[LTP] [PATCH v2] sched_setattr/sched_setattr01: Add new testcase for sched_setattr
Cui Bixuan
cuibixuan@huawei.com
Wed Nov 11 12:28:59 CET 2015
Add new testcase for sched_setattr
Signed-off-by: Cui Bixuan <cuibixuan@huawei.com>
---
V2:
* Delete #include "linux_syscall_numbers.h";
* Change run_deadline() to do_test();
* Initialize structure attr at the beginning in sched_setattr01.c;
* Delete 'errno = 0' in sched_setattr_verify();
* Change some print message
runtest/sched | 1 +
runtest/syscalls | 1 +
testcases/kernel/syscalls/.gitignore | 1 +
testcases/kernel/syscalls/sched_setattr/Makefile | 25 ++++
.../syscalls/sched_setattr/sched_setattr01.c | 136 ++++++++++++++++++++
5 files changed, 164 insertions(+), 0 deletions(-)
create mode 100644 testcases/kernel/syscalls/sched_setattr/Makefile
create mode 100644 testcases/kernel/syscalls/sched_setattr/sched_setattr01.c
diff --git a/runtest/sched b/runtest/sched
index 4b8a1df..89398df 100644
--- a/runtest/sched
+++ b/runtest/sched
@@ -9,6 +9,7 @@ trace_sched01 trace_sched -c 1
hackbench01 hackbench 50 process 1000
hackbench02 hackbench 20 thread 1000
+sched_setattr01 sched_setattr01
sched_getattr01 sched_getattr01
sched_getattr02 sched_getattr02
diff --git a/runtest/syscalls b/runtest/syscalls
index 724ab66..469baee 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -922,6 +922,7 @@ sched_yield01 sched_yield01
sched_setaffinity01 sched_setaffinity01
sched_getaffinity01 sched_getaffinity01
+sched_setattr01 sched_setattr01
sched_getattr01 sched_getattr01
sched_getattr02 sched_getattr02
diff --git a/testcases/kernel/syscalls/.gitignore b/testcases/kernel/syscalls/.gitignore
index aba112b..c53f0d4 100644
--- a/testcases/kernel/syscalls/.gitignore
+++ b/testcases/kernel/syscalls/.gitignore
@@ -752,6 +752,7 @@
/sched_rr_get_interval/sched_rr_get_interval02
/sched_rr_get_interval/sched_rr_get_interval03
/sched_setaffinity/sched_setaffinity01
+/sched_setattr/sched_setattr01
/sched_setparam/sched_setparam01
/sched_setparam/sched_setparam02
/sched_setparam/sched_setparam03
diff --git a/testcases/kernel/syscalls/sched_setattr/Makefile b/testcases/kernel/syscalls/sched_setattr/Makefile
new file mode 100644
index 0000000..30718a9
--- /dev/null
+++ b/testcases/kernel/syscalls/sched_setattr/Makefile
@@ -0,0 +1,25 @@
+#
+# Copyright (c) Huawei Technologies Co., Ltd., 2015
+#
+# 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
+
+CFLAGS += -pthread
+
+include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/syscalls/sched_setattr/sched_setattr01.c b/testcases/kernel/syscalls/sched_setattr/sched_setattr01.c
new file mode 100644
index 0000000..63cf890
--- /dev/null
+++ b/testcases/kernel/syscalls/sched_setattr/sched_setattr01.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) Huawei Technologies Co., Ltd., 2015
+ * 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.
+ */
+ /* Description:
+ * Verify that:
+ * 1) sched_setattr succeed with correct parameters
+ * 2) sched_setattr fails with unused pid
+ * 3) sched_setattr fails with invalid address
+ * 4) sched_setattr fails with invalid flag
+ */
+
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <linux/unistd.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <sys/syscall.h>
+#include <pthread.h>
+#include <sched.h>
+#include <errno.h>
+
+#include "test.h"
+#include "lapi/sched.h"
+
+char *TCID = "sched_setattr01";
+
+#define SCHED_DEADLINE 6
+#define RUNTIME_VAL 10000000
+#define PERIOD_VAL 30000000
+#define DEADLINE_VAL 30000000
+
+static pid_t pid;
+static pid_t unused_pid;
+
+static struct sched_attr attr = {
+ .size = sizeof(struct sched_attr),
+ .sched_flags = 0,
+ .sched_nice = 0,
+ .sched_priority = 0,
+
+ .sched_policy = SCHED_DEADLINE,
+ .sched_runtime = RUNTIME_VAL,
+ .sched_period = PERIOD_VAL,
+ .sched_deadline = DEADLINE_VAL,
+};
+
+static struct test_case {
+ pid_t *pid;
+ struct sched_attr *a;
+ unsigned int flags;
+ int exp_return;
+ int exp_errno;
+} test_cases[] = {
+ {&pid, &attr, 0, 0, 0},
+ {&unused_pid, &attr, 0, -1, ESRCH},
+ {&pid, NULL, 0, -1, EINVAL},
+ {&pid, &attr, 1000, -1, EINVAL}
+};
+
+static void setup(void);
+static void sched_setattr_verify(const struct test_case *test);
+
+int TST_TOTAL = ARRAY_SIZE(test_cases);
+
+void *do_test(void *data LTP_ATTRIBUTE_UNUSED)
+{
+ int i;
+
+ for (i = 0; i < TST_TOTAL; i++)
+ sched_setattr_verify(&test_cases[i]);
+
+ return NULL;
+}
+
+static void sched_setattr_verify(const struct test_case *test)
+{
+ TEST(sched_setattr(*(test->pid), test->a, test->flags));
+
+ if (TEST_RETURN != test->exp_return) {
+ tst_resm(TFAIL | TTERRNO, "sched_setattr() return "
+ "unexpectedly: expected: %d", test->exp_return);
+ return;
+ }
+
+ if (TEST_ERRNO == test->exp_errno) {
+ tst_resm(TPASS | TTERRNO,
+ "sched_setattr() works as expected");
+ return;
+ }
+
+ tst_resm(TFAIL | TTERRNO, "sched_setattr() return unexpectedly "
+ ": expected: %d - %s",
+ test->exp_errno, tst_strerrno(test->exp_errno));
+}
+
+int main(int argc, char **argv)
+{
+ pthread_t thread;
+ int lc;
+
+ tst_parse_opts(argc, argv, NULL, NULL);
+
+ setup();
+
+ for (lc = 0; TEST_LOOPING(lc); lc++) {
+ pthread_create(&thread, NULL, do_test, NULL);
+ pthread_join(thread, NULL);
+ }
+
+ tst_exit();
+}
+
+void setup(void)
+{
+ unused_pid = tst_get_unused_pid(setup);
+
+ tst_require_root();
+
+ if ((tst_kvercmp(3, 14, 0)) < 0)
+ tst_brkm(TCONF, NULL, "EDF needs kernel 3.14 or higher");
+
+ TEST_PAUSE;
+}
--
1.6.0.2 .
More information about the Ltp
mailing list