91 lines
2.5 KiB
C
91 lines
2.5 KiB
C
/*
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* Copyright (c) 2013 Oracle and/or its affiliates. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Author: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
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*
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*/
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#include <errno.h>
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#include "lapi/syscalls.h"
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#include "test.h"
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#include "libswapon.h"
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/*
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* Make a swap file
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*/
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int make_swapfile(void (cleanup)(void), const char *swapfile, int safe)
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{
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if (!tst_fs_has_free(NULL, ".", sysconf(_SC_PAGESIZE) * 10,
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TST_BYTES)) {
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tst_brkm(TBROK, cleanup,
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"Insufficient disk space to create swap file");
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}
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/* create file */
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if (tst_fill_file(swapfile, 0,
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sysconf(_SC_PAGESIZE), 10) != 0) {
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tst_brkm(TBROK, cleanup, "Failed to create swapfile");
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}
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/* make the file swapfile */
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const char *argv[2 + 1];
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argv[0] = "mkswap";
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argv[1] = swapfile;
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argv[2] = NULL;
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return tst_run_cmd(cleanup, argv, "/dev/null", "/dev/null", safe);
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}
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/*
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* Check swapon/swapoff support status of filesystems or files
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* we are testing on.
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*/
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void is_swap_supported(void (cleanup)(void), const char *filename)
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{
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int fibmap = tst_fibmap(filename);
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long fs_type = tst_fs_type(cleanup, filename);
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const char *fstype = tst_fs_type_name(fs_type);
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int ret = make_swapfile(NULL, filename, 1);
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if (ret != 0) {
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if (fibmap == 1) {
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tst_brkm(TCONF, cleanup,
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"mkswap on %s not supported", fstype);
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} else {
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tst_brkm(TFAIL, cleanup,
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"mkswap on %s failed", fstype);
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}
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}
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TEST(ltp_syscall(__NR_swapon, filename, 0));
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if (TEST_RETURN == -1) {
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if (fibmap == 1 && errno == EINVAL) {
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tst_brkm(TCONF, cleanup,
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"Swapfile on %s not implemented", fstype);
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} else {
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tst_brkm(TFAIL | TERRNO, cleanup,
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"swapon on %s failed", fstype);
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}
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}
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TEST(ltp_syscall(__NR_swapoff, filename, 0));
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if (TEST_RETURN == -1) {
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tst_brkm(TFAIL | TERRNO, cleanup,
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"swapoff on %s failed", fstype);
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}
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}
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