Michael Ellerman writes:
> "Aneesh Kumar K.V" writes:
>
.
>> @@ -232,8 +246,9 @@ void __init setup_kuap(bool disabled)
>> cur_cpu_spec->mmu_features |= MMU_FTR_KUAP;
>> }
>>
>> -/* Make sure userspace can't change the AMR */
>> -mtspr(SPRN_UAMOR, 0);
>
> Why no
"Aneesh Kumar K.V" writes:
> UAMOR values are not application-specific.
It used to be, that's worth mentioning.
> The kernel initializes its value based on different reserved keys.
> Remove the thread-specific UAMOR value and don't switch the UAMOR on
> context switch.
>
> Move UAMOR initializat