From 9f0fc191371843c4fc000a226b0a26b6c059aacd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:40:19 +0200 Subject: Merging upstream version 6.7.7. Signed-off-by: Daniel Baumann --- fs/bcachefs/reflink.h | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 fs/bcachefs/reflink.h (limited to 'fs/bcachefs/reflink.h') diff --git a/fs/bcachefs/reflink.h b/fs/bcachefs/reflink.h new file mode 100644 index 0000000000..8ccf3f9c49 --- /dev/null +++ b/fs/bcachefs/reflink.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_REFLINK_H +#define _BCACHEFS_REFLINK_H + +enum bkey_invalid_flags; + +int bch2_reflink_p_invalid(struct bch_fs *, struct bkey_s_c, + enum bkey_invalid_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); + +#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, \ + .trans_trigger = bch2_trans_mark_reflink_p, \ + .atomic_trigger = bch2_mark_reflink_p, \ + .min_val_size = 16, \ +}) + +int bch2_reflink_v_invalid(struct bch_fs *, struct bkey_s_c, + enum bkey_invalid_flags, struct printbuf *); +void bch2_reflink_v_to_text(struct printbuf *, struct bch_fs *, + struct bkey_s_c); +int bch2_trans_mark_reflink_v(struct btree_trans *, enum btree_id, unsigned, + struct bkey_s_c, struct bkey_i *, unsigned); + +#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, \ + .trans_trigger = bch2_trans_mark_reflink_v, \ + .atomic_trigger = bch2_mark_extent, \ + .min_val_size = 8, \ +}) + +int bch2_indirect_inline_data_invalid(struct bch_fs *, struct bkey_s_c, + enum bkey_invalid_flags, struct printbuf *); +void bch2_indirect_inline_data_to_text(struct printbuf *, + struct bch_fs *, struct bkey_s_c); +int bch2_trans_mark_indirect_inline_data(struct btree_trans *, + enum btree_id, unsigned, + struct bkey_s_c, struct bkey_i *, + unsigned); + +#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, \ + .trans_trigger = bch2_trans_mark_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_i *k) +{ + switch (k->k.type) { + case KEY_TYPE_reflink_v: + return &bkey_i_to_reflink_v(k)->v.refcount; + case KEY_TYPE_indirect_inline_data: + return &bkey_i_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 */ -- cgit v1.2.3