linux/fs/bcachefs/journal_reclaim.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_JOURNAL_RECLAIM_H
#define _BCACHEFS_JOURNAL_RECLAIM_H

#define JOURNAL_PIN …

static inline void journal_reclaim_kick(struct journal *j)
{ … }

unsigned bch2_journal_dev_buckets_available(struct journal *,
					    struct journal_device *,
					    enum journal_space_from);
void bch2_journal_set_watermark(struct journal *);
void bch2_journal_space_available(struct journal *);

static inline bool journal_pin_active(struct journal_entry_pin *pin)
{ … }

static inline struct journal_entry_pin_list *
journal_seq_pin(struct journal *j, u64 seq)
{ … }

void bch2_journal_reclaim_fast(struct journal *);
bool __bch2_journal_pin_put(struct journal *, u64);
void bch2_journal_pin_put(struct journal *, u64);
void bch2_journal_pin_drop(struct journal *, struct journal_entry_pin *);

void bch2_journal_pin_set(struct journal *, u64, struct journal_entry_pin *,
			  journal_pin_flush_fn);

static inline void bch2_journal_pin_add(struct journal *j, u64 seq,
					struct journal_entry_pin *pin,
					journal_pin_flush_fn flush_fn)
{ … }

void bch2_journal_pin_copy(struct journal *,
			   struct journal_entry_pin *,
			   struct journal_entry_pin *,
			   journal_pin_flush_fn);

static inline void bch2_journal_pin_update(struct journal *j, u64 seq,
					   struct journal_entry_pin *pin,
					   journal_pin_flush_fn flush_fn)
{ … }

void bch2_journal_pin_flush(struct journal *, struct journal_entry_pin *);

void bch2_journal_do_discards(struct journal *);
int bch2_journal_reclaim(struct journal *);

void bch2_journal_reclaim_stop(struct journal *);
int bch2_journal_reclaim_start(struct journal *);

bool bch2_journal_flush_pins(struct journal *, u64);

static inline bool bch2_journal_flush_all_pins(struct journal *j)
{ … }

int bch2_journal_flush_device_pins(struct journal *, int);

#endif /* _BCACHEFS_JOURNAL_RECLAIM_H */