powerpc/xmon: don't access ASDR in VMs

Michael Ellerman patch-notifications at ellerman.id.au
Wed Jan 29 16:17:31 AEDT 2020


On Tue, 2020-01-07 at 02:16:33 UTC, Sukadev Bhattiprolu wrote:
> >From 91a77dbea3c909ff15c66cded37f1334304a293d Mon Sep 17 00:00:00 2001
> From: Sukadev Bhattiprolu <sukadev at linux.ibm.com>
> Date: Mon, 6 Jan 2020 13:50:02 -0600
> Subject: [PATCH 1/1] powerpc/xmon: don't access ASDR in VMs
> 
> ASDR is HV-privileged and must only be accessed in HV-mode.
> Fixes a Program Check (0x700) when xmon in a VM dumps SPRs.
> 
> Signed-off-by: Sukadev Bhattiprolu <sukadev at linux.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/c2a20711fc181e7f22ee5c16c28cb9578af84729

cheers


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