Hi Catalin, > On Thu, Apr 10, 2025 at 08:47:21AM +0100, Yeoreum Yun wrote: > > diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c > > index 35f521e5f41c..a539eeb0bfc0 100644 > > --- a/tools/testing/selftests/arm64/abi/hwcap.c > > +++ b/tools/testing/selftests/arm64/abi/hwcap.c > > @@ -1098,6 +1098,12 @@ static const struct hwcap_data { > > .sigill_fn = hbc_sigill, > > .sigill_reliable = true, > > }, > > + { > > + .name = "MTE_FAR", > > + .at_hwcap = AT_HWCAP3, > > + .hwcap_bit = HWCAP3_MTE_FAR, > > + .cpuinfo = "mte_far", > > + }, > > }; > > This is all good but I'd also like to see a test to check the FAR_EL1 > bits are actually exposed to the signal handler when the hwcap is > present. > Okay. I'll integrate the address tag check test into check_mamp_option. -- Sincerely, Yeoreum Yun