accelerate

0348b70c - using `spawn` instead of `fork` for XPU device (#3884)

using `spawn` instead of `fork` for XPU device (#3884) * using `spawn` instead of `fork` for XPU device Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * update code Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * remove comment Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> --------- Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com>