drm: i915: Only return EBUSY after we've established we need to schedule a new swap.

Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
=?utf-8?q?Michel_D=C3=A4nzer?= 2006-10-25 00:10:59 +10:00 committed by airlied
commit 21fa60ed4e