/* * Copyright (c) 2018, Linux Test Project * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <stdlib.h> #include <unistd.h> #include "tst_test.h" #include "tst_sys_conf.h" static const char * const save_restore[] = { "?/proc/nonexistent", "!/proc/sys/kernel/numa_balancing", "/proc/sys/kernel/core_pattern", NULL, }; static void setup(void) { SAFE_FILE_PRINTF("/proc/sys/kernel/core_pattern", "changed"); tst_sys_conf_dump(); } static void run(void) { tst_res(TPASS, "OK"); } static struct tst_test test = { .needs_root = 1, .test_all = run, .setup = setup, .save_restore = save_restore, };