From: Andrew Donnellan <ajd@linux.ibm.com>
To: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>,
Michael Ellerman <mpe@ellerman.id.au>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: powerpc/xmon: don't access ASDR in VMs
Date: Tue, 7 Jan 2020 13:59:46 +1100 [thread overview]
Message-ID: <3e8bc757-a1dc-b2d0-dddc-75f69e35a65b@linux.ibm.com> (raw)
In-Reply-To: <20200107021633.GB29843@us.ibm.com>
On 7/1/20 1:16 pm, Sukadev Bhattiprolu wrote:
> From 91a77dbea3c909ff15c66cded37f1334304a293d Mon Sep 17 00:00:00 2001
> From: Sukadev Bhattiprolu <sukadev@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@linux.ibm.com>
I think this should be:
Fixes: d1e1b351f50f9 ("powerpc/xmon: Add ISA v3.0 SPRs to SPR dump")
Cc: stable@vger.kernel.org
Apart from that
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
--
Andrew Donnellan OzLabs, ADL Canberra
ajd@linux.ibm.com IBM Australia Limited
next prev parent reply other threads:[~2020-01-07 3:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-07 2:16 powerpc/xmon: don't access ASDR in VMs Sukadev Bhattiprolu
2020-01-07 2:59 ` Andrew Donnellan [this message]
2020-01-29 5:17 ` Michael Ellerman
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