xref: /aosp_15_r20/external/ltp/testcases/kernel/syscalls/swapoff/swapoff01.c (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright (c) Wipro Technologies Ltd, 2002.  All Rights Reserved.
4  */
5 
6 /*\
7  * [Description]
8  *
9  * Check that swapoff() succeeds.
10  */
11 
12 #include <unistd.h>
13 #include <errno.h>
14 #include <stdlib.h>
15 
16 #include "tst_test.h"
17 #include "lapi/syscalls.h"
18 #include "libswap.h"
19 
20 #define MNTPOINT	"mntpoint"
21 #define TEST_FILE	MNTPOINT"/testswap"
22 #define SWAP_FILE	MNTPOINT"/swapfile"
23 
verify_swapoff(void)24 static void verify_swapoff(void)
25 {
26 	if (tst_syscall(__NR_swapon, SWAP_FILE, 0) != 0) {
27 		tst_res(TFAIL | TERRNO, "Failed to turn on the swap file"
28 			 ", skipping test iteration");
29 		return;
30 	}
31 
32 	TEST(tst_syscall(__NR_swapoff, SWAP_FILE));
33 
34 	if (TST_RET == -1) {
35 		tst_res(TFAIL | TTERRNO, "Failed to turn off swapfile,"
36 			" system reboot after execution of LTP "
37 			"test suite is recommended.");
38 	} else {
39 		tst_res(TPASS, "Succeeded to turn off swapfile");
40 	}
41 }
42 
setup(void)43 static void setup(void)
44 {
45 	is_swap_supported(TEST_FILE);
46 	SAFE_MAKE_SWAPFILE_BLKS(SWAP_FILE, 65536);
47 }
48 
49 static struct tst_test test = {
50 	.mntpoint = MNTPOINT,
51 	.mount_device = 1,
52 	.dev_min_size = 350,
53 	.all_filesystems = 1,
54 	.needs_root = 1,
55 	.test_all = verify_swapoff,
56 	.setup = setup
57 };
58