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author | Denis Vlasenko | 2006-12-26 01:30:59 +0000 |
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committer | Denis Vlasenko | 2006-12-26 01:30:59 +0000 |
commit | c4f623ef2a7980a63de7c9f1d539a656b83f10e7 (patch) | |
tree | a294e28b0112052cb9d58b403554b3390e76f50c /e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c | |
parent | 64c54025842f205ad722675105b88044a5b6845a (diff) | |
download | busybox-c4f623ef2a7980a63de7c9f1d539a656b83f10e7.zip busybox-c4f623ef2a7980a63de7c9f1d539a656b83f10e7.tar.gz |
put small subset of e2fsprogs back in the tree:
lsattr, chattr, fsck. Old e2fsprogs tree is in
e2fsprogs/old_e2fsprogs/*.
Diffstat (limited to 'e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c')
-rw-r--r-- | e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c b/e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c new file mode 100644 index 0000000..f3ab06a --- /dev/null +++ b/e2fsprogs/old_e2fsprogs/ext2fs/alloc_stats.c @@ -0,0 +1,53 @@ +/* vi: set sw=4 ts=4: */ +/* + * 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); +} |