QIF_BTIME_B
if (!test_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags) &&
__clear_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
if (!test_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags))
(1 << (DQ_LASTSET_B + QIF_BTIME_B)) |
set_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
#define QIF_BTIME (1 << QIF_BTIME_B)