/* *  linux/include/linux/ext2_fs_sb.h * *  Copyright (C) 1992, 1993, 1994  Remy Card (card@masi.ibp.fr) *                                  Laboratoire MASI - Institut Blaise Pascal *                                  Universite Pierre et Marie Curie (Paris VI) * *  from * *  linux/include/linux/minix_fs_sb.h * *  Copyright (C) 1991, 1992  Linus Torvalds */#ifndef _LINUX_EXT2_FS_SB#define _LINUX_EXT2_FS_SB#define EXT2_MAX_GROUP_DESC	8#define EXT2_MAX_GROUP_LOADED	8/* * second extended-fs super-block data in memory */struct ext2_sb_info {	unsigned long s_frag_size;	/* Size of a fragment in bytes */	unsigned long s_frags_per_block;/* Number of fragments per block */	unsigned long s_inodes_per_block;/* Number of inodes per block */	unsigned long s_frags_per_group;/* Number of fragments in a group */	unsigned long s_blocks_per_group;/* Number of blocks in a group */	unsigned long s_inodes_per_group;/* Number of inodes in a group */	unsigned long s_itb_per_group;	/* Number of inode table blocks per group */	unsigned long s_desc_per_block;	/* Number of group descriptors per block */	unsigned long s_groups_count;	/* Number of groups in the fs */	struct buffer_head * s_sbh;	/* Buffer containing the super block */	struct ext2_super_block * s_es;	/* Pointer to the super block in the buffer */	struct buffer_head * s_group_desc[EXT2_MAX_GROUP_DESC];	unsigned short s_loaded_inode_bitmaps;	unsigned short s_loaded_block_bitmaps;	unsigned long s_inode_bitmap_number[EXT2_MAX_GROUP_LOADED];	struct buffer_head * s_inode_bitmap[EXT2_MAX_GROUP_LOADED];	unsigned long s_block_bitmap_number[EXT2_MAX_GROUP_LOADED];	struct buffer_head * s_block_bitmap[EXT2_MAX_GROUP_LOADED];	int s_rename_lock;	struct wait_queue * s_rename_wait;	unsigned long  s_mount_opt;	unsigned short s_mount_state;};#endif	/* _LINUX_EXT2_FS_SB */