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SubjectRe: [PATCH v4 2/4] arm64: Work around Falkor erratum 1003
On Wed, Feb 01, 2017 at 11:29:22AM -0500, Christopher Covington wrote:
> On 01/31/2017 12:56 PM, Marc Zyngier wrote:
> > Given that all ARMv8 CPUs can support SW_PAN, it is more likely to be
> > enabled than the ARMv8.1 PAN. I'd vote for supporting the workaround in
> > that case too, and hope that people do enable the HW version.
>
> Okay, I'll do my best to add support for the SW PAN case. I rebased and
> submitted v6 of the E1009 patch [1] so that it no longer depends on this
> patch landing first, if you all are inclined to pick it up while work on
> this E1003 patch continues.

The alternative is not enabling SW_PAN (at runtime) if this errata is
present, along with a warning stating that hardware-PAN should be
enabled in kconfig instead. Not sure what distributions will make of that
though.

> 1. https://patchwork.kernel.org/patch/9547923/

Yup, I queued that one locally and I'll push to -next tomorrow.

Thanks,

Will

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