drm/xe: Trace xe_bo_validate

zengshanjun · rodrigovivi · commit a16e1551dc57 · 2024-12-06T09:40:00.000-05:00
Add a tracepoint for xe_bo_validate function. I found this is useful during debug issues. Signed-off-by: Oak Zeng <oak.zeng@intel.com> Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241203022140.1919922-1-oak.zeng@intel.com Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
@@ -2027,6 +2027,7 @@ int xe_bo_validate(struct xe_bo *bo, struct xe_vm *vm, bool allow_res_evict)
 		ctx.resv = xe_vm_resv(vm);
 	}
 
+	trace_xe_bo_validate(bo);
 	return ttm_bo_validate(&bo->ttm, &bo->placement, &ctx);
 }
 
diff --git a/drivers/gpu/drm/xe/xe_trace_bo.h b/drivers/gpu/drm/xe/xe_trace_bo.h
@@ -48,6 +48,11 @@ DEFINE_EVENT(xe_bo, xe_bo_cpu_fault,
 	     TP_ARGS(bo)
 );
 
+DEFINE_EVENT(xe_bo, xe_bo_validate,
+	     TP_PROTO(struct xe_bo *bo),
+	     TP_ARGS(bo)
+);
+
 TRACE_EVENT(xe_bo_move,
 	    TP_PROTO(struct xe_bo *bo, uint32_t new_placement, uint32_t old_placement,
 		     bool move_lacks_source),

Original file line number	Diff line number	Diff line change
`@@ -2027,6 +2027,7 @@ int xe_bo_validate(struct xe_bo bo, struct xe_vm vm, bool allow_res_evict)`
`2027`	`2027`	`ctx.resv = xe_vm_resv(vm);`
`2028`	`2028`	`}`
`2029`	`2029`
	`2030`	`+ trace_xe_bo_validate(bo);`
`2030`	`2031`	`return ttm_bo_validate(&bo->ttm, &bo->placement, &ctx);`
`2031`	`2032`	`}`
`2032`	`2033`