[PATCH] powerpc/64s: use ibm, tlbiel-congruence-classes-(hash|radix) dt property
Aneesh Kumar K.V
aneesh.kumar at linux.vnet.ibm.com
Mon Apr 24 19:22:30 AEST 2017
On Monday 24 April 2017 02:47 PM, Michael Ellerman wrote:
> "Aneesh Kumar K.V" <aneesh.kumar at linux.vnet.ibm.com> writes:
>> Nicholas Piggin <npiggin at gmail.com> writes:
>>> tlbiel instruction with IS!=0 on POWER7 and later Book3s CPUs invalidate
>>> TLBs belonging to a specified congruence class. In order to operate on
>>> the entire TLB, all congruence classes must be specified, requiring a
>>> software loop.
> ...
>>
>> This may need a rebase if mpe is going to take https://lists.ozlabs.org/pipermail/linuxppc-dev/2017-April/157130.html
>
> I would but it says "Not yet tested" :)
>
Anton replied with test results.
-aneesh
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