Am 22.01.2018 um 20:42 schrieb Lyude Paul:
Could you please make sure to add Cc: stable@xxxxxxxxxxxxxxx for this?
Sure, just pushed into our upstream branch.
Alex can you pick that up for your next drm-fixes pull request?
Sorry for the noise,
Christian.
This is
causing crashing of wayland sessions on Fedora so we should definitely get
this into stable.
Other then that:
Tested-by: Lyude Paul <lyude@xxxxxxxxxx>
Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
On Mon, 2018-01-22 at 20:32 +0100, Christian König wrote:
We need to set shared_count even if we already have a fence to wait for.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/dma-buf/reservation.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c
index 461afa9febd4..649c0cebf5b1 100644
--- a/drivers/dma-buf/reservation.c
+++ b/drivers/dma-buf/reservation.c
@@ -506,14 +506,14 @@ long reservation_object_wait_timeout_rcu(struct
reservation_object *obj,
fence = NULL;
}
- if (!fence && wait_all) {
+ if (wait_all) {
struct reservation_object_list *fobj =
rcu_dereference(obj-
fence);
if (fobj)
shared_count = fobj->shared_count;
- for (i = 0; i < shared_count; ++i) {
+ for (i = 0; !fence && i < shared_count; ++i) {
struct dma_fence *lfence = rcu_dereference(fobj-
shared[i]);
if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
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