LXR RHEL4/init/do

   1#include <linux/config.h>
   2#include <linux/kernel.h>
   3#include <linux/devfs_fs_kernel.h>
   4#include <linux/init.h>
   5#include <linux/syscalls.h>
   6#include <linux/unistd.h>
   7#include <linux/slab.h>
   8#include <linux/mount.h>
   9#include <linux/major.h>
  10#include <linux/root_dev.h>
  11
  12dev_t name_to_dev_t(char *name);
  13void  change_floppy(char *fmt, ...);
  14void  mount_block_root(char *name, int flags);
  15void  mount_root(void);
  16extern int root_mountflags;
  17extern char *root_device_name;
  18
  19#ifdef CONFIG_DEVFS_FS
  20
  21void mount_devfs(void);
  22void umount_devfs(char *path);
  23int  create_dev(char *name, dev_t dev, char *devfs_name);
  24
  25#else
  26
  27static inline void mount_devfs(void) {}
  28static inline void umount_devfs(const char *path) {}
  29
  30static inline int create_dev(char *name, dev_t dev, char *devfs_name)
  31{
  32        sys_unlink(name);
  33        return sys_mknod(name, S_IFBLK|0600, new_encode_dev(dev));
  34}
  35
  36#endif
  37
  38#if BITS_PER_LONG == 32
  39static inline u32 bstat(char *name)
  40{
  41        struct stat64 stat;
  42        if (sys_stat64(name, &stat) != 0)
  43                return 0;
  44        if (!S_ISBLK(stat.st_mode))
  45                return 0;
  46        if (stat.st_rdev != (u32)stat.st_rdev)
  47                return 0;
  48        return stat.st_rdev;
  49}
  50#else
  51static inline u32 bstat(char *name)
  52{
  53        struct stat stat;
  54        if (sys_newstat(name, &stat) != 0)
  55                return 0;
  56        if (!S_ISBLK(stat.st_mode))
  57                return 0;
  58        return stat.st_rdev;
  59}
  60#endif
  61
  62#ifdef CONFIG_BLK_DEV_RAM
  63
  64int __init rd_load_disk(int n);
  65int __init rd_load_image(char *from);
  66
  67#else
  68
  69static inline int rd_load_disk(int n) { return 0; }
  70static inline int rd_load_image(char *from) { return 0; }
  71
  72#endif
  73
  74#ifdef CONFIG_BLK_DEV_INITRD
  75
  76int __init initrd_load(void);
  77
  78#else
  79
  80static inline int initrd_load(void) { return 0; }
  81
  82#endif
  83
  84#ifdef CONFIG_BLK_DEV_MD
  85
  86void md_run_setup(void);
  87
  88#else
  89
  90static inline void md_run_setup(void) {}
  91
  92#endif
  93