#ifdef CONFIG_KMOD
/* modprobe exit status on success, -ve on error. Return value
* usually useless though. */
#ifdef CONFIG_KMOD
/* modprobe exit status on success, -ve on error. Return value
* usually useless though. */
#define try_then_request_module(x, mod...) ((x) ?: (request_module(mod), (x)))
extern int call_usermodehelper(char *path, char *argv[], char *envp[], int wait);
#define try_then_request_module(x, mod...) ((x) ?: (request_module(mod), (x)))
extern int call_usermodehelper(char *path, char *argv[], char *envp[], int wait);