| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _BCACHEFS_REFLINK_H |
| #define _BCACHEFS_REFLINK_H |
| |
| enum bch_validate_flags; |
| |
| int bch2_reflink_p_invalid(struct bch_fs *, struct bkey_s_c, |
| enum bch_validate_flags, struct printbuf *); |
| void bch2_reflink_p_to_text(struct printbuf *, struct bch_fs *, |
| struct bkey_s_c); |
| bool bch2_reflink_p_merge(struct bch_fs *, struct bkey_s, struct bkey_s_c); |
| int bch2_trigger_reflink_p(struct btree_trans *, enum btree_id, unsigned, |
| struct bkey_s_c, struct bkey_s, |
| enum btree_iter_update_trigger_flags); |
| |
| #define bch2_bkey_ops_reflink_p ((struct bkey_ops) { \ |
| .key_invalid = bch2_reflink_p_invalid, \ |
| .val_to_text = bch2_reflink_p_to_text, \ |
| .key_merge = bch2_reflink_p_merge, \ |
| .trigger = bch2_trigger_reflink_p, \ |
| .min_val_size = 16, \ |
| }) |
| |
| int bch2_reflink_v_invalid(struct bch_fs *, struct bkey_s_c, |
| enum bch_validate_flags, struct printbuf *); |
| void bch2_reflink_v_to_text(struct printbuf *, struct bch_fs *, |
| struct bkey_s_c); |
| int bch2_trigger_reflink_v(struct btree_trans *, enum btree_id, unsigned, |
| struct bkey_s_c, struct bkey_s, |
| enum btree_iter_update_trigger_flags); |
| |
| #define bch2_bkey_ops_reflink_v ((struct bkey_ops) { \ |
| .key_invalid = bch2_reflink_v_invalid, \ |
| .val_to_text = bch2_reflink_v_to_text, \ |
| .swab = bch2_ptr_swab, \ |
| .trigger = bch2_trigger_reflink_v, \ |
| .min_val_size = 8, \ |
| }) |
| |
| int bch2_indirect_inline_data_invalid(struct bch_fs *, struct bkey_s_c, |
| enum bch_validate_flags, struct printbuf *); |
| void bch2_indirect_inline_data_to_text(struct printbuf *, |
| struct bch_fs *, struct bkey_s_c); |
| int bch2_trigger_indirect_inline_data(struct btree_trans *, |
| enum btree_id, unsigned, |
| struct bkey_s_c, struct bkey_s, |
| enum btree_iter_update_trigger_flags); |
| |
| #define bch2_bkey_ops_indirect_inline_data ((struct bkey_ops) { \ |
| .key_invalid = bch2_indirect_inline_data_invalid, \ |
| .val_to_text = bch2_indirect_inline_data_to_text, \ |
| .trigger = bch2_trigger_indirect_inline_data, \ |
| .min_val_size = 8, \ |
| }) |
| |
| static inline const __le64 *bkey_refcount_c(struct bkey_s_c k) |
| { |
| switch (k.k->type) { |
| case KEY_TYPE_reflink_v: |
| return &bkey_s_c_to_reflink_v(k).v->refcount; |
| case KEY_TYPE_indirect_inline_data: |
| return &bkey_s_c_to_indirect_inline_data(k).v->refcount; |
| default: |
| return NULL; |
| } |
| } |
| |
| static inline __le64 *bkey_refcount(struct bkey_s k) |
| { |
| switch (k.k->type) { |
| case KEY_TYPE_reflink_v: |
| return &bkey_s_to_reflink_v(k).v->refcount; |
| case KEY_TYPE_indirect_inline_data: |
| return &bkey_s_to_indirect_inline_data(k).v->refcount; |
| default: |
| return NULL; |
| } |
| } |
| |
| s64 bch2_remap_range(struct bch_fs *, subvol_inum, u64, |
| subvol_inum, u64, u64, u64, s64 *); |
| |
| #endif /* _BCACHEFS_REFLINK_H */ |