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bcachefs: Move bch2_bkey_make_mut() to btree_update.h

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It's for doing updates - this is where it belongs, and next pathes will
be changing these helpers to use items from btree_update.h.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet
2023-04-30 20:58:59 -04:00
parent bcb79a51cb
commit d67a16df9c
2 changed files with 43 additions and 43 deletions
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43
fs/bcachefs/btree_iter.h
View File

@ -539,49 +539,6 @@ static inline int __bch2_bkey_get_val_typed(struct btree_trans *trans,
__bch2_bkey_get_val_typed(_trans, _btree_id, _pos, _flags, \
KEY_TYPE_##_type, sizeof(*_val), _val)
static inline struct bkey_i *bch2_bkey_make_mut(struct btree_trans *trans, struct bkey_s_c k)
{
struct bkey_i *mut = bch2_trans_kmalloc_nomemzero(trans, bkey_bytes(k.k));
if (!IS_ERR(mut))
bkey_reassemble(mut, k);
return mut;
}
static inline struct bkey_i *bch2_bkey_get_mut(struct btree_trans *trans,
struct btree_iter *iter)
{
struct bkey_s_c k = bch2_btree_iter_peek_slot(iter);
return unlikely(IS_ERR(k.k))
? ERR_CAST(k.k)
: bch2_bkey_make_mut(trans, k);
}
#define bch2_bkey_get_mut_typed(_trans, _iter, _type) \
({ \
struct bkey_i *_k = bch2_bkey_get_mut(_trans, _iter); \
struct bkey_i_##_type *_ret; \
\
if (IS_ERR(_k)) \
_ret = ERR_CAST(_k); \
else if (unlikely(_k->k.type != KEY_TYPE_##_type)) \
_ret = ERR_PTR(-ENOENT); \
else \
_ret = bkey_i_to_##_type(_k); \
_ret; \
})
#define bch2_bkey_alloc(_trans, _iter, _type) \
({ \
struct bkey_i_##_type *_k = bch2_trans_kmalloc_nomemzero(_trans, sizeof(*_k));\
if (!IS_ERR(_k)) { \
bkey_##_type##_init(&_k->k_i); \
_k->k.p = (_iter)->pos; \
} \
_k; \
})
u32 bch2_trans_begin(struct btree_trans *);
/*

43
fs/bcachefs/btree_update.h
View File

@ -183,4 +183,47 @@ static inline void bch2_trans_reset_updates(struct btree_trans *trans)
}
}
static inline struct bkey_i *bch2_bkey_make_mut(struct btree_trans *trans, struct bkey_s_c k)
{
struct bkey_i *mut = bch2_trans_kmalloc_nomemzero(trans, bkey_bytes(k.k));
if (!IS_ERR(mut))
bkey_reassemble(mut, k);
return mut;
}
static inline struct bkey_i *bch2_bkey_get_mut(struct btree_trans *trans,
struct btree_iter *iter)
{
struct bkey_s_c k = bch2_btree_iter_peek_slot(iter);
return unlikely(IS_ERR(k.k))
? ERR_CAST(k.k)
: bch2_bkey_make_mut(trans, k);
}
#define bch2_bkey_get_mut_typed(_trans, _iter, _type) \
({ \
struct bkey_i *_k = bch2_bkey_get_mut(_trans, _iter); \
struct bkey_i_##_type *_ret; \
\
if (IS_ERR(_k)) \
_ret = ERR_CAST(_k); \
else if (unlikely(_k->k.type != KEY_TYPE_##_type)) \
_ret = ERR_PTR(-ENOENT); \
else \
_ret = bkey_i_to_##_type(_k); \
_ret; \
})
#define bch2_bkey_alloc(_trans, _iter, _type) \
({ \
struct bkey_i_##_type *_k = bch2_trans_kmalloc_nomemzero(_trans, sizeof(*_k));\
if (!IS_ERR(_k)) { \
bkey_##_type##_init(&_k->k_i); \
_k->k.p = (_iter)->pos; \
} \
_k; \
})
#endif /* _BCACHEFS_BTREE_UPDATE_H */