Re: [PATCH v3 2/8] dma-buf/fence-chain: use trace_dma_fence_sync_to

[Christian König]

Am 16.02.24 um 16:09 schrieb Pierre-Eric Pelloux-Prayer:

To inform tools about the relationship between the fences.

Signed-off-by: Pierre-Eric Pelloux-Prayer 


Reviewed-by: Christian König 


---
  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 
  
+#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;

[PATCH v3 2/8] dma-buf/fence-chain: use trace_dma_fence_sync_to

[Pierre-Eric Pelloux-Prayer]

To inform tools about the relationship between the fences.

Signed-off-by: Pierre-Eric Pelloux-Prayer 
---
 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 
 
+#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