arch/mips/include/asm/uasm.h

175

Ip_u1(_syscall);

arch/mips/mm/uasm.c

385

I_u1(_syscall);

include/linux/compat.h

249

int _syscall; /* triggering system call number */

include/uapi/asm-generic/siginfo.h

111

int _syscall; /* triggering system call number */

include/uapi/asm-generic/siginfo.h

167

#define si_syscall _sifields._sigsys._syscall

tools/include/nolibc/sys/syscall.h

18

#define syscall(...) __sysret(_syscall(__VA_ARGS__))

tools/testing/selftests/nolibc/nolibc-test.c

1508

CASE_TEST(_syscall_noargs); EXPECT_SYSEQ(is_nolibc, _syscall(__NR_getpid), getpid()); break;

tools/testing/selftests/nolibc/nolibc-test.c

1509

CASE_TEST(_syscall_args); EXPECT_SYSEQ(is_nolibc, _syscall(__NR_statx, 0, NULL, 0, 0, NULL), -EFAULT); break;

tools/testing/selftests/seccomp/seccomp_bpf.c

1171

int _syscall; /* triggering system call number */

tools/testing/selftests/seccomp/seccomp_bpf.c

1179

EXPECT_EQ(__NR_getpid, sigsys->_syscall);