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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _BCACHEFS_SUPER_H3#define _BCACHEFS_SUPER_H4 5#include "extents.h"6 7#include "bcachefs_ioctl.h"8 9#include <linux/math64.h>10 11extern const char * const bch2_fs_flag_strs[];12 13struct bch_fs *bch2_dev_to_fs(dev_t);14struct bch_fs *bch2_uuid_to_fs(__uuid_t);15 16bool bch2_dev_state_allowed(struct bch_fs *, struct bch_dev *,17 enum bch_member_state, int);18int __bch2_dev_set_state(struct bch_fs *, struct bch_dev *,19 enum bch_member_state, int);20int bch2_dev_set_state(struct bch_fs *, struct bch_dev *,21 enum bch_member_state, int);22 23int bch2_dev_fail(struct bch_dev *, int);24int bch2_dev_remove(struct bch_fs *, struct bch_dev *, int);25int bch2_dev_add(struct bch_fs *, const char *);26int bch2_dev_online(struct bch_fs *, const char *);27int bch2_dev_offline(struct bch_fs *, struct bch_dev *, int);28int bch2_dev_resize(struct bch_fs *, struct bch_dev *, u64);29struct bch_dev *bch2_dev_lookup(struct bch_fs *, const char *);30 31bool bch2_fs_emergency_read_only(struct bch_fs *);32void bch2_fs_read_only(struct bch_fs *);33 34int bch2_fs_read_write(struct bch_fs *);35int bch2_fs_read_write_early(struct bch_fs *);36 37/*38 * Only for use in the recovery/fsck path:39 */40static inline void bch2_fs_lazy_rw(struct bch_fs *c)41{42 if (!test_bit(BCH_FS_rw, &c->flags) &&43 !test_bit(BCH_FS_was_rw, &c->flags))44 bch2_fs_read_write_early(c);45}46 47void __bch2_fs_stop(struct bch_fs *);48void bch2_fs_free(struct bch_fs *);49void bch2_fs_stop(struct bch_fs *);50 51int bch2_fs_start(struct bch_fs *);52struct bch_fs *bch2_fs_open(char * const *, unsigned, struct bch_opts);53 54#endif /* _BCACHEFS_SUPER_H */55