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 dev_t name_to_dev_t(char *name);
  13 void  change_floppy(char *fmt, ...);
  14 void  mount_block_root(char *name, int flags);
  15 void  mount_root(void);
  16 extern int root_mountflags;
  17 extern char *root_device_name;
  18
  19 #ifdef CONFIG_DEVFS_FS
  20
  21 void mount_devfs(void);
  22 void umount_devfs(char *path);
  23 int  create_dev(char *name, dev_t dev, char *devfs_name);
  24
  25 #else
  26
  27 static inline void mount_devfs(void) {}
  28 static inline void umount_devfs(const char *path) {}
  29
  30 static 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
  39 static 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
  51 static 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
  64 int __init rd_load_disk(int n);
  65 int __init rd_load_image(char *from);
  66
  67 #else
  68
  69 static inline int rd_load_disk(int n) { return 0; }
  70 static inline int rd_load_image(char *from) { return 0; }
  71
  72 #endif
  73
  74 #ifdef CONFIG_BLK_DEV_INITRD
  75
  76 int __init initrd_load(void);
  77
  78 #else
  79
  80 static inline int initrd_load(void) { return 0; }
  81
  82 #endif
  83
  84 #ifdef CONFIG_BLK_DEV_MD
  85
  86 void md_run_setup(void);
  87
  88 #else
  89
  90 static inline void md_run_setup(void) {}
  91
  92 #endif