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/tools/testing/selftests/x86/
A Dhelpers.h32 struct sigaction sa; in sethandler() local
34 memset(&sa, 0, sizeof(sa)); in sethandler()
35 sa.sa_sigaction = handler; in sethandler()
36 sa.sa_flags = SA_SIGINFO | flags; in sethandler()
37 sigemptyset(&sa.sa_mask); in sethandler()
38 if (sigaction(sig, &sa, 0)) in sethandler()
44 struct sigaction sa; in clearhandler() local
46 memset(&sa, 0, sizeof(sa)); in clearhandler()
47 sa.sa_handler = SIG_DFL; in clearhandler()
48 sigemptyset(&sa.sa_mask); in clearhandler()
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A Dvdso_restorer.c48 struct real_sigaction sa; in main() local
60 memset(&sa, 0, sizeof(sa)); in main()
61 sa.handler = handler_with_siginfo; in main()
62 sa.flags = SA_SIGINFO; in main()
63 sa.restorer = NULL; /* request kernel-provided restorer */ in main()
67 if (syscall(SYS_rt_sigaction, SIGUSR1, &sa, NULL, 8) != 0) in main()
81 sa.flags = 0; in main()
82 sa.handler = handler_without_siginfo; in main()
83 if (syscall(SYS_sigaction, SIGUSR1, &sa, 0) != 0) in main()
A Dsigtrap_loop.c22 struct sigaction sa; in sethandler() local
24 memset(&sa, 0, sizeof(sa)); in sethandler()
25 sa.sa_sigaction = handler; in sethandler()
26 sa.sa_flags = SA_SIGINFO | flags; in sethandler()
27 sigemptyset(&sa.sa_mask); in sethandler()
29 if (sigaction(sig, &sa, 0)) in sethandler()
A Dtest_shadow_stack.c222 struct sigaction sa = {}; in test_shstk_violation() local
225 sa.sa_flags = SA_SIGINFO; in test_shstk_violation()
318 struct sigaction sa = {}; in test_gup() local
323 sa.sa_flags = SA_SIGINFO; in test_gup()
401 struct sigaction sa = {}; in test_mprotect() local
404 sa.sa_flags = SA_SIGINFO; in test_mprotect()
486 struct sigaction sa = {}; in test_userfaultfd() local
492 sa.sa_flags = SA_SIGINFO; in test_userfaultfd()
703 struct sigaction sa = {}; in test_32bit() local
712 sa.sa_flags = SA_SIGINFO; in test_32bit()
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/tools/perf/trace/beauty/
A Dsockaddr.c13 static size_t af_inet__scnprintf(struct sockaddr *sa, char *bf, size_t size) in af_inet__scnprintf() argument
15 struct sockaddr_in *sin = (struct sockaddr_in *)sa; in af_inet__scnprintf()
21 static size_t af_inet6__scnprintf(struct sockaddr *sa, char *bf, size_t size) in af_inet6__scnprintf() argument
23 struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sa; in af_inet6__scnprintf()
36 static size_t af_local__scnprintf(struct sockaddr *sa, char *bf, size_t size) in af_local__scnprintf() argument
38 struct sockaddr_un *sun = (struct sockaddr_un *)sa; in af_local__scnprintf()
42 static size_t (*af_scnprintfs[])(struct sockaddr *sa, char *bf, size_t size) = {
50 struct sockaddr *sa = (struct sockaddr *)&arg->augmented.args->value; in syscall_arg__scnprintf_augmented_sockaddr() local
54 …(&strarray__socket_families, family, sizeof(family), "%d", arg->show_string_prefix, sa->sa_family); in syscall_arg__scnprintf_augmented_sockaddr()
57 if (sa->sa_family < ARRAY_SIZE(af_scnprintfs) && af_scnprintfs[sa->sa_family]) in syscall_arg__scnprintf_augmented_sockaddr()
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A Dpkey_alloc.c12 size_t strarray__scnprintf_flags(struct strarray *sa, char *bf, size_t size, bool show_prefix, unsi… in strarray__scnprintf_flags() argument
17 const char *s = sa->entries[0]; in strarray__scnprintf_flags()
19 return scnprintf(bf, size, "%s%s", show_prefix ? sa->prefix : "", s); in strarray__scnprintf_flags()
23 for (i = 1; i < sa->nr_entries; ++i) { in strarray__scnprintf_flags()
32 if (sa->entries[i] != NULL) in strarray__scnprintf_flags()
33 …printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? sa->prefix : "", sa->entr… in strarray__scnprintf_flags()
/tools/testing/selftests/mm/
A Dpkey_sighandler_tests.c207 struct sigaction sa; in test_sigsegv_handler_with_pkey0_disabled() local
211 sa.sa_flags = SA_SIGINFO; in test_sigsegv_handler_with_pkey0_disabled()
214 sigemptyset(&sa.sa_mask); in test_sigsegv_handler_with_pkey0_disabled()
247 struct sigaction sa; in test_sigsegv_handler_cannot_access_stack() local
251 sa.sa_flags = SA_SIGINFO; in test_sigsegv_handler_cannot_access_stack()
254 sigemptyset(&sa.sa_mask); in test_sigsegv_handler_cannot_access_stack()
284 struct sigaction sa; in test_sigsegv_handler_with_different_pkey_for_stack() local
296 sigemptyset(&sa.sa_mask); in test_sigsegv_handler_with_different_pkey_for_stack()
359 struct sigaction sa; in test_pkru_preserved_after_sigusr1() local
448 sa.sa_handler = SIG_DFL; in test_pkru_sigreturn()
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/tools/testing/selftests/powerpc/tm/
A Dtm-sigreturn.c54 struct sigaction sa; in tm_sigreturn() local
61 memset(&sa, 0, sizeof(sa)); in tm_sigreturn()
62 sa.sa_handler = handler; in tm_sigreturn()
63 sigemptyset(&sa.sa_mask); in tm_sigreturn()
65 if (sigaction(SIGSEGV, &sa, NULL)) in tm_sigreturn()
/tools/testing/selftests/bpf/progs/
A Dconnect6_prog.c31 struct sockaddr_in6 sa; in connect_v6_prog() local
77 memset(&sa, 0, sizeof(sa)); in connect_v6_prog()
79 sa.sin6_family = AF_INET6; in connect_v6_prog()
80 sa.sin6_port = bpf_htons(0); in connect_v6_prog()
82 sa.sin6_addr.s6_addr32[0] = bpf_htonl(SRC_REWRITE_IP6_0); in connect_v6_prog()
83 sa.sin6_addr.s6_addr32[1] = bpf_htonl(SRC_REWRITE_IP6_1); in connect_v6_prog()
84 sa.sin6_addr.s6_addr32[2] = bpf_htonl(SRC_REWRITE_IP6_2); in connect_v6_prog()
85 sa.sin6_addr.s6_addr32[3] = bpf_htonl(SRC_REWRITE_IP6_3); in connect_v6_prog()
87 if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0) in connect_v6_prog()
A Dconnect_ping.c24 struct sockaddr_in sa = { in connect_v4_prog() local
31 if (do_bind && bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa))) in connect_v4_prog()
40 struct sockaddr_in6 sa = { in connect_v6_prog() local
47 if (do_bind && bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa))) in connect_v6_prog()
A Dconnect_force_port4.c32 struct sockaddr_in sa = {}; in connect4() local
36 sa.sin_family = AF_INET; in connect4()
37 sa.sin_port = bpf_htons(22222); in connect4()
38 sa.sin_addr.s_addr = bpf_htonl(0x7f000001); in connect4()
40 if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0) in connect4()
A Dfreplace_connect4.c12 struct sockaddr_in sa = {}; in new_do_bind() local
14 bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)); in new_do_bind()
A Dconnect_force_port6.c31 struct sockaddr_in6 sa = {}; in connect6() local
35 sa.sin6_family = AF_INET6; in connect6()
36 sa.sin6_port = bpf_htons(22223); in connect6()
37 sa.sin6_addr.s6_addr32[3] = bpf_htonl(1); in connect6()
39 if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0) in connect6()
A Dconnect4_prog.c40 struct sockaddr_in sa = {}; in do_bind() local
42 sa.sin_family = AF_INET; in do_bind()
43 sa.sin_port = bpf_htons(0); in do_bind()
44 sa.sin_addr.s_addr = bpf_htonl(SRC_REWRITE_IP4); in do_bind()
46 if (bpf_bind(ctx, (struct sockaddr *)&sa, sizeof(sa)) != 0) in do_bind()
/tools/testing/selftests/powerpc/security/
A Dflush_utils.c72 struct sigaction sa; in set_dscr() local
75 memset(&sa, 0, sizeof(sa)); in set_dscr()
76 sa.sa_sigaction = sigill_handler; in set_dscr()
77 sa.sa_flags = SA_SIGINFO; in set_dscr()
78 if (sigaction(SIGILL, &sa, NULL)) in set_dscr()
/tools/firewire/
A Dnosy-dump.c139 sa = malloc(sizeof *sa - sizeof sa->packet + length); in subaction_create()
140 if (!sa) in subaction_create()
143 sa->length = length; in subaction_create()
146 return sa; in subaction_create()
152 free(sa); in subaction_destroy()
240 print_packet((uint32_t *) &sa->packet, sa->length); in handle_transaction()
242 print_packet((uint32_t *) &sa->packet, sa->length); in handle_transaction()
491 t->request = sa; in handle_request_packet()
515 switch (sa->ack) { in handle_request_packet()
560 t->response = sa; in handle_response_packet()
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/tools/testing/selftests/arm64/fp/
A Dkernel-test.c251 struct sigaction sa; in main() local
258 memset(&sa, 0, sizeof(sa)); in main()
259 sa.sa_sigaction = handle_exit_signal; in main()
260 sa.sa_flags = SA_RESTART | SA_SIGINFO; in main()
261 sigemptyset(&sa.sa_mask); in main()
262 ret = sigaction(SIGTERM, &sa, NULL); in main()
267 sa.sa_sigaction = handle_kick_signal; in main()
268 ret = sigaction(SIGUSR1, &sa, NULL); in main()
272 ret = sigaction(SIGUSR2, &sa, NULL); in main()
/tools/testing/selftests/arm64/bti/
A Dtest.c155 struct sigaction sa; in start() local
206 sa.sa_handler = (sighandler_t)(void *)handler; in start()
207 sa.sa_flags = SA_SIGINFO; in start()
208 sigemptyset(&sa.sa_mask); in start()
209 sigaction(SIGILL, &sa, NULL); in start()
210 sigaddset(&sa.sa_mask, SIGILL); in start()
211 sigprocmask(SIG_UNBLOCK, &sa.sa_mask, NULL); in start()
A Dsignal.c29 int sigaction(int n, struct sigaction *sa, const struct sigaction *old) in sigaction() argument
31 return syscall(__NR_rt_sigaction, n, sa, old, sizeof(sa->sa_mask)); in sigaction()
/tools/perf/tests/
A Dbp_signal_overflow.c66 struct sigaction sa; in test__bp_signal_overflow() local
76 memset(&sa, 0, sizeof(struct sigaction)); in test__bp_signal_overflow()
77 sa.sa_sigaction = (void *) sig_handler; in test__bp_signal_overflow()
78 sa.sa_flags = SA_SIGINFO; in test__bp_signal_overflow()
80 if (sigaction(SIGIO, &sa, NULL) < 0) { in test__bp_signal_overflow()
A Dbp_signal.c167 struct sigaction sa; in test__bp_signal() local
176 memset(&sa, 0, sizeof(struct sigaction)); in test__bp_signal()
177 sa.sa_sigaction = (void *) sig_handler; in test__bp_signal()
178 sa.sa_flags = SA_SIGINFO; in test__bp_signal()
180 if (sigaction(SIGIO, &sa, NULL) < 0) { in test__bp_signal()
185 sa.sa_sigaction = (void *) sig_handler_2; in test__bp_signal()
186 if (sigaction(SIGUSR1, &sa, NULL) < 0) { in test__bp_signal()
/tools/testing/selftests/timers/
A Dposix_timers.c262 struct sigaction sa; in check_sig_ign() local
274 sa.sa_flags = SA_SIGINFO; in check_sig_ign()
276 sigemptyset(&sa.sa_mask); in check_sig_ign()
347 struct sigaction sa; in check_rearm() local
352 sa.sa_flags = SA_SIGINFO; in check_rearm()
354 sigemptyset(&sa.sa_mask); in check_rearm()
403 struct sigaction sa; in check_delete() local
408 sa.sa_flags = SA_SIGINFO; in check_delete()
410 sigemptyset(&sa.sa_mask); in check_delete()
552 struct sigaction sa; in check_overrun() local
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/tools/testing/selftests/bpf/prog_tests/
A Dconnect_ping.c31 struct sockaddr *sa = NULL; in subtest() local
38 sa = (struct sockaddr *)&sa4; in subtest()
43 sa = (struct sockaddr *)&sa6; in subtest()
56 if (!ASSERT_OK(connect(sock_fd, sa, sa_len), "connect")) in subtest()
68 if (!ASSERT_OK(getsockname(sock_fd, sa, &sa_len), in subtest()
/tools/testing/selftests/futex/functional/
A Dfutex_requeue_pi_signal_restart.c121 struct sigaction sa; in main() local
148 sa.sa_handler = handle_signal; in main()
149 sigemptyset(&sa.sa_mask); in main()
150 sa.sa_flags = 0; in main()
151 if (sigaction(SIGUSR1, &sa, NULL)) { in main()
/tools/testing/selftests/arm64/gcs/
A Dgcs-stress.c359 struct sigaction sa; in main() local
416 memset(&sa, 0, sizeof(sa)); in main()
417 sa.sa_sigaction = handle_exit_signal; in main()
418 sa.sa_flags = SA_RESTART | SA_SIGINFO; in main()
419 sigemptyset(&sa.sa_mask); in main()
420 ret = sigaction(SIGINT, &sa, NULL); in main()
424 ret = sigaction(SIGTERM, &sa, NULL); in main()
428 sa.sa_sigaction = handle_child_signal; in main()
429 ret = sigaction(SIGCHLD, &sa, NULL); in main()

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