On 08/15/2012 08:03 PM, Jan Stancek wrote:
> errno testcase for readahead(2).
>
> Signed-off-by: Jan Stancek<[email protected]>
> ---
> testcases/kernel/syscalls/readahead/Makefile | 22 +++
> testcases/kernel/syscalls/readahead/readahead01.c | 161
> +++++++++++++++++++++
> 2 files changed, 183 insertions(+), 0 deletions(-)
> create mode 100644 testcases/kernel/syscalls/readahead/Makefile
> create mode 100644 testcases/kernel/syscalls/readahead/readahead01.c
>
>
> 0001-new-syscall-test-readahead01.patch
>
>
> diff --git a/testcases/kernel/syscalls/readahead/Makefile
> b/testcases/kernel/syscalls/readahead/Makefile
> new file mode 100644
> index 0000000..45a3bbc
> --- /dev/null
> +++ b/testcases/kernel/syscalls/readahead/Makefile
> @@ -0,0 +1,22 @@
> +#
> +# Copyright (C) 2012 Linux Test Project, Inc.
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 2 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
> +# the GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, write to the Free Software
> +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
> +#
> +
> +top_srcdir ?= ../../../..
> +
> +include $(top_srcdir)/include/mk/testcases.mk
> +include $(top_srcdir)/include/mk/generic_leaf_target.mk
> diff --git a/testcases/kernel/syscalls/readahead/readahead01.c
> b/testcases/kernel/syscalls/readahead/readahead01.c
> new file mode 100644
> index 0000000..727dd7b
> --- /dev/null
> +++ b/testcases/kernel/syscalls/readahead/readahead01.c
> @@ -0,0 +1,161 @@
> +/*
> + * Copyright (C) 2012 Linux Test Project, Inc.
> + *
> + * 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.
> + *
> + * 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.
> + *
> + * Further, this software is distributed without any warranty that it
> + * is free of the rightful claim of any third person regarding
> + * infringement or the like. Any license provided herein, whether
> + * implied or otherwise, applies only to this software file. Patent
> + * licenses, if any, provided herein do not apply to combinations of
> + * this program with other software, or any other product whatsoever.
> + *
> + * 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.
> + */
> +
> +/*
> + * errno tests for readahead() syscall
> + */
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <sys/syscall.h>
> +#include <sys/socket.h>
> +#include <errno.h>
> +#include <stdio.h>
> +#include <stdlib.h>
> +#include <unistd.h>
> +#include "config.h"
> +#include "test.h"
> +#include "usctest.h"
> +#include "safe_macros.h"
> +#include "linux_syscall_numbers.h"
> +
> +char *TCID = "readahead01";
> +int TST_TOTAL = 1;
> +
> +#if defined(__NR_readahead)
> +static void setup(char *argv[]);
> +static void cleanup(void);
> +
> +static int check_ret(long expected_ret)
> +{
> + if (expected_ret == TEST_RETURN) {
> + tst_resm(TPASS, "expected ret success - "
> + "returned value = %ld", TEST_RETURN);
> + return 0;
> + } else
> + tst_resm(TFAIL, "unexpected failure - "
> + "returned value = %ld, expected: %ld",
> + TEST_RETURN, expected_ret);
> + return 1;
> +}
> +
> +static int check_errno(long expected_errno)
> +{
> + if (TEST_ERRNO == expected_errno) {
> + tst_resm(TPASS|TTERRNO, "expected failure");
> + return 0;
> + } else if (TEST_ERRNO == 0)
> + tst_resm(TFAIL, "call succeeded unexpectedly");
> + else
> + tst_resm(TFAIL|TTERRNO, "unexpected failure - "
> + "expected = %ld : %s, actual",
> + expected_errno, strerror(expected_errno));
> + return 1;
> +}
> +
> +static void test_bad_fd()
should add "void" inside parentheses.
> +{
> + char tempname[PATH_MAX] = "readahead01_XXXXXX";
> + int fd;
> +
> + tst_resm(TINFO, "test_bad_fd -1");
> + TEST(syscall(__NR_readahead, -1, 0, getpagesize()));
> + check_ret(-1);
> + check_errno(EBADF);
> +
> + tst_resm(TINFO, "test_bad_fd O_WRONLY");
> + fd = mkstemp(tempname);
> + if (fd == -1)
> + tst_resm(TBROK|TERRNO, "mkstemp failed");
> + close(fd);
> + fd = open(tempname, O_WRONLY);
> + if (fd == -1)
> + tst_resm(TBROK|TERRNO, "Failed to open testfile");
> + TEST(syscall(__NR_readahead, fd, 0, getpagesize()));
> + check_ret(-1);
> + check_errno(EBADF);
> + close(fd);
> + unlink(tempname);
> +}
> +
> +static void test_invalid_fd()
> +{
> + int fd[2];
> +
> + tst_resm(TINFO, "test_invalid_fd pipe");
> + if (pipe(fd) < 0)
> + tst_resm(TBROK|TERRNO, "Failed to create pipe");
> + TEST(syscall(__NR_readahead, fd[0], 0, getpagesize()));
> + check_ret(-1);
> + check_errno(EINVAL);
> + close(fd[0]);
> + close(fd[1]);
> +
> + tst_resm(TINFO, "test_invalid_fd socket");
> + fd[0] = socket(AF_INET, SOCK_STREAM, 0);
> + if (fd[0] < 0)
> + tst_resm(TBROK|TERRNO, "Failed to create socket");
> + TEST(syscall(__NR_readahead, fd[0], 0, getpagesize()));
> + check_ret(-1);
> + check_errno(EINVAL);
> + close(fd[0]);
> +}
> +
> +int main(int argc, char *argv[])
> +{
> + int lc;
> +
> + setup(argv);
> + for (lc = 0; TEST_LOOPING(lc); lc++) {
> + Tst_count = 0;
> + test_bad_fd();
> + test_invalid_fd();
> + }
> + cleanup();
> + tst_exit();
> +}
> +
> +static void setup(char *argv[])
Hmmm, I don't see where argv is used in setup() function...
Rest looks good to me, I think these are minor issues, so
Reviewed-by: Caspar Zhang <[email protected]>
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