1 // SPDX-License-Identifier: GPL-2.0-or-later
2
3 #include <errno.h>
4 #include <stdio.h>
5 #include <stdlib.h>
6 #include <sys/ioctl.h>
7 #include <linux/fs.h>
8
9 #define TST_NO_DEFAULT_MAIN
10
11 #include "tst_test.h"
12
tst_fibmap(const char * filename)13 int tst_fibmap(const char *filename)
14 {
15 /* test if FIBMAP ioctl is supported */
16 int fd, block = 0;
17
18 fd = open(filename, O_RDWR | O_CREAT, 0666);
19 if (fd < 0) {
20 tst_res(TWARN | TERRNO,
21 "open(%s, O_RDWR | O_CREAT, 0666) failed", filename);
22 return -1;
23 }
24
25 if (ioctl(fd, FIBMAP, &block)) {
26 tst_res(TINFO | TERRNO, "FIBMAP ioctl is NOT supported");
27 close(fd);
28 return 1;
29 }
30 tst_res(TINFO, "FIBMAP ioctl is supported");
31
32 if (close(fd)) {
33 tst_res(TWARN | TERRNO, "close(fd) failed");
34 return -1;
35 }
36 return 0;
37 }
38