[PATCH libdrm 1/4] amdgpu: add bo from user memory to handle table

Junwei Zhang Jerry.Zhang at amd.com
Tue Aug 7 07:26:57 UTC 2018


When create bo from user memory, add it to handle table
for future query.

Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>
---
 amdgpu/amdgpu_bo.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/amdgpu/amdgpu_bo.c b/amdgpu/amdgpu_bo.c
index 422c7c9..b24e698 100644
--- a/amdgpu/amdgpu_bo.c
+++ b/amdgpu/amdgpu_bo.c
@@ -556,7 +556,16 @@ int amdgpu_create_bo_from_user_mem(amdgpu_device_handle dev,
 	bo->alloc_size = size;
 	bo->handle = args.handle;
 
-	*buf_handle = bo;
+	pthread_mutex_lock(&bo->dev->bo_table_mutex);
+	r = handle_table_insert(&bo->dev->bo_handles, bo->handle, bo);
+	pthread_mutex_unlock(&bo->dev->bo_table_mutex);
+
+	pthread_mutex_init(&bo->cpu_access_mutex, NULL);
+
+	if (r)
+		amdgpu_bo_free(bo);
+	else
+		*buf_handle = bo;
 
 	return r;
 }
-- 
1.9.1



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