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