Nicholas Piggin writes:
> Excerpts from Michael Ellerman's message of December 14, 2020 8:43 pm:
>> Nicholas Piggin writes:
>>> Excerpts from Geert Uytterhoeven's message of December 10, 2020 7:06 pm:
Hi Nicholas,
On Fri, Nov 20, 2020 at 4:01 AM Nicholas Piggin wrote:
>
>
Excerpts from Michael Ellerman's message of December 14, 2020 8:43 pm:
> Nicholas Piggin writes:
>> Excerpts from Geert Uytterhoeven's message of December 10, 2020 7:06 pm:
>>> Hi Nicholas,
>>>
>>> On Fri, Nov 20, 2020 at 4:01 AM Nicholas Piggin wrote:
When offlining a CPU, powerpc/64s
Nicholas Piggin writes:
> Excerpts from Geert Uytterhoeven's message of December 10, 2020 7:06 pm:
>> Hi Nicholas,
>>
>> On Fri, Nov 20, 2020 at 4:01 AM Nicholas Piggin wrote:
>>>
>>> When offlining a CPU, powerpc/64s does not flush TLBs, rather it just
>>> leaves the CPU set in mm_cpumasks, so
Excerpts from Geert Uytterhoeven's message of December 10, 2020 7:06 pm:
> Hi Nicholas,
>
> On Fri, Nov 20, 2020 at 4:01 AM Nicholas Piggin wrote:
>>
>> When offlining a CPU, powerpc/64s does not flush TLBs, rather it just
>> leaves the CPU set in mm_cpumasks, so it continues to receive TLBIEs
>>
Hi Nicholas,
On Fri, Nov 20, 2020 at 4:01 AM Nicholas Piggin wrote:
>
> When offlining a CPU, powerpc/64s does not flush TLBs, rather it just
> leaves the CPU set in mm_cpumasks, so it continues to receive TLBIEs
> to manage its TLBs.
>
> However the exit_flush_lazy_tlbs() function expects that a
When offlining a CPU, powerpc/64s does not flush TLBs, rather it just
leaves the CPU set in mm_cpumasks, so it continues to receive TLBIEs
to manage its TLBs.
However the exit_flush_lazy_tlbs() function expects that after
returning, all CPUs (except self) have flushed TLBs for that mm, in
which ca
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