diff options
Diffstat (limited to 'fs/bcachefs/subvolume.h')
| -rw-r--r-- | fs/bcachefs/subvolume.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/fs/bcachefs/subvolume.h b/fs/bcachefs/subvolume.h new file mode 100644 index 0000000000..a6f56f66e2 --- /dev/null +++ b/fs/bcachefs/subvolume.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_SUBVOLUME_H +#define _BCACHEFS_SUBVOLUME_H + +#include "darray.h" +#include "subvolume_types.h" + +enum bkey_invalid_flags; + +int bch2_check_subvols(struct bch_fs *); + +int bch2_subvolume_invalid(struct bch_fs *, struct bkey_s_c, + enum bkey_invalid_flags, struct printbuf *); +void bch2_subvolume_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); + +#define bch2_bkey_ops_subvolume ((struct bkey_ops) { \ + .key_invalid = bch2_subvolume_invalid, \ + .val_to_text = bch2_subvolume_to_text, \ + .min_val_size = 16, \ +}) + +int bch2_subvolume_get(struct btree_trans *, unsigned, + bool, int, struct bch_subvolume *); +int bch2_subvolume_get_snapshot(struct btree_trans *, u32, u32 *); + +int bch2_subvol_is_ro_trans(struct btree_trans *, u32); +int bch2_subvol_is_ro(struct bch_fs *, u32); + +int bch2_delete_dead_snapshots(struct bch_fs *); +void bch2_delete_dead_snapshots_async(struct bch_fs *); + +int bch2_subvolume_unlink(struct btree_trans *, u32); +int bch2_subvolume_create(struct btree_trans *, u64, u32, + u32 *, u32 *, bool); + +int bch2_fs_subvolumes_init(struct bch_fs *); + +#endif /* _BCACHEFS_SUBVOLUME_H */ |