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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2018-05-27 22:23:26 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2018-06-01 17:28:35 -0400 |
| commit | b7b31a327f7106c94a5d9e56f961041da466abc8 (patch) | |
| tree | 0efe5a5283bb714869f45c09eef30a8d312c8a8c | |
| parent | fae2d5ca5444bd66af2fefff25c8f01ad50ed2a1 (diff) | |
bcachefs: btree allocation deadlock fix
| -rw-r--r-- | fs/bcachefs/btree_update_interior.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_update_interior.c b/fs/bcachefs/btree_update_interior.c index 817c3dee553e..93909334166e 100644 --- a/fs/bcachefs/btree_update_interior.c +++ b/fs/bcachefs/btree_update_interior.c @@ -1564,11 +1564,15 @@ int bch2_btree_split_leaf(struct bch_fs *c, struct btree_iter *iter, struct btree_update *as; struct closure cl; int ret = 0; + struct btree_iter *linked; /* * We already have a disk reservation and open buckets pinned; this * allocation must not block: */ + for_each_linked_btree_iter(iter, linked) + if (linked->btree_id == BTREE_ID_EXTENTS) + btree_reserve_flags |= BTREE_INSERT_USE_RESERVE; if (iter->btree_id == BTREE_ID_EXTENTS) btree_reserve_flags |= BTREE_INSERT_USE_RESERVE; |