diff options
Diffstat (limited to 'fs/bcachefs/bkey.c')
-rw-r--r-- | fs/bcachefs/bkey.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/fs/bcachefs/bkey.c b/fs/bcachefs/bkey.c index a3abd9d2d176..abdb05507d16 100644 --- a/fs/bcachefs/bkey.c +++ b/fs/bcachefs/bkey.c @@ -308,9 +308,14 @@ struct bpos __bkey_unpack_pos(const struct bkey_format *format, /** * bch2_bkey_pack_key -- pack just the key, not the value + * @out: packed result + * @in: key to pack + * @format: format of packed result + * + * Returns: true on success, false on failure */ bool bch2_bkey_pack_key(struct bkey_packed *out, const struct bkey *in, - const struct bkey_format *format) + const struct bkey_format *format) { struct pack_state state = pack_state_init(format, out); u64 *w = out->_data; @@ -336,9 +341,12 @@ bool bch2_bkey_pack_key(struct bkey_packed *out, const struct bkey *in, /** * bch2_bkey_unpack -- unpack the key and the value + * @b: btree node of @src key (for packed format) + * @dst: unpacked result + * @src: packed input */ void bch2_bkey_unpack(const struct btree *b, struct bkey_i *dst, - const struct bkey_packed *src) + const struct bkey_packed *src) { __bkey_unpack_key(b, &dst->k, src); @@ -349,19 +357,24 @@ void bch2_bkey_unpack(const struct btree *b, struct bkey_i *dst, /** * bch2_bkey_pack -- pack the key and the value + * @dst: packed result + * @src: unpacked input + * @format: format of packed result + * + * Returns: true on success, false on failure */ -bool bch2_bkey_pack(struct bkey_packed *out, const struct bkey_i *in, - const struct bkey_format *format) +bool bch2_bkey_pack(struct bkey_packed *dst, const struct bkey_i *src, + const struct bkey_format *format) { struct bkey_packed tmp; - if (!bch2_bkey_pack_key(&tmp, &in->k, format)) + if (!bch2_bkey_pack_key(&tmp, &src->k, format)) return false; - memmove_u64s((u64 *) out + format->key_u64s, - &in->v, - bkey_val_u64s(&in->k)); - memcpy_u64s_small(out, &tmp, format->key_u64s); + memmove_u64s((u64 *) dst + format->key_u64s, + &src->v, + bkey_val_u64s(&src->k)); + memcpy_u64s_small(dst, &tmp, format->key_u64s); return true; } |