[PATCH v3 2/8] dma-buf/fence-chain: use trace_dma_fence_sync_to
From: Pierre-Eric Pelloux-Prayer <hidden>
Date: 2024-02-16 15:11:34
Also in:
amd-gfx, dri-devel, linux-media
Subsystem:
dma buffer sharing framework, sync file framework, the rest · Maintainers:
Sumit Semwal, Christian König, Linus Torvalds
To inform tools about the relationship between the fences. Signed-off-by: Pierre-Eric Pelloux-Prayer <redacted> --- drivers/dma-buf/dma-fence-chain.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/dma-buf/dma-fence-chain.c b/drivers/dma-buf/dma-fence-chain.c
index 9663ba1bb6ac..3435078c45b7 100644
--- a/drivers/dma-buf/dma-fence-chain.c
+++ b/drivers/dma-buf/dma-fence-chain.c@@ -9,6 +9,8 @@ #include <linux/dma-fence-chain.h> +#include "trace/events/dma_fence.h" + static bool dma_fence_chain_enable_signaling(struct dma_fence *fence); /**
@@ -251,6 +253,8 @@ void dma_fence_chain_init(struct dma_fence_chain *chain, chain->fence = fence; chain->prev_seqno = 0; + trace_dma_fence_used_as_dependency(fence, __func__); + /* Try to reuse the context of the previous chain node. */ if (prev_chain && __dma_fence_is_later(seqno, prev->seqno, prev->ops)) { context = prev->context;
--
2.40.1