linux-kernel - Re: [PATCH v1 0/2] powerpc/pseries/cmm: two smaller fixes

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Message-ID: <87zf86n3vq.ritesh.list@gmail.com>
Date: Fri, 28 Nov 2025 10:35:29 +0530
From: Ritesh Harjani (IBM) <ritesh.list@...il.com>
To: "David Hildenbrand (Red Hat)" <david@...nel.org>, linux-kernel@...r.kernel.org
Cc: linux-mm@...ck.org, linuxppc-dev@...ts.ozlabs.org, Andrew Morton <akpm@...ux-foundation.org>, Madhavan Srinivasan <maddy@...ux.ibm.com>, Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, Christophe Leroy <christophe.leroy@...roup.eu>
Subject: Re: [PATCH v1 0/2] powerpc/pseries/cmm: two smaller fixes

"David Hildenbrand (Red Hat)" <david@...nel.org> writes:

> On 10/21/25 12:06, David Hildenbrand wrote:
>> Two smaller fixes identified while doing a bigger rework.
>> 
>> Compile-tested only as I don't have an easy way to test right now.
>> 
>> I would prefer for these patches to go through the MM tree as I will
>> be sending out a bigger version soon that is based on this series --
>> I split of the fixes from the other stuff.
>> 
>
> Ping,
>
> I tried to get CMM running again (using the simulation mode I introduced 
> a while back), but so far my attempts to get a reasonable powernv VM 
> booted in QEMU failed :(
>
> (e.g., Fedora qcow2 images use xfs, but the open powernv loader is based 
> on a 5.10 kernel without some mystical XFS feature ...)
>

Sorry, I missed seeing this earlier.

Do you have the link to simulation mode which you are referring above
please? So far I didn't find the support of this beyond Linux LPAR
(pseries), but maybe I missed it.

-ritesh