From: Erik Gilling konkers@android.com
When we get a bad status, dump sync state
Cc: Maarten Lankhorst maarten.lankhorst@canonical.com Cc: Erik Gilling konkers@android.com Cc: Daniel Vetter daniel.vetter@ffwll.ch Cc: Rob Clark robclark@gmail.com Cc: Sumit Semwal sumit.semwal@linaro.org Cc: Greg KH gregkh@linuxfoundation.org Cc: dri-devel@lists.freedesktop.org Cc: Android Kernel Team kernel-team@android.com Signed-off-by: Erik Gilling konkers@android.com [jstultz: Added commit message] Signed-off-by: John Stultz john.stultz@linaro.org --- 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,