linux-kselftest-fixes-6.1-rc4

This Kselftest fixes update for Linux 6.1-rc4 consists of fixes to
 pidfd test.
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Merge tag 'linux-kselftest-fixes-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull Kselftest fixes from Shuah Khan:
 "Fixes to the pidfd test"

* tag 'linux-kselftest-fixes-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests/pidfd_test: Remove the erroneous ','
  selftests: pidfd: Fix compling warnings
  ksefltests: pidfd: Fix wait_states: Test terminated by timeout
This commit is contained in:
Linus Torvalds 2022-11-03 11:03:38 -07:00
commit 5fdf9c4547
3 changed files with 15 additions and 3 deletions

View File

@ -1,5 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
CFLAGS += -g -I../../../../usr/include/ -pthread
CFLAGS += -g -I../../../../usr/include/ -pthread -Wall
TEST_GEN_PROGS := pidfd_test pidfd_fdinfo_test pidfd_open_test \
pidfd_poll_test pidfd_wait pidfd_getfd_test pidfd_setns_test

View File

@ -413,7 +413,7 @@ static void poll_pidfd(const char *test_name, int pidfd)
c = epoll_wait(epoll_fd, events, MAX_EVENTS, 5000);
if (c != 1 || !(events[0].events & EPOLLIN))
ksft_exit_fail_msg("%s test: Unexpected epoll_wait result (c=%d, events=%x) ",
ksft_exit_fail_msg("%s test: Unexpected epoll_wait result (c=%d, events=%x) "
"(errno %d)\n",
test_name, c, events[0].events, errno);
@ -435,6 +435,8 @@ static int child_poll_exec_test(void *args)
*/
while (1)
sleep(1);
return 0;
}
static void test_pidfd_poll_exec(int use_waitpid)

View File

@ -95,20 +95,28 @@ TEST(wait_states)
.flags = CLONE_PIDFD | CLONE_PARENT_SETTID,
.exit_signal = SIGCHLD,
};
int pfd[2];
pid_t pid;
siginfo_t info = {
.si_signo = 0,
};
ASSERT_EQ(pipe(pfd), 0);
pid = sys_clone3(&args);
ASSERT_GE(pid, 0);
if (pid == 0) {
char buf[2];
close(pfd[1]);
kill(getpid(), SIGSTOP);
ASSERT_EQ(read(pfd[0], buf, 1), 1);
close(pfd[0]);
kill(getpid(), SIGSTOP);
exit(EXIT_SUCCESS);
}
close(pfd[0]);
ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WSTOPPED, NULL), 0);
ASSERT_EQ(info.si_signo, SIGCHLD);
ASSERT_EQ(info.si_code, CLD_STOPPED);
@ -117,6 +125,8 @@ TEST(wait_states)
ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGCONT, NULL, 0), 0);
ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WCONTINUED, NULL), 0);
ASSERT_EQ(write(pfd[1], "C", 1), 1);
close(pfd[1]);
ASSERT_EQ(info.si_signo, SIGCHLD);
ASSERT_EQ(info.si_code, CLD_CONTINUED);
ASSERT_EQ(info.si_pid, parent_tid);
@ -138,7 +148,7 @@ TEST(wait_states)
TEST(wait_nonblock)
{
int pidfd, status = 0;
int pidfd;
unsigned int flags = 0;
pid_t parent_tid = -1;
struct clone_args args = {