推荐：Linux操作系统的核心数据结构 （2）

　　
　　struct device_struct {
　　const char * name;
　　struct file_operations * fops;
　　};
　　file

　　
　　struct file {
　　mode_t f_mode;
　　loff_t f_pos;
　　unsigned short f_flags;
　　unsigned short f_count;
　　unsigned long f_reada, f_ramax, f_raend, f_ralen, f_rawin;
　　struct file *f_next, *f_prev;
　　int f_owner; /* pid or -pgrp where SIGIO should be sent */
　　struct inode * f_inode;
　　struct file_operations * f_op;
　　unsigned long f_version;
　　void *private_data; /* needed for tty driver, and maybe others */
　　};
　　files_struct

　　
　　struct files_struct {
　　int count;
　　fd_set close_on_exec;
　　fd_set open_fds;
　　struct file * fd[NR_OPEN];
　　};
　　fs_struct
　　struct fs_struct {
　　int count;
　　unsigned short umask;
　　struct inode * root, * pwd;
　　};
　　gendisk

　
　　struct hd_struct {
　　long start_sect;
　　long nr_sects;
　　};
　　struct gendisk {
　　int major; /* major number of driver */
　　const char *major_name; /* name of major driver */
　　int minor_shift; /* number of times minor is shifted to get real minor */
　　int max_p; /* maximum partitions per device */
　　int max_nr; /* maximum number of real devices */
　　void (*init)(struct gendisk *);
　　/* Initialization called before we do our thing */
　　struct hd_struct *part; /* partition table */
　　int *sizes; /* device size in blocks, copied to blk_size[] */
　　int nr_real; /* number of real devices */
　　void *real_devices; /* internal use */
　　struct gendisk *next;
　　};
　　inode

　　
　　struct inode {
　　kdev_t i_dev;
　　unsigned long i_ino;
　　umode_t i_mode;
　　nlink_t i_nlink;
　　uid_t i_uid;
　　gid_t i_gid;
　　kdev_t i_rdev;
　　off_t i_size;
　　time_t i_atime;
　　time_t i_mtime;
　　time_t i_ctime;
　　unsigned long i_blksize;
　　unsigned long i_blocks;
　　unsigned long i_version;
　　unsigned long i_nrpages;
　　struct semaphore i_sem;
　　struct inode_operations *i_op;
　　struct super_block *i_sb;
　　struct wait_queue *i_wait;
　　struct file_lock *i_flock;
　　struct vm_area_struct *i_mmap;
　　struct page *i_pages;
　　struct dquot *i_dquot[MAXQUOTAS];
　　struct inode *i_next, *i_prev;
　　struct inode *i_hash_next, *i_hash_prev;
　　struct inode *i_bound_to, *i_bound_by;
　　struct inode *i_mount;
　　unsigned short i_count;
　　unsigned short i_flags;
　　unsigned char i_lock;
　　unsigned char i_dirt;
　　unsigned char i_pipe;
　　unsigned char i_sock;
　　unsigned char i_seek;
　　unsigned char i_update;
　　unsigned short i_writecount;
　　union {
　　struct pipe_inode_info pipe_i;
　　struct minix_inode_info minix_i;
　　struct ext_inode_info ext_i;
　　struct ext2_inode_info ext2_i;
　　struct hpfs_inode_info hpfs_i;
　　struct msdos_inode_info msdos_i;
　　struct umsdos_inode_info umsdos_i;
　　struct iso_inode_info isofs_i;
　　struct nfs_inode_info nfs_i;
　　struct xiafs_inode_info xiafs_i;
　　struct sysv_inode_info sysv_i;
　　struct affs_inode_info affs_i;
　　struct ufs_inode_info ufs_i;
　　struct socket socket_i;
　　void *generic_ip;
　　} u;
　　};
　　ipc_perm

　　
　　struct ipc_perm
　　{
　　key_t key;
　　ushort uid; /* owner euid and egid */
　　ushort gid;
　　ushort cuid; /* creator euid and egid */
　　ushort cgid;
　　ushort mode; /* access modes see mode flags below */
　　ushort seq; /* sequence number */
　　};
　　irqaction

　　
　　struct irqaction {
　　void (*handler)(int, void *, struct pt_regs *);
　　unsigned long flags;
　　unsigned long mask;
　　const char *name;
　　void *dev_id;
　　struct irqaction *next;
　　};
　　linux_binfmt