On 13/11/2025 14:51, Christian König wrote:
The driver and timeline name are meaningless for signaled fences.
Drop them and also print the context number.
v2: avoid the calls when the BO is already signaled. v3: use same format as trace points for context and seqno.
Signed-off-by: Christian König christian.koenig@amd.com
drivers/dma-buf/dma-fence.c | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-)
diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c index c5d1478b28dd..b4f5c8635276 100644 --- a/drivers/dma-buf/dma-fence.c +++ b/drivers/dma-buf/dma-fence.c @@ -997,19 +997,21 @@ EXPORT_SYMBOL(dma_fence_set_deadline); */ void dma_fence_describe(struct dma_fence *fence, struct seq_file *seq) {
- const char __rcu *timeline;
- const char __rcu *driver;
- const char __rcu *timeline = "";
- const char __rcu *driver = "";
- const char *signaled = "";
rcu_read_lock();
- timeline = dma_fence_timeline_name(fence);
- driver = dma_fence_driver_name(fence);
- if (!dma_fence_is_signaled(fence)) {
timeline = dma_fence_timeline_name(fence);driver = dma_fence_driver_name(fence);signaled = "un";- }
- seq_printf(seq, "%s %s seq %llu %ssignalled\n",
rcu_dereference(driver),rcu_dereference(timeline),fence->seqno,dma_fence_is_signaled(fence) ? "" : "un");
- seq_printf(seq, "%llu:%llu %s %s %ssignalled\n",
fence->context, fence->seqno, timeline, driver,signaled);rcu_read_unlock(); }
I thought I r-b-ed this one but apparently not.
Reviewed-by: Tvrtko Ursulin tvrtko.ursulin@igalia.com
Regards,
Tvrtko