From 9f0fc191371843c4fc000a226b0a26b6c059aacd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:40:19 +0200 Subject: Merging upstream version 6.7.7. Signed-off-by: Daniel Baumann --- fs/bcachefs/clock.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 fs/bcachefs/clock.h (limited to 'fs/bcachefs/clock.h') diff --git a/fs/bcachefs/clock.h b/fs/bcachefs/clock.h new file mode 100644 index 000000000..70a0f7436 --- /dev/null +++ b/fs/bcachefs/clock.h @@ -0,0 +1,38 @@ +/* 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 *, unsigned long, + unsigned long); + +void __bch2_increment_clock(struct io_clock *, unsigned); + +static inline void bch2_increment_clock(struct bch_fs *c, unsigned 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 *, unsigned long); + +#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 */ -- cgit v1.2.3