mirror of
https://github.com/sheumann/hush.git
synced 2024-12-22 14:30:31 +00:00
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/*
|
|
* alloc_stats.c --- Update allocation statistics for ext2fs
|
|
*
|
|
* Copyright (C) 2001 Theodore Ts'o.
|
|
*
|
|
* %Begin-Header%
|
|
* This file may be redistributed under the terms of the GNU Public
|
|
* License.
|
|
* %End-Header%
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
|
|
#include "ext2_fs.h"
|
|
#include "ext2fs.h"
|
|
|
|
void ext2fs_inode_alloc_stats2(ext2_filsys fs, ext2_ino_t ino,
|
|
int inuse, int isdir)
|
|
{
|
|
int group = ext2fs_group_of_ino(fs, ino);
|
|
|
|
if (inuse > 0)
|
|
ext2fs_mark_inode_bitmap(fs->inode_map, ino);
|
|
else
|
|
ext2fs_unmark_inode_bitmap(fs->inode_map, ino);
|
|
fs->group_desc[group].bg_free_inodes_count -= inuse;
|
|
if (isdir)
|
|
fs->group_desc[group].bg_used_dirs_count += inuse;
|
|
fs->super->s_free_inodes_count -= inuse;
|
|
ext2fs_mark_super_dirty(fs);
|
|
ext2fs_mark_ib_dirty(fs);
|
|
}
|
|
|
|
void ext2fs_inode_alloc_stats(ext2_filsys fs, ext2_ino_t ino, int inuse)
|
|
{
|
|
ext2fs_inode_alloc_stats2(fs, ino, inuse, 0);
|
|
}
|
|
|
|
void ext2fs_block_alloc_stats(ext2_filsys fs, blk_t blk, int inuse)
|
|
{
|
|
int group = ext2fs_group_of_blk(fs, blk);
|
|
|
|
if (inuse > 0)
|
|
ext2fs_mark_block_bitmap(fs->block_map, blk);
|
|
else
|
|
ext2fs_unmark_block_bitmap(fs->block_map, blk);
|
|
fs->group_desc[group].bg_free_blocks_count -= inuse;
|
|
fs->super->s_free_blocks_count -= inuse;
|
|
ext2fs_mark_super_dirty(fs);
|
|
ext2fs_mark_bb_dirty(fs);
|
|
}
|