From: Erik Gilling <konkers@xxxxxxxxxxx>
When we get a bad status, dump sync state
Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx>
Cc: Erik Gilling <konkers@xxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: Rob Clark <robclark@xxxxxxxxx>
Cc: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
Cc: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: Android Kernel Team <kernel-team@xxxxxxxxxxx>
Signed-off-by: Erik Gilling <konkers@xxxxxxxxxxx>
[jstultz: Added commit message]
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
drivers/staging/android/sync.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c
index 92cdfe8..36ffa20 100644
--- a/drivers/staging/android/sync.c
+++ b/drivers/staging/android/sync.c
@@ -572,8 +572,11 @@ int sync_fence_wait(struct sync_fence *fence, long timeout)
if (err < 0)
return err;
- if (fence->status < 0)
+ if (fence->status < 0) {
+ pr_info("fence error %d on [%p]\n", fence->status, fence);
+ sync_dump();
return fence->status;
+ }
if (fence->status == 0) {
pr_info("fence timeout on [%p] after %dms\n", fence,
--
1.7.10.4
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