blob: 986f459fb12ebd30b7b2b7e95d6c64df49835d30 [file] [log] [blame]
Theodore Ts'o8bd0c952002-01-03 03:29:19 -05001/*
2 * alloc_stats.c --- Update allocation statistics for ext2fs
3 *
4 * Copyright (C) 2001 Theodore Ts'o.
5 *
6 * %Begin-Header%
7 * This file may be redistributed under the terms of the GNU Public
8 * License.
9 * %End-Header%
10 *
11 */
12
13#include <stdio.h>
14
15#include "ext2_fs.h"
16#include "ext2fs.h"
17
18void ext2fs_inode_alloc_stats(ext2_filsys fs, ext2_ino_t ino, int inuse)
19{
20 int group = ext2fs_group_of_ino(fs, ino);
21
22 if (inuse > 0)
23 ext2fs_mark_inode_bitmap(fs->inode_map, ino);
24 else
25 ext2fs_unmark_inode_bitmap(fs->inode_map, ino);
26 fs->group_desc[group].bg_free_inodes_count -= inuse;
27 fs->super->s_free_inodes_count -= inuse;
28 ext2fs_mark_super_dirty(fs);
29 ext2fs_mark_ib_dirty(fs);
30}
31
32void ext2fs_block_alloc_stats(ext2_filsys fs, blk_t blk, int inuse)
33{
34 int group = ext2fs_group_of_blk(fs, blk);
35
36 if (inuse > 0)
37 ext2fs_mark_block_bitmap(fs->block_map, blk);
38 else
39 ext2fs_unmark_block_bitmap(fs->block_map, blk);
40 fs->group_desc[group].bg_free_blocks_count -= inuse;
41 fs->super->s_free_blocks_count -= inuse;
42 ext2fs_mark_super_dirty(fs);
43 ext2fs_mark_bb_dirty(fs);
44}