeon ums removal.

Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Alex Deucher <alexdeucher@gmail.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1461691808-12414-6-git-send-email-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2016-04-26 19:29:38 +02:00
parent ec1f52efc0
commit 0d787b143d

View file

@ -123,10 +123,10 @@ static void drm_master_destroy(struct kref *kref)
struct drm_device *dev = master->minor->dev;
struct drm_map_list *r_list, *list_temp;
mutex_lock(&dev->struct_mutex);
if (dev->driver->master_destroy)
dev->driver->master_destroy(dev, master);
mutex_lock(&dev->struct_mutex);
list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) {
if (r_list->master == master) {
drm_legacy_rmmap_locked(dev, r_list->map);