diff options
| -rw-r--r-- | fs/bcachefs/snapshot.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/bcachefs/snapshot.c b/fs/bcachefs/snapshot.c index 8b18a9b483a4..dff83ebbd912 100644 --- a/fs/bcachefs/snapshot.c +++ b/fs/bcachefs/snapshot.c @@ -469,6 +469,7 @@ static u32 bch2_snapshot_tree_oldest_subvol(struct bch_fs *c, u32 snapshot_root) u32 id = snapshot_root; u32 subvol = 0, s; + rcu_read_lock(); while (id) { s = snapshot_t(c, id)->subvol; @@ -477,6 +478,7 @@ static u32 bch2_snapshot_tree_oldest_subvol(struct bch_fs *c, u32 snapshot_root) id = bch2_snapshot_tree_next(c, id); } + rcu_read_unlock(); return subvol; } |