1 /* 2 * Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of version 2 of the GNU General Public License as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it would be useful, but 9 * WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 11 * 12 * You should have received a copy of the GNU General Public License along 13 * with this program; if not, write the Free Software Foundation, Inc., 14 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 15 * 16 */ 17 18 /* 19 * Checks that swapon() succeds with swapfile. 20 */ 21 22 #include <unistd.h> 23 #include <errno.h> 24 #include <stdlib.h> 25 #include "test.h" 26 #include "linux_syscall_numbers.h" 27 #include "libswapon.h" 28 29 static void setup(void); 30 static void cleanup(void); 31 32 char *TCID = "swapon01"; 33 int TST_TOTAL = 1; 34 35 static long fs_type; 36 37 static void verify_swapon(void) 38 { 39 TEST(ltp_syscall(__NR_swapon, "./swapfile01", 0)); 40 41 if (TEST_RETURN == -1) { 42 if (fs_type == TST_BTRFS_MAGIC && errno == EINVAL) { 43 tst_brkm(TCONF, cleanup, 44 "Swapfile on BTRFS not implemeted"); 45 return; 46 } 47 tst_resm(TFAIL | TTERRNO, "Failed to turn on swapfile"); 48 } else { 49 tst_resm(TPASS, "Succeeded to turn on swapfile"); 50 /*we need to turn this swap file off for -i option */ 51 if (ltp_syscall(__NR_swapoff, "./swapfile01") != 0) { 52 tst_brkm(TBROK, cleanup, "Failed to turn off swapfile," 53 " system reboot after execution of LTP " 54 "test suite is recommended."); 55 } 56 } 57 } 58 59 int main(int ac, char **av) 60 { 61 62 int lc; 63 64 tst_parse_opts(ac, av, NULL, NULL); 65 66 setup(); 67 68 for (lc = 0; TEST_LOOPING(lc); lc++) { 69 tst_count = 0; 70 verify_swapon(); 71 } 72 73 cleanup(); 74 tst_exit(); 75 } 76 77 static void setup(void) 78 { 79 tst_sig(FORK, DEF_HANDLER, cleanup); 80 81 tst_require_root(); 82 83 TEST_PAUSE; 84 85 tst_tmpdir(); 86 87 switch ((fs_type = tst_fs_type(cleanup, "."))) { 88 case TST_NFS_MAGIC: 89 case TST_TMPFS_MAGIC: 90 tst_brkm(TCONF, cleanup, 91 "Cannot do swapon on a file on %s filesystem", 92 tst_fs_type_name(fs_type)); 93 break; 94 } 95 96 make_swapfile(cleanup, "swapfile01"); 97 } 98 99 static void cleanup(void) 100 { 101 tst_rmdir(); 102 } 103