sync: dump sync state of fence errors
authorErik Gilling <konkers@android.com>
Thu, 11 Oct 2012 01:08:11 +0000 (18:08 -0700)
committer黄涛 <huangtao@rock-chips.com>
Fri, 22 Feb 2013 09:47:11 +0000 (17:47 +0800)
Change-Id: I297a43aadf83504993040ea875c7f22d988628f1
Signed-off-by: Erik Gilling <konkers@android.com>
drivers/base/sync.c

index c086f653f61574723a51dad9ab8e01cf0ad50e07..82c317ab28a347b74f7b6fedf5a871859e2517ef 100644 (file)
@@ -571,8 +571,11 @@ 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,