Commit d10c5f31 authored by Chris Mason's avatar Chris Mason
Browse files

Btrfs: Fix extent_map and extent_state leaks by flushing lrus on FS unmount 



Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent be20aa9d

fs/btrfs/disk-io.c

+10 −0
Original line number Diff line number Diff line
@@ -765,8 +765,18 @@ int close_ctree(struct btrfs_root *root) 


	btrfs_free_block_groups(root->fs_info);

	del_fs_roots(fs_info);



	filemap_write_and_wait(fs_info->btree_inode->i_mapping);



	extent_map_tree_empty_lru(&fs_info->free_space_cache);

	extent_map_tree_empty_lru(&fs_info->block_group_cache);

	extent_map_tree_empty_lru(&fs_info->pinned_extents);

	extent_map_tree_empty_lru(&fs_info->pending_del);

	extent_map_tree_empty_lru(&fs_info->extent_ins);

	extent_map_tree_empty_lru(&BTRFS_I(fs_info->btree_inode)->extent_tree);



	truncate_inode_pages(fs_info->btree_inode->i_mapping, 0);



	iput(fs_info->btree_inode);

#if 0

	while(!list_empty(&fs_info->hashers)) {