xref: /linux/fs/bcachefs/recovery.h (revision cff9c565e65f3622e8dc1dcc21c1520a083dff35)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _BCACHEFS_RECOVERY_H
3 #define _BCACHEFS_RECOVERY_H
4 
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 {
13 	if (c->recovery_passes_explicit & BIT_ULL(pass))
14 		return 0;
15 
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;
24 		c->recovery_passes_complete &= (1ULL << pass) >> 1;
25 		return -BCH_ERR_restart_recovery;
26 	} else {
27 		return 0;
28 	}
29 }
30 
31 u64 bch2_fsck_recovery_passes(void);
32 
33 int bch2_fs_recovery(struct bch_fs *);
34 int bch2_fs_initialize(struct bch_fs *);
35 
36 #endif /* _BCACHEFS_RECOVERY_H */
37