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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2018-08-05 17:46:41 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:08:09 -0400 |
| commit | e2d9912c6f25301923783e7e785870f821d31c40 (patch) | |
| tree | ac38181623d4dd6763103e6cff5f2cbd0fe538b7 /fs/bcachefs/extents.c | |
| parent | 581edb634140fe3da0bc3c8430116e735ebff897 (diff) | |
bcachefs: bch2_extent_trim_atomic()
Prep work for extents insert hook removal
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/extents.c')
| -rw-r--r-- | fs/bcachefs/extents.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/bcachefs/extents.c b/fs/bcachefs/extents.c index b2f50e162784..59d2eaea9edf 100644 --- a/fs/bcachefs/extents.c +++ b/fs/bcachefs/extents.c @@ -1298,6 +1298,17 @@ extent_insert_advance_pos(struct extent_insert_state *s, struct bkey_s_c k) return __extent_insert_advance_pos(s, next_pos, k); } +void bch2_extent_trim_atomic(struct bkey_i *k, struct btree_iter *iter) +{ + struct btree *b = iter->l[0].b; + + BUG_ON(iter->uptodate > BTREE_ITER_NEED_PEEK); + + bch2_cut_back(b->key.k.p, &k->k); + + BUG_ON(bkey_cmp(bkey_start_pos(&k->k), b->data->min_key) < 0); +} + enum btree_insert_ret bch2_extent_can_insert(struct btree_insert *trans, struct btree_insert_entry *insert, @@ -1311,6 +1322,9 @@ bch2_extent_can_insert(struct btree_insert *trans, struct bkey_s_c k; int sectors; + BUG_ON(trans->flags & BTREE_INSERT_ATOMIC && + !bch2_extent_is_atomic(&insert->k->k, insert->iter)); + /* * We avoid creating whiteouts whenever possible when deleting, but * those optimizations mean we may potentially insert two whiteouts |