QEDF_STAG_IN_PROGRESS
if (test_bit(QEDF_STAG_IN_PROGRESS, &qedf->flags)) {
set_bit(QEDF_STAG_IN_PROGRESS, &qedf->flags);
clear_bit(QEDF_STAG_IN_PROGRESS, &qedf->flags);
clear_bit(QEDF_STAG_IN_PROGRESS, &qedf->flags);
clear_bit(QEDF_STAG_IN_PROGRESS, &qedf->flags);