arch/um/os-Linux/irq.c

138

signal(SIGIO, SIG_IGN);

arch/um/os-Linux/process.c

182

signal(SIGHUP, SIG_IGN);

arch/um/os-Linux/process.c

187

signal(SIGWINCH, SIG_IGN);

arch/um/os-Linux/util.c

109

signal(SIGWINCH, SIG_IGN);

arch/um/os-Linux/util.c

127

signal(SIGTERM, SIG_IGN);

drivers/tty/tty_jobctrl.c

19

current->sighand->action[sig-1].sa.sa_handler == SIG_IGN);

fs/proc/array.c

256

if (k->sa.sa_handler == SIG_IGN)

include/linux/signal.h

323

kernel_sigaction(sig, SIG_IGN);

kernel/pid_namespace.c

209

me->sighand->action[SIGCHLD - 1].sa.sa_handler = SIG_IGN;

kernel/ptrace.c

542

ret = (sigh->action[SIGCHLD-1].sa.sa_handler == SIG_IGN) ||

kernel/signal.c

1302

ignored = action->sa.sa_handler == SIG_IGN;

kernel/signal.c

2240

(psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN ||

kernel/signal.c

2258

if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)

kernel/signal.c

2338

if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN &&

kernel/signal.c

2943

if (ka->sa.sa_handler == SIG_IGN) /* Do nothing. */

kernel/signal.c

4293

if (action == SIG_IGN) {

kernel/signal.c

4350

bool was_ignored = k->sa.sa_handler == SIG_IGN;

kernel/signal.c

510

t->sighand->action[i].sa.sa_handler = SIG_IGN;

kernel/signal.c

525

if (force_default || ka->sa.sa_handler != SIG_IGN)

kernel/signal.c

542

if (handler != SIG_IGN && handler != SIG_DFL)

kernel/signal.c

80

return handler == SIG_IGN ||

kernel/umh.c

139

kernel_sigaction(SIGCHLD, SIG_IGN);

tools/perf/builtin-daemon.c

1320

signal(SIGPIPE, SIG_IGN);

tools/perf/builtin-record.c

2463

signal(SIGUSR2, SIG_IGN);

tools/perf/util/addr2line.c

143

signal(SIGPIPE, SIG_IGN);

tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c

323

signal(SIGINT, SIG_IGN);

tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c

324

signal(SIGQUIT, SIG_IGN);

tools/power/x86/turbostat/turbostat.c

10561

signal(SIGINT, SIG_IGN);

tools/power/x86/turbostat/turbostat.c

10562

signal(SIGQUIT, SIG_IGN);

tools/testing/selftests/namespaces/regression_pidfd_setns_test.c

41

ASSERT_NE(signal(SIGCHLD, SIG_IGN), SIG_ERR);

tools/testing/selftests/namespaces/regression_pidfd_setns_test.c

92

ASSERT_NE(signal(SIGCHLD, SIG_IGN), SIG_ERR);

tools/testing/selftests/net/mptcp/mptcp_connect.c

1527

signal(SIGPIPE, SIG_IGN);

tools/testing/selftests/pipe/pipe_bench.c

589

signal(SIGPIPE, SIG_IGN);

tools/testing/selftests/sched_ext/init_enable_count.c

51

signal(SIGCHLD, SIG_IGN);

tools/testing/selftests/seccomp/seccomp_bpf.c

1121

signal(SIGSYS, SIG_IGN);

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

44

if (signal(SIGINT, power_floor_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

45

signal(SIGINT, SIG_IGN);

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

46

if (signal(SIGHUP, power_floor_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

47

signal(SIGHUP, SIG_IGN);

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

48

if (signal(SIGTERM, power_floor_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/power_floor/power_floor_test.c

49

signal(SIGTERM, SIG_IGN);

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

103

if (signal(SIGINT, workload_hint_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

104

signal(SIGINT, SIG_IGN);

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

105

if (signal(SIGHUP, workload_hint_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

106

signal(SIGHUP, SIG_IGN);

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

107

if (signal(SIGTERM, workload_hint_exit) == SIG_IGN)

tools/testing/selftests/thermal/intel/workload_hint/workload_hint_test.c

108

signal(SIGTERM, SIG_IGN);

tools/testing/selftests/timers/posix_timers.c

319

if (signal(SIGUSR1, SIG_IGN) == SIG_ERR)

tools/testing/selftests/tty/tty_tiocsti_test.c

454

signal(SIGHUP, SIG_IGN);

tools/testing/selftests/x86/ptrace_syscall.c

102

sa.sa_sigaction = (void *)SIG_IGN;

tools/testing/vsock/util.c

39

signal(SIGPIPE, SIG_IGN);

tools/usb/usbip/src/usbipd.c

460

act.sa_handler = SIG_IGN;