drm/i915: Account for space on the ring buffer consumed whilst wrapping.

Commit Message

Chris Wilson July 1, 2010, 4:53 p.m. UTC

None

Patch

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 4864edb..d910334 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -767,6 +767,7 @@  int intel_wrap_ring_buffer(struct drm_device *dev,
 		*virt++ = MI_NOOP;
 
 	ring->tail = 0;
+	ring->space = ring->head - 8;
 
 	return 0;
 }