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Linux/init/do_mounts.h

  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 
 11 void  change_floppy(char *fmt, ...);
 12 void  mount_block_root(char *name, int flags);
 13 void  mount_root(void);
 14 extern int root_mountflags;
 15 
 16 static 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
 23 static 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
 35 static 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 
 48 int __init rd_load_disk(int n);
 49 int __init rd_load_image(char *from);
 50 
 51 #else
 52 
 53 static inline int rd_load_disk(int n) { return 0; }
 54 static inline int rd_load_image(char *from) { return 0; }
 55 
 56 #endif
 57 
 58 #ifdef CONFIG_BLK_DEV_INITRD
 59 
 60 bool __init initrd_load(void);
 61 
 62 #else
 63 
 64 static inline bool initrd_load(void) { return false; }
 65 
 66 #endif
 67 
 68 #ifdef CONFIG_BLK_DEV_MD
 69 
 70 void md_run_setup(void);
 71 
 72 #else
 73 
 74 static inline void md_run_setup(void) {}
 75 
 76 #endif
 77 

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