1879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis/* 2879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * Copyright (c) 2016 Cyril Hrubis <chrubis@suse.cz> 3879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * 4879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * This program is free software: you can redistribute it and/or modify 5879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * it under the terms of the GNU General Public License as published by 6879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * the Free Software Foundation, either version 2 of the License, or 7879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * (at your option) any later version. 8879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * 9879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * This program is distributed in the hope that it will be useful, 10879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * but WITHOUT ANY WARRANTY; without even the implied warranty of 11879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * GNU General Public License for more details. 13879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * 14879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * You should have received a copy of the GNU General Public License 15879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis * along with this program. If not, see <http://www.gnu.org/licenses/>. 16879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis */ 17879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 18879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis#ifndef UMOUNT2_H__ 19879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis#define UMOUNT2_H__ 20879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 21879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubisstatic inline int umount2_retry(const char *target, int flags) 22879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis{ 23879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis int i, ret; 24879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 25879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis for (i = 0; i < 50; i++) { 26879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis ret = umount2(target, flags); 27879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 28879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis if (ret == 0 || errno != EBUSY) 29879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis return ret; 30879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 31879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis tst_resm(TINFO, "umount('%s', %i) failed with EBUSY, try %2i...", 32879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis target, flags, i); 33879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 34879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis usleep(100000); 35879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis } 36879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 37879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis tst_resm(TWARN, "Failed to umount('%s', %i) after 50 retries", 38879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis target, flags); 39879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 40879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis errno = EBUSY; 41879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis return -1; 42879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis} 43879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis 44879d392fa9fe8883e81aac7407c6bb3b021a8905Cyril Hrubis#endif /* UMOUNT2_H__ */ 45