diff options
Diffstat (limited to 'include/linux/kmod.h')
| -rw-r--r-- | include/linux/kmod.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/include/linux/kmod.h b/include/linux/kmod.h index b087377ae2c4..dd99c329e161 100644 --- a/include/linux/kmod.h +++ b/include/linux/kmod.h @@ -110,10 +110,27 @@ call_usermodehelper(char *path, char **argv, char **envp, int wait) extern struct ctl_table usermodehelper_table[]; +enum umh_disable_depth { + UMH_ENABLED = 0, + UMH_FREEZING, + UMH_DISABLED, +}; + extern void usermodehelper_init(void); -extern int usermodehelper_disable(void); -extern void usermodehelper_enable(void); +extern int __usermodehelper_disable(enum umh_disable_depth depth); +extern void __usermodehelper_set_disable_depth(enum umh_disable_depth depth); + +static inline int usermodehelper_disable(void) +{ + return __usermodehelper_disable(UMH_DISABLED); +} + +static inline void usermodehelper_enable(void) +{ + __usermodehelper_set_disable_depth(UMH_ENABLED); +} + extern int usermodehelper_read_trylock(void); extern long usermodehelper_read_lock_wait(long timeout); extern void usermodehelper_read_unlock(void); |