[thirdparty/kernel/stable.git] / fs / bcachefs / recovery.h

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

extern const char * const bch2_recovery_passes[];

/*
 * For when we need to rewind recovery passes and run a pass we skipped:
 */
static inline int bch2_run_explicit_recovery_pass(struct bch_fs *c,
						  enum bch_recovery_pass pass)
{
	if (c->recovery_passes_explicit & BIT_ULL(pass))
		return 0;

	bch_info(c, "running explicit recovery pass %s (%u), currently at %s (%u)",
		 bch2_recovery_passes[pass], pass,
		 bch2_recovery_passes[c->curr_recovery_pass], c->curr_recovery_pass);

	c->recovery_passes_explicit |= BIT_ULL(pass);

	if (c->curr_recovery_pass >= pass) {
		c->curr_recovery_pass = pass;
		c->recovery_passes_complete &= (1ULL << pass) >> 1;
		return -BCH_ERR_restart_recovery;
	} else {
		return 0;
	}
}

u64 bch2_fsck_recovery_passes(void);

int bch2_fs_recovery(struct bch_fs *);
int bch2_fs_initialize(struct bch_fs *);

#endif /* _BCACHEFS_RECOVERY_H */
Commit	Line	Data
1c6fdbd8 KO	1	/* SPDX-License-Identifier: GPL-2.0 */
	2	#ifndef _BCACHEFS_RECOVERY_H
	3	#define _BCACHEFS_RECOVERY_H
	4
ad52bac2 KO	5	extern const char * const bch2_recovery_passes[];
	6
	7	/*
	8	* For when we need to rewind recovery passes and run a pass we skipped:
	9	*/
	10	static inline int bch2_run_explicit_recovery_pass(struct bch_fs *c,
	11	enum bch_recovery_pass pass)
	12	{
e8c76927 KO	13	if (c->recovery_passes_explicit & BIT_ULL(pass))
	14	return 0;
	15
ad52bac2 KO	16	bch_info(c, "running explicit recovery pass %s (%u), currently at %s (%u)",
	17	bch2_recovery_passes[pass], pass,
	18	bch2_recovery_passes[c->curr_recovery_pass], c->curr_recovery_pass);
	19
	20	c->recovery_passes_explicit \|= BIT_ULL(pass);
	21
	22	if (c->curr_recovery_pass >= pass) {
	23	c->curr_recovery_pass = pass;
0ed4ca14	24	c->recovery_passes_complete &= (1ULL << pass) >> 1;
ad52bac2 KO	25	return -BCH_ERR_restart_recovery;
	26	} else {
	27	return 0;
	28	}
	29	}
	30
065bd335 KO	31	u64 bch2_fsck_recovery_passes(void);
065bd335 KO	32
1c6fdbd8 KO	33	int bch2_fs_recovery(struct bch_fs *);
	34	int bch2_fs_initialize(struct bch_fs *);
	35
	36	#endif /* _BCACHEFS_RECOVERY_H */