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bcachefs: remove duplicate code between backpointer update paths 

Signed-off-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Brian Foster 2023-07-19 08:53:02 -04:00 committed by Kent Overstreet
parent f7b3e651de
commit 2110f21ec0
2 changed files with 5 additions and 21 deletions
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18
fs/bcachefs/backpointers.c
View File

@ -134,31 +134,15 @@ static noinline int backpointer_mod_err(struct btree_trans *trans,
}
int bch2_bucket_backpointer_mod_nowritebuffer(struct btree_trans *trans,
struct bpos bucket,
struct bkey_i_backpointer *bp_k,
struct bch_backpointer bp,
struct bkey_s_c orig_k,
bool insert)
{
struct bch_fs *c = trans->c;
struct bkey_i_backpointer *bp_k;
struct btree_iter bp_iter;
struct bkey_s_c k;
int ret;
bp_k = bch2_trans_kmalloc_nomemzero(trans, sizeof(struct bkey_i_backpointer));
ret = PTR_ERR_OR_ZERO(bp_k);
if (ret)
return ret;
bkey_backpointer_init(&bp_k->k_i);
bp_k->k.p = bucket_pos_to_bp(c, bucket, bp.bucket_offset);
bp_k->v = bp;
if (!insert) {
bp_k->k.type = KEY_TYPE_deleted;
set_bkey_val_u64s(&bp_k->k, 0);
}
k = bch2_bkey_get_iter(trans, &bp_iter, BTREE_ID_backpointers,
bp_k->k.p,
BTREE_ITER_INTENT|

8
fs/bcachefs/backpointers.h
View File

@ -54,7 +54,7 @@ static inline struct bpos bucket_pos_to_bp(const struct bch_fs *c,
return ret;
}
int bch2_bucket_backpointer_mod_nowritebuffer(struct btree_trans *, struct bpos,
int bch2_bucket_backpointer_mod_nowritebuffer(struct btree_trans *, struct bkey_i_backpointer *,
struct bch_backpointer, struct bkey_s_c, bool);
static inline int bch2_bucket_backpointer_mod(struct btree_trans *trans,
@ -67,9 +67,6 @@ static inline int bch2_bucket_backpointer_mod(struct btree_trans *trans,
struct bkey_i_backpointer *bp_k;
int ret;
if (unlikely(bch2_backpointers_no_use_write_buffer))
return bch2_bucket_backpointer_mod_nowritebuffer(trans, bucket, bp, orig_k, insert);
bp_k = bch2_trans_kmalloc_nomemzero(trans, sizeof(struct bkey_i_backpointer));
ret = PTR_ERR_OR_ZERO(bp_k);
if (ret)
@ -84,6 +81,9 @@ static inline int bch2_bucket_backpointer_mod(struct btree_trans *trans,
set_bkey_val_u64s(&bp_k->k, 0);
}
if (unlikely(bch2_backpointers_no_use_write_buffer))
return bch2_bucket_backpointer_mod_nowritebuffer(trans, bp_k, bp, orig_k, insert);
return bch2_trans_update_buffered(trans, BTREE_ID_backpointers, &bp_k->k_i);
}