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Searched refs:pipefd (Results 1 – 22 of 22) sorted by relevance

/tools/testing/selftests/mm/
A Dmrelease_test.c36 if (write(pipefd, "", 1) < 0) in alloc_noexit()
71 close(pipefd[0]); in child_main()
73 close(pipefd[1]); in child_main()
79 int pipefd[2], pidfd; in main() local
107 if (pipe(pipefd)) in main()
112 close(pipefd[0]); in main()
113 close(pipefd[1]); in main()
119 res = child_main(pipefd, size); in main()
127 close(pipefd[1]); in main()
129 res = read(pipefd[0], &byte, 1); in main()
[all …]
A Dmemfd_secret.c91 int pipefd[2]; in test_vmsplice() local
94 if (pipe(pipefd)) { in test_vmsplice()
113 transferred = vmsplice(pipefd[1], &iov, 1, 0); in test_vmsplice()
122 close(pipefd[0]); in test_vmsplice()
123 close(pipefd[1]); in test_vmsplice()
132 if (read(pipefd[0], &mem, sizeof(mem)) < 0) { in try_process_vm_read()
150 static void try_ptrace(int fd, int pipefd[2]) in try_ptrace()
157 if (read(pipefd[0], &mem, sizeof(mem)) < 0) { in try_ptrace()
204 int pipefd[2]; in test_remote_access() local
208 if (pipe(pipefd)) { in test_remote_access()
[all …]
A Duffd-common.c15 int uffd = -1, uffd_flags, finished, *pipefd, test_type; variable
271 if (pipefd) { in uffd_test_ctx_clear()
273 if (close(pipefd[i])) in uffd_test_ctx_clear()
276 free(pipefd); in uffd_test_ctx_clear()
277 pipefd = NULL; in uffd_test_ctx_clear()
368 pipefd = malloc(sizeof(int) * nr_parallel * 2); in uffd_test_ctx_init()
369 if (!pipefd) in uffd_test_ctx_init()
372 if (pipe2(&pipefd[cpu * 2], O_CLOEXEC | O_NONBLOCK)) in uffd_test_ctx_init()
519 pollfd[1].fd = pipefd[cpu*2]; in uffd_poll_thread()
A Duffd-common.h103 extern int uffd, uffd_flags, finished, *pipefd, test_type;
A Duffd-unit-tests.c605 if (write(pipefd[1], &c, sizeof(c)) != sizeof(c)) in uffd_minor_test_common()
816 if (write(pipefd[1], &c, sizeof(c)) != sizeof(c)) in uffd_sigbus_test_common()
869 if (write(pipefd[1], &c, sizeof(c)) != sizeof(c)) in uffd_events_test_common()
1084 if (write(pipefd[1], &c, sizeof(c)) != sizeof(c)) in uffd_poison_test()
1210 if (write(pipefd[1], &c, sizeof(c)) != sizeof(c)) in uffd_move_test_common()
A Duffd-stress.c229 if (write(pipefd[cpu*2+1], &c, 1) != 1) in stress()
/tools/testing/selftests/powerpc/signal/
A Dsig_sc_double_restart.c83 int pipefd[2]; in test_restart() local
87 if (pipe(pipefd) == -1) { in test_restart()
120 while ((fd = dup(pipefd[0])) != 512) { in test_restart()
149 if (write(pipefd[1], DATA, DLEN) != DLEN) { in test_restart()
153 close(pipefd[0]); in test_restart()
154 close(pipefd[1]); in test_restart()
/tools/testing/selftests/bpf/prog_tests/
A Dd_path.c45 int pipefd[2] = { -1, -1 }; in trigger_fstat_events() local
50 if (CHECK(pipe(pipefd) < 0, "trigger", "pipe failed\n")) in trigger_fstat_events()
72 ret = set_pathname(pipefd[0], pid); in trigger_fstat_events()
75 ret = set_pathname(pipefd[1], pid); in trigger_fstat_events()
95 fstat(pipefd[0], &fileStat); in trigger_fstat_events()
96 fstat(pipefd[1], &fileStat); in trigger_fstat_events()
109 close(pipefd[0]); in trigger_fstat_events()
110 close(pipefd[1]); in trigger_fstat_events()
/tools/testing/selftests/perf_events/
A Dremove_on_exec.c124 int pipefd[2]; in TEST_F() local
138 ASSERT_NE(pipe(pipefd), -1); in TEST_F()
141 ASSERT_NE(dup2(pipefd[1], STDOUT_FILENO), -1); in TEST_F()
142 close(pipefd[0]); in TEST_F()
146 close(pipefd[1]); in TEST_F()
150 EXPECT_EQ(read(pipefd[0], &tmp, sizeof(int)), sizeof(int)); in TEST_F()
152 close(pipefd[0]); in TEST_F()
/tools/testing/selftests/kcmp/
A Dkcmp_test.c36 int pipefd[2]; in main() local
50 if (pipe(pipefd)) { in main()
64 if (epoll_ctl(epollfd, EPOLL_CTL_ADD, pipefd[0], &ev)) { in main()
69 fddup = dup2(pipefd[1], duped_num); in main()
146 ret = sys_kcmp(pid1, pid1, KCMP_EPOLL_TFD, pipefd[1], in main()
/tools/testing/selftests/powerpc/dexcr/
A Dhashchk_test.c126 int pipefd[2]; in hashchk_exec_random_key_test() local
132 FAIL_IF_MSG(pipe(pipefd), "failed to create pipe"); in hashchk_exec_random_key_test()
136 if (dup2(pipefd[1], STDOUT_FILENO) == -1) in hashchk_exec_random_key_test()
144 FAIL_IF_MSG(read(pipefd[0], hash_values, sizeof(hash_values)) != sizeof(hash_values), in hashchk_exec_random_key_test()
/tools/testing/selftests/arm64/fp/
A Dvec-syscfg.c92 int pipefd[2]; in get_child_rdvl() local
96 ret = pipe(pipefd); in get_child_rdvl()
109 close(pipefd[0]); in get_child_rdvl()
110 close(pipefd[1]); in get_child_rdvl()
120 ret = dup2(pipefd[1], 1); in get_child_rdvl()
134 close(pipefd[1]); in get_child_rdvl()
142 close(pipefd[0]); in get_child_rdvl()
151 close(pipefd[0]); in get_child_rdvl()
158 close(pipefd[0]); in get_child_rdvl()
162 out = fdopen(pipefd[0], "r"); in get_child_rdvl()
[all …]
A Dfp-stress.c65 int ret, pipefd[2], i; in child_start() local
68 ret = pipe(pipefd); in child_start()
83 ret = dup2(pipefd[1], 1); in child_start()
129 close(pipefd[1]); in child_start()
130 child->stdout = pipefd[0]; in child_start()
/tools/testing/selftests/riscv/abi/
A Dpointer_masking.c23 static int pipefd[2]; variable
247 ret = write(pipefd[1], p, sizeof(*p)); in test_tagged_addr_abi_pmlen()
263 ret = write(pipefd[1], p, sizeof(*p)); in test_tagged_addr_abi_pmlen()
285 ret = write(pipefd[1], p, sizeof(*p)); in test_tagged_addr_abi_pmlen()
333 ret = pipe(pipefd); in main()
/tools/testing/selftests/arm64/gcs/
A Dgcs-stress.c61 int ret, pipefd[2], i; in start_thread() local
64 ret = pipe(pipefd); in start_thread()
79 ret = dup2(pipefd[1], 1); in start_thread()
126 close(pipefd[1]); in start_thread()
127 child->stdout = pipefd[0]; in start_thread()
/tools/testing/selftests/net/mptcp/
A Dmptcp_sockopt.c568 static void connect_one_server(int fd, int pipefd) in connect_one_server() argument
593 ret = read(pipefd, buf2, 4); in connect_one_server()
595 close(pipefd); in connect_one_server()
637 static void process_one_client(int fd, int pipefd) in process_one_client() argument
646 ret = write(pipefd, "xmit", 4); in process_one_client()
700 static int server(int pipefd) in server() argument
716 r = write(pipefd, "conn", 4); in server()
722 process_one_client(r, pipefd); in server()
765 static int client(int pipefd) in client() argument
784 connect_one_server(fd, pipefd); in client()
/tools/testing/selftests/exec/
A Dcheck-exec.c73 int memfd, pipefd; in FIXTURE() local
164 self->pipefd = open(procfd_path, O_RDWR | O_CLOEXEC); in FIXTURE_SETUP()
165 ASSERT_LE(0, self->pipefd); in FIXTURE_SETUP()
166 ASSERT_EQ(0, fchmod(self->pipefd, variant->file_exec ? 0700 : 0600)); in FIXTURE_SETUP()
319 test_exec_fd(_metadata, self->pipefd, EACCES); in TEST_F()
/tools/include/nolibc/
A Dsys.h708 int sys_pipe2(int pipefd[2], int flags) in sys_pipe2()
710 return my_syscall2(__NR_pipe2, pipefd, flags); in sys_pipe2()
714 int pipe2(int pipefd[2], int flags) in pipe2()
716 return __sysret(sys_pipe2(pipefd, flags)); in pipe2()
720 int pipe(int pipefd[2]) in pipe()
722 return pipe2(pipefd, 0); in pipe()
/tools/testing/selftests/proc/
A Dproc-pid-vm.c286 int pipefd[2]; in main() local
316 if (pipe(pipefd) == -1) { in main()
319 if (dup2(pipefd[1], 0) != 0) { in main()
333 if (read(pipefd[0], &_, 1) != 1) { in main()
/tools/perf/tests/
A Dcode-reading.c582 int pipefd[2]; in syscall_something() local
586 if (pipe(pipefd) < 0) { in syscall_something()
590 close(pipefd[1]); in syscall_something()
591 close(pipefd[0]); in syscall_something()
/tools/testing/selftests/seccomp/
A Dseccomp_bpf.c1602 int pipefd[2]; in setup_trace_fixture() local
1607 ASSERT_EQ(0, pipe(pipefd)); in setup_trace_fixture()
1614 close(pipefd[0]); in setup_trace_fixture()
1619 close(pipefd[1]); in setup_trace_fixture()
1621 read(pipefd[0], &sync, 1); in setup_trace_fixture()
1622 close(pipefd[0]); in setup_trace_fixture()
3016 int pipefd[2]; in TEST() local
3050 ASSERT_EQ(0, pipe(pipefd)); in TEST()
3100 EXPECT_EQ(0, close(pipefd[0])); in TEST()
3285 int pipefd[2]; in TEST() local
[all …]
/tools/testing/selftests/nolibc/
A Dnolibc-test.c1145 int pipefd[2]; in test_pipe() local
1149 if (pipe(pipefd) == -1) in test_pipe()
1152 write(pipefd[1], msg, strlen(msg)); in test_pipe()
1153 close(pipefd[1]); in test_pipe()
1154 len = read(pipefd[0], buf, sizeof(buf)); in test_pipe()
1155 close(pipefd[0]); in test_pipe()

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