/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/kernel.h> #include <linux/blkdev.h> #include <linux/init.h> #include <linux/syscalls.h> #include <linux/unistd.h> #include <linux/slab.h> #include <linux/mount.h> #include <linux/major.h> #include <linux/root_dev.h> void change_floppy(char *fmt, ...); void mount_block_root(char *name, int flags); void mount_root(void); extern int root_mountflags; static inline int create_dev(char *name, dev_t dev) { sys_unlink(name); return sys_mknod(name, S_IFBLK|0600, new_encode_dev(dev)); } static inline u32 bstat(char *name) { struct kstat stat; if (vfs_stat(name, &stat) != 0) return 0; if (!S_ISBLK(stat.mode)) return 0; return stat.rdev; } #ifdef CONFIG_BLK_DEV_RAM int __init rd_load_disk(int n); int __init rd_load_image(char *from); #else static inline int rd_load_disk(int n) { return 0; } static inline int rd_load_image(char *from) { return 0; } #endif #ifdef CONFIG_BLK_DEV_INITRD bool __init initrd_load(void); #else static inline bool initrd_load(void) { return false; } #endif #ifdef CONFIG_BLK_DEV_MD void md_run_setup(void); #else static inline void md_run_setup(void) {} #endif