Am 30.01.2015 um 06:38 schrieb Ilija Hadzic:
radeon_copy_dma and radeon_copy_blit must be called with
a valid reservation object. Otherwise a crash will be provoked.
We borrow the object from destination BO.
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Ilija Hadzic <ihadzic@xxxxxxxxxxxxxxxxxxxxxx>
Ah, yes stumbled over that as well but didn't had time to make a patch
for it. So thanks a lot for taking care.
Both patches are Reviewed-by: Christian König <christian.koenig@xxxxxxx>
Regards,
Christian.
---
drivers/gpu/drm/radeon/radeon_benchmark.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c
index 9e7f23d..87d5fb2 100644
--- a/drivers/gpu/drm/radeon/radeon_benchmark.c
+++ b/drivers/gpu/drm/radeon/radeon_benchmark.c
@@ -34,7 +34,8 @@
static int radeon_benchmark_do_move(struct radeon_device *rdev, unsigned size,
uint64_t saddr, uint64_t daddr,
- int flag, int n)
+ int flag, int n,
+ struct reservation_object *resv)
{
unsigned long start_jiffies;
unsigned long end_jiffies;
@@ -47,12 +48,12 @@ static int radeon_benchmark_do_move(struct radeon_device *rdev, unsigned size,
case RADEON_BENCHMARK_COPY_DMA:
fence = radeon_copy_dma(rdev, saddr, daddr,
size / RADEON_GPU_PAGE_SIZE,
- NULL);
+ resv);
break;
case RADEON_BENCHMARK_COPY_BLIT:
fence = radeon_copy_blit(rdev, saddr, daddr,
size / RADEON_GPU_PAGE_SIZE,
- NULL);
+ resv);
break;
default:
DRM_ERROR("Unknown copy method\n");
@@ -120,7 +121,8 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size,
if (rdev->asic->copy.dma) {
time = radeon_benchmark_do_move(rdev, size, saddr, daddr,
- RADEON_BENCHMARK_COPY_DMA, n);
+ RADEON_BENCHMARK_COPY_DMA, n,
+ dobj->tbo.resv);
if (time < 0)
goto out_cleanup;
if (time > 0)
@@ -130,7 +132,8 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size,
if (rdev->asic->copy.blit) {
time = radeon_benchmark_do_move(rdev, size, saddr, daddr,
- RADEON_BENCHMARK_COPY_BLIT, n);
+ RADEON_BENCHMARK_COPY_BLIT, n,
+ dobj->tbo.resv);
if (time < 0)
goto out_cleanup;
if (time > 0)
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