From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Stultz Subject: [PATCH 21/30] staging: sync: Dump sync state on fence errors Date: Thu, 28 Feb 2013 16:43:17 -0800 Message-ID: <1362098606-26469-22-git-send-email-john.stultz@linaro.org> References: <1362098606-26469-1-git-send-email-john.stultz@linaro.org> Return-path: In-Reply-To: <1362098606-26469-1-git-send-email-john.stultz@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: lkml Cc: Erik Gilling , Maarten Lankhorst , Daniel Vetter , Rob Clark , Sumit Semwal , Greg KH , dri-devel@lists.freedesktop.org, Android Kernel Team , John Stultz List-Id: dri-devel@lists.freedesktop.org From: Erik Gilling When we get a bad status, dump sync state Cc: Maarten Lankhorst Cc: Erik Gilling Cc: Daniel Vetter Cc: Rob Clark Cc: Sumit Semwal Cc: Greg KH Cc: dri-devel@lists.freedesktop.org Cc: Android Kernel Team Signed-off-by: Erik Gilling [jstultz: Added commit message] Signed-off-by: John Stultz --- 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