Re: [RESEND PATCH v6 7/7] arm64: KVM: Implement 4 levels of translation tables for HYP and stage2

From: Christoffer Dall
Date: Tue May 27 2014 - 10:03:01 EST


On Mon, May 12, 2014 at 06:56:00PM +0900, Jungseok Lee wrote:
> This patch adds 4 levels of translation tables implementation for both
> HYP and stage2.
>
> Both symmetric and asymmetric configurations for page size and translation
> levels are are validated on Fast Models:
>
> 1) 4KB + 3 levels guest on 4KB + 4 levels host
> 2) 4KB + 4 levels guest on 4KB + 4 levels host
> 3) 64KB + 2 levels guest on 4KB + 4 levels host
> 4) 4KB + 3 levels guest on 64KB + 2 levels host
> 5) 4KB + 4 levels guest on 64KB + 2 levels host
> 6) 64KB + 2 levels guest on 64KB + 2 levels host
>
> Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
> Cc: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
> Signed-off-by: Jungseok Lee <jays.lee@xxxxxxxxxxx>
> Reviewed-by: Sungjinn Chung <sungjinn.chung@xxxxxxxxxxx>
> Acked-by: Kukjin Kim <kgene.kim@xxxxxxxxxxx>

I'm going to hold off giving this a final review until we have that
previous VTTBR_X patch sorted out.

Given the number of open questions in that one, I recommend you factor
that patch out of this patch set, get that sorted out first, and then
send a new version of this patch set once we have an agreement on the
other patch.

-Christoffer
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