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linux/fs/bcachefs/super.h

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bcachefs: Initial commit Initially forked from drivers/md/bcache, bcachefs is a new copy-on-write filesystem with every feature you could possibly want. Website: https://bcachefs.org Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2017-03-17 06:18:50 +00:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_SUPER_H
#define _BCACHEFS_SUPER_H
#include "extents.h"
#include "bcachefs_ioctl.h"
#include <linux/math64.h>
bcachefs: convert bch_fs_flags to x-macro Now we can print out filesystem flags in sysfs, useful for debugging various "what's my filesystem doing" issues. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2023-11-26 22:05:02 +00:00
extern const char * const bch2_fs_flag_strs[];
bcachefs: Initial commit Initially forked from drivers/md/bcache, bcachefs is a new copy-on-write filesystem with every feature you could possibly want. Website: https://bcachefs.org Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2017-03-17 06:18:50 +00:00
struct bch_fs *bch2_dev_to_fs(dev_t);
struct bch_fs *bch2_uuid_to_fs(__uuid_t);
bool bch2_dev_state_allowed(struct bch_fs *, struct bch_dev *,
enum bch_member_state, int);
int __bch2_dev_set_state(struct bch_fs *, struct bch_dev *,
enum bch_member_state, int);
int bch2_dev_set_state(struct bch_fs *, struct bch_dev *,
enum bch_member_state, int);
int bch2_dev_fail(struct bch_dev *, int);
int bch2_dev_remove(struct bch_fs *, struct bch_dev *, int);
int bch2_dev_add(struct bch_fs *, const char *);
int bch2_dev_online(struct bch_fs *, const char *);
int bch2_dev_offline(struct bch_fs *, struct bch_dev *, int);
int bch2_dev_resize(struct bch_fs *, struct bch_dev *, u64);
struct bch_dev *bch2_dev_lookup(struct bch_fs *, const char *);
bool bch2_fs_emergency_read_only(struct bch_fs *);
void bch2_fs_read_only(struct bch_fs *);
bcachefs: Go rw lazily Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2019-03-22 02:19:57 +00:00
int bch2_fs_read_write(struct bch_fs *);
int bch2_fs_read_write_early(struct bch_fs *);
bcachefs: Initial commit Initially forked from drivers/md/bcache, bcachefs is a new copy-on-write filesystem with every feature you could possibly want. Website: https://bcachefs.org Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2017-03-17 06:18:50 +00:00
bcachefs: Make sure to go rw if lazy in fsck The paths where we delete or truncate inodes don't pass commit flags for BTREE_INSERT_LAZY_RW, so just go rw if necessary in the fsck code. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2020-08-24 19:16:32 +00:00
/*
* Only for use in the recovery/fsck path:
*/
static inline void bch2_fs_lazy_rw(struct bch_fs *c)
{
bcachefs: convert bch_fs_flags to x-macro Now we can print out filesystem flags in sysfs, useful for debugging various "what's my filesystem doing" issues. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2023-11-26 22:05:02 +00:00
if (!test_bit(BCH_FS_rw, &c->flags) &&
!test_bit(BCH_FS_was_rw, &c->flags))
bcachefs: Make sure to go rw if lazy in fsck The paths where we delete or truncate inodes don't pass commit flags for BTREE_INSERT_LAZY_RW, so just go rw if necessary in the fsck code. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2020-08-24 19:16:32 +00:00
bch2_fs_read_write_early(c);
}
bcachefs: Fix unmount path There was a long standing race in the mount/unmount code - the VFS intends for mount/unmount synchronizatino to be handled by the list of superblocks, but we were still holding devices open after tearing down our superblock in the unmount path. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2020-09-08 22:30:32 +00:00
void __bch2_fs_stop(struct bch_fs *);
void bch2_fs_free(struct bch_fs *);
bcachefs: Initial commit Initially forked from drivers/md/bcache, bcachefs is a new copy-on-write filesystem with every feature you could possibly want. Website: https://bcachefs.org Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2017-03-17 06:18:50 +00:00
void bch2_fs_stop(struct bch_fs *);
bcachefs: some improvements to startup messages and options Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2019-04-17 22:21:19 +00:00
int bch2_fs_start(struct bch_fs *);
bcachefs: Initial commit Initially forked from drivers/md/bcache, bcachefs is a new copy-on-write filesystem with every feature you could possibly want. Website: https://bcachefs.org Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2017-03-17 06:18:50 +00:00
struct bch_fs *bch2_fs_open(char * const *, unsigned, struct bch_opts);
#endif /* _BCACHEFS_SUPER_H */
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