| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | perf_skip.c | 39 sighandler_t previous_sigio = SIG_ERR; in serial_test_perf_skip()
54 if (!ASSERT_NEQ(previous_sigio, SIG_ERR, "signal")) in serial_test_perf_skip()
134 if (previous_sigio != SIG_ERR) in serial_test_perf_skip()
|
| /linux/tools/lib/subcmd/ |
| H A D | sigchain.c | 28 if (s->old[s->n] == SIG_ERR) in sigchain_push()
41 if (signal(sig, s->old[s->n - 1]) == SIG_ERR) in sigchain_pop()
|
| /linux/tools/testing/selftests/namespaces/ |
| H A D | regression_pidfd_setns_test.c | 41 ASSERT_NE(signal(SIGCHLD, SIG_IGN), SIG_ERR); in TEST()
92 ASSERT_NE(signal(SIGCHLD, SIG_IGN), SIG_ERR); in TEST()
|
| /linux/tools/testing/selftests/powerpc/tm/ |
| H A D | tm-signal-stack.c | 60 if (signal(SIGSEGV, signal_segv) == SIG_ERR) in tm_signal_stack()
|
| H A D | tm-signal-msr-resv.c | 62 if (signal(SIGSEGV, signal_segv) == SIG_ERR) in tm_signal_msr_resv()
|
| /linux/include/uapi/asm-generic/ |
| H A D | signal-defs.h | 90 #define SIG_ERR ((__force __sighandler_t)-1) /* error return from signal */ macro
|
| /linux/tools/testing/selftests/mm/ |
| H A D | pfnmap.c | 44 if (signal(SIGSEGV, signal_handler) == SIG_ERR) in test_read_access()
51 if (signal(SIGSEGV, SIG_DFL) == SIG_ERR) in test_read_access()
|
| H A D | mkdirty.c | 46 if (signal(SIGSEGV, signal_handler) == SIG_ERR) { in do_test_write_sigsegv()
55 if (signal(SIGSEGV, SIG_DFL) == SIG_ERR) in do_test_write_sigsegv()
|
| H A D | hugetlb_fault_after_madv.c | 70 if (signal(SIGBUS, signal_handler) == SIG_ERR) in main()
|
| H A D | uffd-stress.c | 464 if (signal(SIGALRM, sigalrm) == SIG_ERR) in main()
|
| /linux/tools/thermal/tmon/ |
| H A D | tmon.c | 277 if (signal(SIGINT, tmon_sig_handler) == SIG_ERR) in main()
279 if (signal(SIGTERM, tmon_sig_handler) == SIG_ERR) in main()
|
| /linux/samples/bpf/ |
| H A D | cookie_uid_helper_example.c | 317 if (signal(SIGINT, finish) == SIG_ERR) in main()
319 if (signal(SIGTERM, finish) == SIG_ERR) in main()
|
| /linux/tools/testing/selftests/pidfd/ |
| H A D | pidfd_poll_test.c | 74 if (signal(SIGALRM, handle_alarm) == SIG_ERR) in main()
|
| /linux/tools/testing/selftests/kvm/x86/ |
| H A D | vmx_exception_with_invalid_guest_state.c | 136 TEST_ASSERT(signal(SIGALRM, sigalrm_handler) != SIG_ERR, in main()
|
| /linux/tools/testing/selftests/timers/ |
| H A D | posix_timers.c | 148 if (signal(SIGALRM, sig_handler) == SIG_ERR) in check_timer_create()
208 if (signal(SIGALRM, ctd_sighandler) == SIG_ERR) in check_timer_distribution()
309 if (signal(SIGUSR1, SIG_IGN) == SIG_ERR) in check_sig_ign()
|
| /linux/tools/testing/selftests/net/ |
| H A D | fin_ack_lat.c | 118 if (signal(SIGTERM, sig_handler) == SIG_ERR) in main()
|
| /linux/samples/timers/ |
| H A D | hpet_example.c | 233 if ((oldsig = signal(SIGIO, hpet_sigio)) == SIG_ERR) { in hpet_fasync()
|
| /linux/tools/testing/vsock/ |
| H A D | vsock_test.c | 2001 if (old_handler == SIG_ERR) { in test_stream_transport_change_client()
2087 if (signal(SIGUSR1, old_handler) == SIG_ERR) { in test_stream_transport_change_client()
|
| /linux/tools/testing/selftests/seccomp/ |
| H A D | seccomp_bpf.c | 3589 if (signal(SIGUSR1, signal_handler) == SIG_ERR) { in TEST()
|