drm/vmwgfx: Fix an overlay lockdep error

Fix a circular locking dependency between
struct vmw_overlay::mutex and
struct vmw_private::reservation_sem

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Thomas Hellstrom 2015-06-25 12:00:39 -07:00
commit ee511a835a