1*49cdfc7eSAndroid Build Coastguard Worker // SPDX-License-Identifier: GPL-2.0-only
2*49cdfc7eSAndroid Build Coastguard Worker /*
3*49cdfc7eSAndroid Build Coastguard Worker * Copyright (c) Wipro Technologies Ltd, 2003. All Rights Reserved.
4*49cdfc7eSAndroid Build Coastguard Worker *
5*49cdfc7eSAndroid Build Coastguard Worker * Check that ustat() succeeds given correct parameters.
6*49cdfc7eSAndroid Build Coastguard Worker */
7*49cdfc7eSAndroid Build Coastguard Worker
8*49cdfc7eSAndroid Build Coastguard Worker #include "config.h"
9*49cdfc7eSAndroid Build Coastguard Worker #include "tst_test.h"
10*49cdfc7eSAndroid Build Coastguard Worker
11*49cdfc7eSAndroid Build Coastguard Worker #if defined(HAVE_SYS_USTAT_H) || defined(HAVE_LINUX_TYPES_H)
12*49cdfc7eSAndroid Build Coastguard Worker #include <unistd.h>
13*49cdfc7eSAndroid Build Coastguard Worker #include <errno.h>
14*49cdfc7eSAndroid Build Coastguard Worker #include <sys/types.h>
15*49cdfc7eSAndroid Build Coastguard Worker #include <sys/stat.h>
16*49cdfc7eSAndroid Build Coastguard Worker
17*49cdfc7eSAndroid Build Coastguard Worker #include "lapi/syscalls.h"
18*49cdfc7eSAndroid Build Coastguard Worker #include "lapi/ustat.h"
19*49cdfc7eSAndroid Build Coastguard Worker
20*49cdfc7eSAndroid Build Coastguard Worker static dev_t dev_num;
21*49cdfc7eSAndroid Build Coastguard Worker
run(void)22*49cdfc7eSAndroid Build Coastguard Worker void run(void)
23*49cdfc7eSAndroid Build Coastguard Worker {
24*49cdfc7eSAndroid Build Coastguard Worker struct ustat ubuf;
25*49cdfc7eSAndroid Build Coastguard Worker
26*49cdfc7eSAndroid Build Coastguard Worker TEST(tst_syscall(__NR_ustat, (unsigned int)dev_num, &ubuf));
27*49cdfc7eSAndroid Build Coastguard Worker
28*49cdfc7eSAndroid Build Coastguard Worker if (TST_RET == -1)
29*49cdfc7eSAndroid Build Coastguard Worker tst_res(TFAIL | TTERRNO, "ustat(2) failed");
30*49cdfc7eSAndroid Build Coastguard Worker else
31*49cdfc7eSAndroid Build Coastguard Worker tst_res(TPASS, "ustat(2) passed");
32*49cdfc7eSAndroid Build Coastguard Worker }
33*49cdfc7eSAndroid Build Coastguard Worker
setup(void)34*49cdfc7eSAndroid Build Coastguard Worker static void setup(void)
35*49cdfc7eSAndroid Build Coastguard Worker {
36*49cdfc7eSAndroid Build Coastguard Worker struct stat buf;
37*49cdfc7eSAndroid Build Coastguard Worker
38*49cdfc7eSAndroid Build Coastguard Worker /* Find a valid device number */
39*49cdfc7eSAndroid Build Coastguard Worker SAFE_STAT("/", &buf);
40*49cdfc7eSAndroid Build Coastguard Worker
41*49cdfc7eSAndroid Build Coastguard Worker dev_num = buf.st_dev;
42*49cdfc7eSAndroid Build Coastguard Worker }
43*49cdfc7eSAndroid Build Coastguard Worker
44*49cdfc7eSAndroid Build Coastguard Worker static struct tst_test test = {
45*49cdfc7eSAndroid Build Coastguard Worker .test_all = run,
46*49cdfc7eSAndroid Build Coastguard Worker .setup = setup,
47*49cdfc7eSAndroid Build Coastguard Worker .tags = (const struct tst_tag[]) {
48*49cdfc7eSAndroid Build Coastguard Worker {"known-fail", "ustat() is known to fail with EINVAL on Btrfs, see "
49*49cdfc7eSAndroid Build Coastguard Worker "https://lore.kernel.org/linux-btrfs/[email protected]/"
50*49cdfc7eSAndroid Build Coastguard Worker },
51*49cdfc7eSAndroid Build Coastguard Worker {}
52*49cdfc7eSAndroid Build Coastguard Worker }
53*49cdfc7eSAndroid Build Coastguard Worker };
54*49cdfc7eSAndroid Build Coastguard Worker #else
55*49cdfc7eSAndroid Build Coastguard Worker TST_TEST_TCONF("testing ustat requires <sys/ustat.h> or <linux/types.h>");
56*49cdfc7eSAndroid Build Coastguard Worker #endif
57