[LTP] [PATCH] [v2, 1/6] syscalls/sysfs: Convert sysfs01 to the new API

Cyril Hrubis
2021-08-10T09:55:00Z

Hi!
> diff --git a/testcases/kernel/syscalls/sysfs/sysfs01.c b/testcases/kernel/syscalls/sysfs/sysfs01.c
> index 85052dc2b..35195e95f 100644
> --- a/testcases/kernel/syscalls/sysfs/sysfs01.c
> +++ b/testcases/kernel/syscalls/sysfs/sysfs01.c
> @@ -1,129 +1,31 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> /*
> * Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved.
> - *
> - * This program is free software; you can redistribute it and/or modify it
> - * under the terms of version 2 of the GNU General Public License as
> - * published by the Free Software Foundation.

Note that the original is GPL-2.0 not GPL-2.0-or-later. Please stick to
the original licence when replacing the old text with SPDX identifier.

> - * This program is distributed in the hope that it would be useful, but
> - * WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
> - *
> - * You should have received a copy of the GNU General Public License along
> - * with this program; if not, write the Free Software Foundation, Inc.,
> - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> - *
> */
> -/**************************************************************************
> - *
> - * TEST IDENTIFIER : sysfs01
> - *
> - * EXECUTED BY : anyone
> - *
> - * TEST TITLE : Basic test for sysfs(2)
> - *
> - * TEST CASE TOTAL : 1
> - *
> - * AUTHOR : Aniruddha Marathe <aniruddha.marathe@wipro.com>
> - *
> - * SIGNALS
> - * Uses SIGUSR1 to pause before test if option set.
> - * (See the parse_opts(3) man page).
> - *
> - * DESCRIPTION
> - * This is a Phase I test for the sysfs(2) system call.
> - * This test is carried out for option 1 for sysfs(2).
> - * It is intended to provide a limited exposure of the system call.
> - *
> - *
> - * Setup:
> - * Setup signal handling.
> - * Pause for SIGUSR1 if option specified.
> - *
> - * Test:
> - * Loop if the proper options are given.
> - * Execute system call
> - * Check return code, if system call failed (return=-1)
> - * Log the errno and Issue a FAIL message.
> - * Otherwise, Issue a PASS message.
> - *
> - * Cleanup:
> - * Print errno log and/or timing stats if options given
> - *
> - * USAGE: <for command-line>
> - * sysfs01 [-c n] [-e] [-i n] [-I x] [-p x] [-t] [-h] [-f] [-p]
> - * where:
> - * -c n : run n copies simultaneously.
> - * -e : Turn on errno logging.
> - * -i n : Execute test n times.
> - * -I x : Execute test for x seconds.
> - * -p : Pause for SIGUSR1 before starting
> - * -P x : Pause for x seconds between iterations.
> - * -t : Turn on syscall timing.
> - *
> - *RESTRICTIONS:
> - *There is no glibc or libc support
> - *Kernel should be compiled with proc filesystem support
> - ******************************************************************************/
> +
> +/*
> + * [DESCRIPTION]

This should be [Description]

> + * This test is run for option 1 for sysfs(2).
> + * Translate the filesystem identifier string fsname into a filesystem type index.
> + */
>
> #include <errno.h>
> #include <unistd.h>
> #include <sys/syscall.h>
> -#include "test.h"
> +#include "tst_test.h"
> #include "lapi/syscalls.h"
>
> -static void setup();
> -static void cleanup();
> -
> -char *TCID = "sysfs01";
> -int TST_TOTAL = 1;
> -
> -int main(int ac, char **av)
> +static void verify_sysfs01(void)
> {
> - int lc;
> -
> - tst_parse_opts(ac, av, NULL, NULL);
> -
> - setup();
> -
> - for (lc = 0; TEST_LOOPING(lc); lc++) {
> -
> - tst_count = 0;
> -
> - /* option 1, buf holds fs name */
> - TEST(ltp_syscall(__NR_sysfs, 1, "proc"));
> -
> - /* check return code */
> - if (TEST_RETURN == -1) {
> - tst_resm(TFAIL, "sysfs(2) Failed for "
> - "option 1 and set errno to %d", TEST_ERRNO);
> - } else {
> - tst_resm(TPASS, "sysfs(2) Passed for " "option 1");
> - }
> - } /*End of TEST_LOOPING */
> -
> - /*Clean up and exit */
> - cleanup();
> - tst_exit();
> + /* option 1, buf holds fs name */
> + TST_EXP_POSITIVE(tst_syscall(__NR_sysfs, 1, "proc"),
> + "sysfs(1,'proc')");
>
> + if (TST_PASS == 1)
> + tst_res(TPASS, "sysfs(2) Passed for " "option 1");
> }
>
> -/* setup() - performs all ONE TIME setup for this test */
> -void setup(void)
> -{
> -
> - tst_sig(NOFORK, DEF_HANDLER, cleanup);
> -
> - TEST_PAUSE;
> +static struct tst_test test = {
> + .test_all = verify_sysfs01,
> +};

There whitespaces are wrong here, you really should use checkpatch.pl
to check for common problems before sending a patchset.

It's a good idea to go over contribution checklist as well:

https://github.com/linux-test-project/ltp/wiki/Test-Writing-Guidelines#6-test-contribution-checklist

--
Cyril Hrubis
chrubis@suse.cz