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staging: sync: Dump sync state on fence errors

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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: 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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Erik Gilling 2013-02-28 16:43:17 -08:00 committed by Greg Kroah-Hartman
parent 1d5db2ce93
commit 7560645406
1 changed files with 4 additions and 1 deletions
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5
drivers/staging/android/sync.c
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@ -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,