LXR linux/init/do

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