From d10c5f31c79c6a703974ae29d0a05781b828fe30 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Mon, 17 Dec 2007 20:14:04 -0500 Subject: [PATCH] Btrfs: Fix extent_map and extent_state leaks by flushing lrus on FS unmount Signed-off-by: Chris Mason --- fs/btrfs/disk-io.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 4338b00c2a2..27856417899 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -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)) { -- 2.39.2