This commit fixes the issue that the caller event passed to EFI_NVM_EXPRESS_PASS_THRU_PROTOCOL.PassThru() will not be signaled for NVME Admin commands. Cc: Feng Tian <feng.tian@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Feng Tian <feng.tian@intel.com>