diff options
Diffstat (limited to 'fs/bcachefs/clock.h')
| -rw-r--r-- | fs/bcachefs/clock.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/bcachefs/clock.h b/fs/bcachefs/clock.h new file mode 100644 index 000000000000..82c79c8baf92 --- /dev/null +++ b/fs/bcachefs/clock.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_CLOCK_H +#define _BCACHEFS_CLOCK_H + +void bch2_io_timer_add(struct io_clock *, struct io_timer *); +void bch2_io_timer_del(struct io_clock *, struct io_timer *); +void bch2_kthread_io_clock_wait(struct io_clock *, u64, unsigned long); + +void __bch2_increment_clock(struct io_clock *, u64); + +static inline void bch2_increment_clock(struct bch_fs *c, u64 sectors, + int rw) +{ + struct io_clock *clock = &c->io_clock[rw]; + + if (unlikely(this_cpu_add_return(*clock->pcpu_buf, sectors) >= + IO_CLOCK_PCPU_SECTORS)) + __bch2_increment_clock(clock, this_cpu_xchg(*clock->pcpu_buf, 0)); +} + +void bch2_io_clock_schedule_timeout(struct io_clock *, u64); + +void bch2_io_timers_to_text(struct printbuf *, struct io_clock *); + +void bch2_io_clock_exit(struct io_clock *); +int bch2_io_clock_init(struct io_clock *); + +#endif /* _BCACHEFS_CLOCK_H */ |