UMH_WAIT_EXEC
call_usermodehelper(start_path, argv, envp, UMH_WAIT_EXEC);
argv, envp, UMH_WAIT_EXEC);
value = call_usermodehelper(sbin_pnpbios, argv, envp, UMH_WAIT_EXEC);
if (call_usermodehelper_exec(sub_info, UMH_WAIT_EXEC)) {
ret = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
ret = call_modprobe(module_name, wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC);
ret = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);