From: Christian König <deathsimple@xxxxxxxxxxx>
Fixing just another deadlock problem with gpu reset tests.
Signed-off-by: Christian König <deathsimple@xxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_ring.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index d7245db..bb5715a 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -275,7 +275,9 @@ 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;
}
--
1.7.7.6
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