1 /*
2  * Copyright (c) 2016 Linux Test Project
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #include <stdlib.h>
19 #include <sys/mount.h>
20 #include <stdint.h>
21 
22 #include "tst_test.h"
23 
do_test(void)24 static void do_test(void)
25 {
26 	int fd;
27 	const char *dev;
28 	uint64_t ltp_dev_size;
29 
30 	dev = tst_device->dev;
31 	if (!dev)
32 		tst_brk(TCONF, "Failed to acquire test device");
33 
34 	SAFE_MKFS(dev, "ext2", NULL, NULL);
35 
36 	fd = SAFE_OPEN(dev, O_RDONLY);
37 	SAFE_IOCTL(fd, BLKGETSIZE64, &ltp_dev_size);
38 	SAFE_CLOSE(fd);
39 
40 	if (ltp_dev_size/1024/1024 == 300)
41 		tst_res(TPASS, "Got expected device size");
42 	else
43 		tst_res(TFAIL, "Got unexpected device size");
44 }
45 
46 static struct tst_test test = {
47 	.needs_tmpdir = 1,
48 	.needs_device = 1,
49 	.dev_min_size = 300,
50 	.test_all = do_test,
51 };
52