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authorKent Overstreet <kent.overstreet@gmail.com>2021-03-20 03:29:11 +0300
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-23 00:08:56 +0300
commit50dc0f692a0dbe3e6a95d3f8e5c7e718bc9f021d (patch)
tree5d0dcdb49c81ebd54e59c4c9cc1f379994262a48 /fs/bcachefs/migrate.c
parent8d956c2fb8f7e91370fea1d27d16c6869b8ada78 (diff)
downloadlinux-50dc0f692a0dbe3e6a95d3f8e5c7e718bc9f021d.tar.xz
bcachefs: Require all btree iterators to be freed
We keep running into occasional bugs with btree transaction iterators overflowing - this will make those bugs more visible. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/migrate.c')
-rw-r--r--fs/bcachefs/migrate.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/bcachefs/migrate.c b/fs/bcachefs/migrate.c
index 1db2c2d6b970..4d8b4169923d 100644
--- a/fs/bcachefs/migrate.c
+++ b/fs/bcachefs/migrate.c
@@ -88,6 +88,7 @@ static int __bch2_dev_usrdata_drop(struct bch_fs *c, unsigned dev_idx, int flags
if (ret)
break;
}
+ bch2_trans_iter_put(&trans, iter);
ret = bch2_trans_exit(&trans) ?: ret;
bch2_bkey_buf_exit(&sk, c);
@@ -135,20 +136,24 @@ retry:
dev_idx, flags, true);
if (ret) {
bch_err(c, "Cannot drop device without losing data");
- goto err;
+ break;
}
ret = bch2_btree_node_update_key(c, iter, b, k.k);
if (ret == -EINTR) {
b = bch2_btree_iter_peek_node(iter);
+ ret = 0;
goto retry;
}
if (ret) {
bch_err(c, "Error updating btree node key: %i", ret);
- goto err;
+ break;
}
}
bch2_trans_iter_free(&trans, iter);
+
+ if (ret)
+ goto err;
}
/* flush relevant btree updates */