fs/bcachefs/btree_gc_types.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34

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

#include <linux/generic-radix-tree.h>

#define GC_PHASES()		\
	x(not_running)		\
	x(start)		\
	x(sb)			\
	x(btree)

enum gc_phase {
#define x(n)	GC_PHASE_##n,
	GC_PHASES()
#undef x
};

struct gc_pos {
	enum gc_phase		phase:8;
	enum btree_id		btree:8;
	u16			level;
	struct bpos		pos;
};

struct reflink_gc {
	u64		offset;
	u32		size;
	u32		refcount;
};

typedef GENRADIX(struct reflink_gc) reflink_gc_table;

#endif /* _BCACHEFS_BTREE_GC_TYPES_H */