/* 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); #define bch2_kthread_wait_event_ioclock_timeout(condition, clock, timeout)\ ({ \ long __ret = timeout; \ might_sleep(); \ if (!___wait_cond_timeout(condition)) \ __ret = __wait_event_timeout(wq, condition, timeout); \ __ret; \ }) 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 */