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dma-buf/fence: add an lockdep_assert_held()

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Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1477339030-32657-1-git-send-email-robdclark@gmail.com
This commit is contained in:
Rob Clark 2016-10-24 15:57:10 -04:00 committed by Daniel Vetter
parent 714cf7ea50
commit 78010cd973
1 changed files with 2 additions and 0 deletions
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drivers/dma-buf/fence.c
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@ -68,6 +68,8 @@ int fence_signal_locked(struct fence *fence)
struct fence_cb *cur, *tmp;
int ret = 0;
lockdep_assert_held(fence->lock);
if (WARN_ON(!fence))
return -EINVAL;