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1da177e4 LT |
1 | #ifndef __LINUX_KMOD_H__ |
2 | #define __LINUX_KMOD_H__ | |
3 | ||
4 | /* | |
5 | * include/linux/kmod.h | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
c1f3fa2a | 22 | #include <linux/umh.h> |
ac331d15 | 23 | #include <linux/gfp.h> |
7888e7ff | 24 | #include <linux/stddef.h> |
1da177e4 LT |
25 | #include <linux/errno.h> |
26 | #include <linux/compiler.h> | |
a06a4dc3 | 27 | #include <linux/workqueue.h> |
17f60a7d | 28 | #include <linux/sysctl.h> |
1da177e4 LT |
29 | |
30 | #define KMOD_PATH_LEN 256 | |
31 | ||
a1ef5adb | 32 | #ifdef CONFIG_MODULES |
5ed10910 | 33 | extern char modprobe_path[]; /* for sysctl */ |
1da177e4 LT |
34 | /* modprobe exit status on success, -ve on error. Return value |
35 | * usually useless though. */ | |
b9075fa9 JP |
36 | extern __printf(2, 3) |
37 | int __request_module(bool wait, const char *name, ...); | |
acae0515 AV |
38 | #define request_module(mod...) __request_module(true, mod) |
39 | #define request_module_nowait(mod...) __request_module(false, mod) | |
40 | #define try_then_request_module(x, mod...) \ | |
97c18e2c | 41 | ((x) ?: (__request_module(true, mod), (x))) |
1da177e4 | 42 | #else |
acae0515 AV |
43 | static inline int request_module(const char *name, ...) { return -ENOSYS; } |
44 | static inline int request_module_nowait(const char *name, ...) { return -ENOSYS; } | |
df648c9f | 45 | #define try_then_request_module(x, mod...) (x) |
1da177e4 LT |
46 | #endif |
47 | ||
1da177e4 | 48 | #endif /* __LINUX_KMOD_H__ */ |