qxl: add ring prep code for s/r

This prepare the ring code for s/r additions, the release ring will need
reinitialising.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2013-07-04 14:58:45 +10:00
commit 1e209117db
2 changed files with 9 additions and 2 deletions