SCMD_STATE_INFLIGHT
if (test_bit(SCMD_STATE_INFLIGHT, &cmd->state))
if (!test_bit(SCMD_STATE_INFLIGHT, &cmd->state))
WARN_ON_ONCE(!test_bit(SCMD_STATE_INFLIGHT, &scmd->state));
__set_bit(SCMD_STATE_INFLIGHT, &cmd->state);
bool in_flight = test_bit(SCMD_STATE_INFLIGHT, &cmd->state);
__set_bit(SCMD_STATE_INFLIGHT, &cmd->state);
__clear_bit(SCMD_STATE_INFLIGHT, &cmd->state);