| /* 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_check_subvol_children(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); |
| int bch2_subvolume_trigger(struct btree_trans *, enum btree_id, unsigned, |
| struct bkey_s_c, struct bkey_s, unsigned); |
| |
| #define bch2_bkey_ops_subvolume ((struct bkey_ops) { \ |
| .key_invalid = bch2_subvolume_invalid, \ |
| .val_to_text = bch2_subvolume_to_text, \ |
| .trigger = bch2_subvolume_trigger, \ |
| .min_val_size = 16, \ |
| }) |
| |
| int bch2_subvol_has_children(struct btree_trans *, u32); |
| 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 *, u32 *, bool); |
| |
| int bch2_initialize_subvolumes(struct bch_fs *); |
| int bch2_fs_upgrade_for_subvolumes(struct bch_fs *); |
| |
| int bch2_fs_subvolumes_init(struct bch_fs *); |
| |
| #endif /* _BCACHEFS_SUBVOLUME_H */ |
