Re: [PATCH] KVM: arm64: Change default caching mode for {PEND, PROP}BASER.outer

From: Marc Zyngier
Date: Sun Jul 05 2020 - 14:18:13 EST


On Wed, 1 Jul 2020 16:02:06 +0200, Alexander Graf wrote:
> PENDBASER and PROPBASER define the outer caching mode for LPI tables.
> The memory backing them may not be outer sharable, so we mark them as nC
> by default. This however, breaks Windows on ARM which only accepts
> SameAsInner or RaWaWb as values for outer cachability.
>
> We do today already allow the outer mode to be set to SameAsInner
> explicitly, so the easy fix is to default to that instead of nC for
> situations when an OS asks for a not fulfillable cachability request.
>
> [...]

Applied to kvm-arm64/next-5.9, thanks!

[1/1] KVM: arm64: vgic-its: Change default outer cacheability for {PEND, PROP}BASER
commit: 731532176716e2775a5d21115bb9c5c61e0cb704

Cheers,

M.
--
Without deviation from the norm, progress is not possible.