Commit 67e3c787 authored May 02, 2012 by Christian König Committed by Dave Airlie May 03, 2012

drm/radeon: unlock the ring mutex while waiting for the next fence



Fixing just another deadlock problem with gpu reset tests.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

parent 3368ff0c

drivers/gpu/drm/radeon/radeon_ring.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -346,7 +346,9 @@ int radeon_ring_alloc(struct radeon_device rdev, struct radeon_ring ring, unsi
		if (ndw < ring->ring_free_dw) {
		break;
		}
		mutex_unlock(&ring->mutex);
		r = radeon_fence_wait_next(rdev, radeon_ring_index(rdev, ring));
		mutex_lock(&ring->mutex);
		if (r)
		return r;
		}