GDT3 808 tools/testing/selftests/x86/sigreturn.c GDT3(gdt_data16_idx)); GDT3 810 tools/testing/selftests/x86/sigreturn.c GDT3(gdt_data16_idx)); GDT3 812 tools/testing/selftests/x86/sigreturn.c GDT3(gdt_data16_idx)); GDT3 869 tools/testing/selftests/x86/sigreturn.c test_bad_iret(32, GDT3(gdt_npdata32_idx), -1);