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Searched refs:dup2 (Results 1 – 25 of 38) sorted by relevance

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/linux/arch/um/drivers/
H A Dport_user.c159 dup2(data->sock_fd, 0); in port_pre_exec()
160 dup2(data->sock_fd, 1); in port_pre_exec()
161 dup2(data->sock_fd, 2); in port_pre_exec()
163 dup2(data->pipe_fd, 3); in port_pre_exec()
H A Dharddog_user.c22 dup2(data->stdin_fd, 0); in pre_exec()
23 dup2(data->stdout_fd, 1); in pre_exec()
24 dup2(data->stdout_fd, 2); in pre_exec()
H A Dslip_user.c68 dup2(data->stdin_fd, 0); in slip_pre_exec()
69 dup2(data->stdout_fd, 1); in slip_pre_exec()
H A Dnet_user.c177 dup2(data->stdout_fd, 1); in change_pre_exec()
/linux/tools/testing/selftests/core/
H A Dclose_range_test.c394 fd2 = dup2(fd1, 1000); in TEST()
425 fd3 = dup2(fd1, 42); in TEST()
464 fd3 = dup2(fd1, 42); in TEST()
521 fd2 = dup2(fd1, 1000); in TEST()
548 fd3 = dup2(fd1, 42); in TEST()
584 fd3 = dup2(fd1, 42); in TEST()
607 EXPECT_GE(dup2(0, i), 0); in TEST()
H A Dunshare_test.c60 EXPECT_GE(dup2(2, nr_open + 64), 0) { in TEST()
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dtest_bprm_opts.c41 dup2(null_fd, STDOUT_FILENO); in run_set_secureexec()
42 dup2(null_fd, STDERR_FILENO); in run_set_secureexec()
H A Dtest_local_storage.c34 dup2(null_fd, STDOUT_FILENO); in run_self_unlink()
35 dup2(null_fd, STDERR_FILENO); in run_self_unlink()
/linux/tools/testing/selftests/wireguard/qemu/
H A Dinit.c224 dup2(fd, 0); in ensure_console()
225 dup2(fd, 1); in ensure_console()
226 dup2(fd, 2); in ensure_console()
/linux/tools/lib/subcmd/
H A Dpager.c105 dup2(pager_process.in, 1); in setup_pager()
107 dup2(pager_process.in, 2); in setup_pager()
/linux/tools/perf/bench/
H A Dinject-buildid.c303 dup2(data->input_pipe[0], STDIN_FILENO); in setup_injection()
305 dup2(data->output_pipe[1], STDOUT_FILENO); in setup_injection()
312 dup2(dev_null_fd, STDERR_FILENO); in setup_injection()
/linux/tools/testing/selftests/openat2/
H A Dhelpers.h76 #define E_dup2(...) E_func(dup2, __VA_ARGS__)
/linux/scripts/clang-tools/
H A Drun-clang-tools.py95 os.dup2(devnull, sys.stdout.fileno())
/linux/scripts/
H A Ddiffconfig139 os.dup2(devnull, sys.stdout.fileno())
H A Dcheckkconfigsymbols.py477 os.dup2(devnull, sys.stdout.fileno())
/linux/tools/perf/
H A Dbuiltin-daemon.c361 dup2(fd, 0); in daemon_session__run()
370 dup2(fd, 1); in daemon_session__run()
371 dup2(fd, 2); in daemon_session__run()
1218 dup2(fd, 1); in go_background()
1219 dup2(fd, 2); in go_background()
/linux/tools/testing/selftests/kcmp/
H A Dkcmp_test.c69 fddup = dup2(pipefd[1], duped_num); in main()
71 perror("dup2 failed"); in main()
/linux/tools/testing/selftests/proc/
H A Dfd-001-lookup.c158 if (dup2(fd, target_fd) == target_fd) in main()
/linux/tools/testing/selftests/powerpc/dexcr/
H A Dhashchk_test.c136 if (dup2(pipefd[1], STDOUT_FILENO) == -1) in hashchk_exec_random_key_test()
/linux/tools/testing/selftests/perf_events/
H A Dremove_on_exec.c141 ASSERT_NE(dup2(pipefd[1], STDOUT_FILENO), -1); in TEST_F()
/linux/arch/um/os-Linux/drivers/
H A Dtuntap_user.c58 dup2(data->stdout_fd, 1); in tuntap_pre_exec()
H A Dethertap_user.c86 dup2(data->control_remote, 1); in etap_pre_exec()
/linux/tools/testing/selftests/filesystems/
H A Ddevpts_pts.c20 ret = dup2(duplicate, original); in terminal_dup2()
/linux/fs/hostfs/
H A Dhostfs_user.c173 return dup2(oldfd, fd); in replace_file()
/linux/arch/um/os-Linux/skas/
H A Dprocess.c224 if (dup2(pipe_fds[0], 0) < 0) in userspace_tramp()

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