From d9f1e518ab05dcc657e5ce318fa9418ee3db07e2 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Thu, 1 Jun 2023 00:33:01 +0200 Subject: [PATCH] btrfs: add block-group tree to lockdep classes commit 1a1b0e729d227f9f758f7b5f1c997e874e94156e upstream. The block group tree was not present among the lockdep classes. We could get potentially lockdep warnings but so far none has been seen, also because block-group-tree is a relatively new feature. CC: stable@vger.kernel.org # 6.1+ Signed-off-by: David Sterba Signed-off-by: Greg Kroah-Hartman --- fs/btrfs/locking.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 0eab3cb..df98e64 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -56,8 +56,8 @@ static struct btrfs_lockdep_keyset { u64 id; /* root objectid */ - /* Longest entry: btrfs-free-space-00 */ - char names[BTRFS_MAX_LEVEL][20]; + /* Longest entry: btrfs-block-group-00 */ + char names[BTRFS_MAX_LEVEL][24]; struct lock_class_key keys[BTRFS_MAX_LEVEL]; } btrfs_lockdep_keysets[] = { { .id = BTRFS_ROOT_TREE_OBJECTID, DEFINE_NAME("root") }, @@ -71,6 +71,7 @@ static struct btrfs_lockdep_keyset { { .id = BTRFS_DATA_RELOC_TREE_OBJECTID, DEFINE_NAME("dreloc") }, { .id = BTRFS_UUID_TREE_OBJECTID, DEFINE_NAME("uuid") }, { .id = BTRFS_FREE_SPACE_TREE_OBJECTID, DEFINE_NAME("free-space") }, + { .id = BTRFS_BLOCK_GROUP_TREE_OBJECTID, DEFINE_NAME("block-group") }, { .id = 0, DEFINE_NAME("tree") }, }; -- 2.7.4