| /* |
| * linux/fs/ext4/group.h |
| * |
| * Copyright (C) 2007 Cluster File Systems, Inc |
| * |
| * Author: Andreas Dilger <adilger@clusterfs.com> |
| */ |
| |
| #ifndef _LINUX_EXT4_GROUP_H |
| #define _LINUX_EXT4_GROUP_H |
| |
| extern __le16 ext4_group_desc_csum(struct ext4_sb_info *sbi, __u32 group, |
| struct ext4_group_desc *gdp); |
| extern int ext4_group_desc_csum_verify(struct ext4_sb_info *sbi, __u32 group, |
| struct ext4_group_desc *gdp); |
| struct buffer_head *read_block_bitmap(struct super_block *sb, |
| unsigned int block_group); |
| extern unsigned ext4_init_block_bitmap(struct super_block *sb, |
| struct buffer_head *bh, int group, |
| struct ext4_group_desc *desc); |
| #define ext4_free_blocks_after_init(sb, group, desc) \ |
| ext4_init_block_bitmap(sb, NULL, group, desc) |
| extern unsigned ext4_init_inode_bitmap(struct super_block *sb, |
| struct buffer_head *bh, int group, |
| struct ext4_group_desc *desc); |
| extern void mark_bitmap_end(int start_bit, int end_bit, char *bitmap); |
| #endif /* _LINUX_EXT4_GROUP_H */ |
