vsyscall 3 arch/x86/entry/vsyscall/vsyscall_trace.h #define TRACE_SYSTEM vsyscall vsyscall 28 arch/x86/entry/vsyscall/vsyscall_trace.h #define TRACE_INCLUDE_PATH ../../arch/x86/entry/vsyscall/ vsyscall 261 tools/testing/selftests/proc/proc-pid-vm.c vsyscall();