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Re: [PATCH v3 00/17] target/arm: Implement LVA, LPA, LPA2 features
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From: |
Peter Maydell |
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Subject: |
Re: [PATCH v3 00/17] target/arm: Implement LVA, LPA, LPA2 features |
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Date: |
Tue, 1 Mar 2022 16:16:25 +0000 |
On Tue, 1 Mar 2022 at 16:08, Peter Maydell <peter.maydell@linaro.org> wrote:
>
> On Wed, 23 Feb 2022 at 22:31, Richard Henderson
> <richard.henderson@linaro.org> wrote:
> >
> > Changes for v3:
> > * Update emulation.rst.
> > * Split out separate update to ID_AA64MMFR0.
> > * Hack for avocado.
> >
> > If the avocado hack isn't acceptable, perhaps just drop the
> > last two patches for now?
>
> I think that given that there are Linux kernels out there
> that won't boot if LPA2 is enabled, we should probably have
> a -cpu command line option to disable it. Otherwise we might
> get a bunch of "why did my kernel stop booting" bug reports.
...and should using a versioned machine type also default
-cpu max to not enabling that? Not sure what x86 or other
precedent is there.
-- PMM