init/do_mounts.h

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