diff options
Diffstat (limited to 'fs/bcachefs/btree_update.h')
| -rw-r--r-- | fs/bcachefs/btree_update.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/fs/bcachefs/btree_update.h b/fs/bcachefs/btree_update.h index f907eaa8b185..9feef1dc4de5 100644 --- a/fs/bcachefs/btree_update.h +++ b/fs/bcachefs/btree_update.h @@ -4,6 +4,7 @@ #include "btree_iter.h" #include "journal.h" +#include "snapshot.h" struct bch_fs; struct btree; @@ -74,7 +75,7 @@ static inline int bch2_btree_delete_at_buffered(struct btree_trans *trans, } int __bch2_insert_snapshot_whiteouts(struct btree_trans *, enum btree_id, - struct bpos, struct bpos); + struct bpos, snapshot_id_list *); /* * For use when splitting extents in existing snapshots: @@ -88,11 +89,20 @@ static inline int bch2_insert_snapshot_whiteouts(struct btree_trans *trans, struct bpos old_pos, struct bpos new_pos) { + BUG_ON(old_pos.snapshot != new_pos.snapshot); + if (!btree_type_has_snapshots(btree) || bkey_eq(old_pos, new_pos)) return 0; - return __bch2_insert_snapshot_whiteouts(trans, btree, old_pos, new_pos); + snapshot_id_list s; + int ret = bch2_get_snapshot_overwrites(trans, btree, old_pos, &s); + if (ret) + return ret; + + return s.nr + ? __bch2_insert_snapshot_whiteouts(trans, btree, new_pos, &s) + : 0; } int bch2_trans_update_extent_overwrite(struct btree_trans *, struct btree_iter *, |