WX_STATE_PTP_TX_IN_PROGRESS
!test_and_set_bit_lock(WX_STATE_PTP_TX_IN_PROGRESS,
clear_bit_unlock(WX_STATE_PTP_TX_IN_PROGRESS, wx->state);
if (unlikely(test_bit(WX_STATE_PTP_TX_IN_PROGRESS, wx->state)) &&
clear_bit_unlock(WX_STATE_PTP_TX_IN_PROGRESS, wx->state);
clear_bit_unlock(WX_STATE_PTP_TX_IN_PROGRESS, wx->state);
if (!test_bit(WX_STATE_PTP_TX_IN_PROGRESS, wx->state))