drm/amdgpu: add synchronization among waves in the same threadgroup
It is possible that the previous waves have exited before others are created, so the other waves maybe reuse pyhsical resouces left by previous ones. Therefore add barrier instruction to synchronize waves within the same threadgroup. Signed-off-by: Dennis Li <Dennis.Li@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Showing
Please register or sign in to comment