diff options
Diffstat (limited to 'fs/bcachefs/xattr.h')
| -rw-r--r-- | fs/bcachefs/xattr.h | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/fs/bcachefs/xattr.h b/fs/bcachefs/xattr.h index a58e7e303421..4151065ab853 100644 --- a/fs/bcachefs/xattr.h +++ b/fs/bcachefs/xattr.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _BCACHEFS_XATTR_H #define _BCACHEFS_XATTR_H @@ -6,13 +7,30 @@ extern const struct bch_hash_desc bch2_xattr_hash_desc; const char *bch2_xattr_invalid(const struct bch_fs *, struct bkey_s_c); -void bch2_xattr_to_text(struct bch_fs *, char *, size_t, struct bkey_s_c); +void bch2_xattr_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -#define bch2_bkey_xattr_ops (struct bkey_ops) { \ +#define bch2_bkey_ops_xattr (struct bkey_ops) { \ .key_invalid = bch2_xattr_invalid, \ .val_to_text = bch2_xattr_to_text, \ } +static inline unsigned xattr_val_u64s(unsigned name_len, unsigned val_len) +{ + return DIV_ROUND_UP(offsetof(struct bch_xattr, x_name) + + name_len + val_len, sizeof(u64)); +} + +#define xattr_val(_xattr) \ + ((void *) (_xattr)->x_name + (_xattr)->x_name_len) + +struct xattr_search_key { + u8 type; + struct qstr name; +}; + +#define X_SEARCH(_type, _name, _len) ((struct xattr_search_key) \ + { .type = _type, .name = QSTR_INIT(_name, _len) }) + struct dentry; struct xattr_handler; struct bch_hash_info; @@ -20,10 +38,10 @@ struct bch_inode_info; int bch2_xattr_get(struct bch_fs *, struct bch_inode_info *, const char *, void *, size_t, int); -int __bch2_xattr_set(struct bch_fs *, u64, const struct bch_hash_info *, - const char *, const void *, size_t, int, int, u64 *); -int bch2_xattr_set(struct bch_fs *, struct bch_inode_info *, - const char *, const void *, size_t, int, int); + +int bch2_xattr_set(struct btree_trans *, u64, const struct bch_hash_info *, + const char *, const void *, size_t, int, int); + ssize_t bch2_xattr_list(struct dentry *, char *, size_t); extern const struct xattr_handler *bch2_xattr_handlers[]; |