btrfs: change BUG_ON to assertion when verifying root in btrfs_alloc_reserved_file_ex...

The file extents are normally reserved in subvolume roots but could be
also in the data reloc tree. Change the BUG_ON to assertions as this
verifies the usage assumptions.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index bd1645089d4996ad3f444ec6033506f08e9ace86..0d72d0f7cefcad224dbc7b251db06b2cc191182e 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4961,7 +4961,7 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
        u64 root_objectid = root->root_key.objectid;
        u64 owning_root = root_objectid;
 
-       BUG_ON(root_objectid == BTRFS_TREE_LOG_OBJECTID);
+       ASSERT(root_objectid != BTRFS_TREE_LOG_OBJECTID);
 
        if (btrfs_is_data_reloc_root(root) && is_fstree(root->relocation_src_root))
                owning_root = root->relocation_src_root;