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Commit 7c8a0d36 authored by Nikolay Borisov's avatar Nikolay Borisov Committed by David Sterba
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btrfs: Add assert in __btrfs_del_delalloc_inode 



The invariant is that when nr_delalloc_inodes is 0 then the root
mustn't have any inodes on its delalloc inodes list.

Signed-off-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 0f96f517

fs/btrfs/inode.c

+1 −0
Original line number Diff line number Diff line
@@ -1754,6 +1754,7 @@ void __btrfs_del_delalloc_inode(struct btrfs_root *root, 
			  &inode->runtime_flags);

		root->nr_delalloc_inodes--;

		if (!root->nr_delalloc_inodes) {

			ASSERT(list_empty(&root->delalloc_inodes));

			spin_lock(&fs_info->delalloc_root_lock);

			BUG_ON(list_empty(&root->delalloc_root));

			list_del_init(&root->delalloc_root);