[Intel-gfx] [PATCH] dma-fence: Don't BUG_ON when not absolutely needed
Daniel Vetter
daniel.vetter at ffwll.ch
Thu Jul 20 12:51:07 UTC 2017
It makes debugging a massive pain.
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
Cc: Sumit Semwal <sumit.semwal at linaro.org>
Cc: Gustavo Padovan <gustavo at padovan.org>
Cc: linux-media at vger.kernel.org
Cc: linaro-mm-sig at lists.linaro.org
---
drivers/dma-buf/dma-fence.c | 4 ++--
include/linux/dma-fence.h | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index 56e0a0e1b600..9a302799040e 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/drivers/dma-buf/dma-fence.c
@@ -48,7 +48,7 @@ static atomic64_t dma_fence_context_counter = ATOMIC64_INIT(0);
*/
u64 dma_fence_context_alloc(unsigned num)
{
- BUG_ON(!num);
+ WARN_ON(!num);
return atomic64_add_return(num, &dma_fence_context_counter) - num;
}
EXPORT_SYMBOL(dma_fence_context_alloc);
@@ -172,7 +172,7 @@ void dma_fence_release(struct kref *kref)
trace_dma_fence_destroy(fence);
- BUG_ON(!list_empty(&fence->cb_list));
+ WARN_ON(!list_empty(&fence->cb_list));
if (fence->ops->release)
fence->ops->release(fence);
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h
index 9342cf0dada4..171895072435 100644
--- a/include/linux/dma-fence.h
+++ b/include/linux/dma-fence.h
@@ -431,8 +431,8 @@ int dma_fence_get_status(struct dma_fence *fence);
static inline void dma_fence_set_error(struct dma_fence *fence,
int error)
{
- BUG_ON(test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags));
- BUG_ON(error >= 0 || error < -MAX_ERRNO);
+ WARN_ON(test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags));
+ WARN_ON(error >= 0 || error < -MAX_ERRNO);
fence->error = error;
}
--
2.13.2
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