user_arg3 32 tools/testing/selftests/powerpc/ptrace/ptrace-syscall.c #define user_arg3 gpr[6] user_arg3 24 tools/testing/selftests/x86/ptrace_syscall.c # define user_arg3 r10 user_arg3 34 tools/testing/selftests/x86/ptrace_syscall.c # define user_arg3 esi