| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #include <linux/kernel.h> |
| 3 | #include <linux/blkdev.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 | #include <linux/init_syscalls.h> |
| 12 | #include <linux/task_work.h> |
| 13 | #include <linux/file.h> |
| 14 | |
| 15 | void mount_root_generic(char *name, char *pretty_name, int flags); |
| 16 | void mount_root(char *root_device_name); |
| 17 | extern int root_mountflags; |
| 18 | |
| 19 | static inline __init int create_dev(char *name, dev_t dev) |
| 20 | { |
| 21 | init_unlink(pathname: name); |
| 22 | return init_mknod(filename: name, S_IFBLK | 0600, dev: new_encode_dev(dev)); |
| 23 | } |
| 24 | |
| 25 | #ifdef CONFIG_BLK_DEV_RAM |
| 26 | |
| 27 | int __init rd_load_disk(int n); |
| 28 | int __init rd_load_image(char *from); |
| 29 | |
| 30 | #else |
| 31 | |
| 32 | static inline int rd_load_disk(int n) { return 0; } |
| 33 | static inline int rd_load_image(char *from) { return 0; } |
| 34 | |
| 35 | #endif |
| 36 | |
| 37 | #ifdef CONFIG_BLK_DEV_INITRD |
| 38 | bool __init initrd_load(char *root_device_name); |
| 39 | #else |
| 40 | static inline bool initrd_load(char *root_device_name) |
| 41 | { |
| 42 | return false; |
| 43 | } |
| 44 | |
| 45 | #endif |
| 46 | |
| 47 | /* Ensure that async file closing finished to prevent spurious errors. */ |
| 48 | static inline void init_flush_fput(void) |
| 49 | { |
| 50 | flush_delayed_fput(); |
| 51 | task_work_run(); |
| 52 | } |
| 53 |