projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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 | ||
| 1da177e4 LT |
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 |