42 	int pidfd = -1;  in TEST()  local
46 		.pidfd = ptr_to_u64(&pidfd),  in TEST()
55 	pidfd = open("/proc/self", O_DIRECTORY | O_RDONLY | O_CLOEXEC);  in TEST()
56 	ASSERT_GE(pidfd, 0);  in TEST()
58 	pid = sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL);  in TEST()
60 	EXPECT_EQ(close(pidfd), 0);  in TEST()
61 	pidfd = -1;  in TEST()
63 	pidfd = open("/dev/null", O_RDONLY | O_CLOEXEC);  in TEST()
64 	ASSERT_GE(pidfd, 0);  in TEST()
66 	pid = sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL);  in TEST()
68 	EXPECT_EQ(close(pidfd), 0);  in TEST()
69 	pidfd = -1;  in TEST()
77 	pid = sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL);  in TEST()
81 	EXPECT_EQ(close(pidfd), 0);  in TEST()
90 	int pidfd = -1;  in TEST()  local
94 		.pidfd = ptr_to_u64(&pidfd),  in TEST()
120 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WSTOPPED, NULL), 0);  in TEST()
125 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGCONT, NULL, 0), 0);  in TEST()
127 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WCONTINUED, NULL), 0);  in TEST()
134 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WUNTRACED, NULL), 0);  in TEST()
139 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGKILL, NULL, 0), 0);  in TEST()
141 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL), 0);  in TEST()
146 	EXPECT_EQ(close(pidfd), 0);  in TEST()
151 	int pidfd;  in TEST()  local
169 	pidfd = sys_pidfd_open(getpid(), PIDFD_NONBLOCK);  in TEST()
170 	EXPECT_GE(pidfd, 0) {  in TEST()
176 	ret = sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL);  in TEST()
179 	EXPECT_EQ(close(pidfd), 0);  in TEST()
189 	pidfd = sys_pidfd_open(pid, PIDFD_NONBLOCK);  in TEST()
190 	EXPECT_GE(pidfd, 0) {  in TEST()
196 	flags = fcntl(pidfd, F_GETFL, 0);  in TEST()
204 	ret = sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL);  in TEST()
213 	ret = sys_waitid(P_PIDFD, pidfd, &info, WEXITED | WNOHANG, NULL);  in TEST()
216 	ASSERT_EQ(fcntl(pidfd, F_SETFL, (flags & ~O_NONBLOCK)), 0);  in TEST()
218 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WSTOPPED, NULL), 0);  in TEST()
223 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGCONT, NULL, 0), 0);  in TEST()
225 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL), 0);  in TEST()
230 	EXPECT_EQ(close(pidfd), 0);  in TEST()