From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cui Bixuan Date: Wed, 11 Nov 2015 19:28:59 +0800 Subject: [LTP] [PATCH v2] sched_setattr/sched_setattr01: Add new testcase for sched_setattr In-Reply-To: <20151110131940.GF23947@rei> References: <1446801572-215993-1-git-send-email-cuibixuan@huawei.com> <20151110131940.GF23947@rei> Message-ID: <5643267B.5020109@huawei.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ltp@lists.linux.it Add new testcase for sched_setattr Signed-off-by: Cui Bixuan --- 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#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 .