diff options
Diffstat (limited to 'libbcachefs/bcachefs.h')
| -rw-r--r-- | libbcachefs/bcachefs.h | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/libbcachefs/bcachefs.h b/libbcachefs/bcachefs.h index f2d2c7b..24aa2cc 100644 --- a/libbcachefs/bcachefs.h +++ b/libbcachefs/bcachefs.h @@ -605,11 +605,13 @@ struct bch_fs { u64 time_base_lo; u32 time_base_hi; - u32 time_precision; + unsigned time_units_per_sec; + unsigned nsec_per_time_unit; u64 features; u64 compat; } sb; + struct bch_sb_handle disk_sb; unsigned short block_bits; /* ilog2(block_size) */ @@ -873,19 +875,22 @@ static inline unsigned block_bytes(const struct bch_fs *c) return c->opts.block_size << 9; } -static inline struct timespec64 bch2_time_to_timespec(struct bch_fs *c, u64 time) +static inline struct timespec64 bch2_time_to_timespec(struct bch_fs *c, s64 time) { - return ns_to_timespec64(time * c->sb.time_precision + c->sb.time_base_lo); + struct timespec64 t; + s32 rem; + + time += c->sb.time_base_lo; + + t.tv_sec = div_s64_rem(time, c->sb.time_units_per_sec, &rem); + t.tv_nsec = rem * c->sb.nsec_per_time_unit; + return t; } static inline s64 timespec_to_bch2_time(struct bch_fs *c, struct timespec64 ts) { - s64 ns = timespec64_to_ns(&ts) - c->sb.time_base_lo; - - if (c->sb.time_precision == 1) - return ns; - - return div_s64(ns, c->sb.time_precision); + return (ts.tv_sec * c->sb.time_units_per_sec + + (int) ts.tv_nsec / c->sb.nsec_per_time_unit) - c->sb.time_base_lo; } static inline s64 bch2_current_time(struct bch_fs *c) |