From: Christoph Hellwig <hch@infradead.org>
To: Eric Farman <farman@linux.ibm.com>
Cc: Christian Borntraeger <borntraeger@linux.ibm.com>,
Hendrik Brueckner <brueckner@linux.ibm.com>,
Janosch Frank <frankja@linux.ibm.com>,
Claudio Imbrenda <imbrenda@linux.ibm.com>,
David Hildenbrand <david@kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
kvm@vger.kernel.org, linux-s390@vger.kernel.org
Subject: Re: [PATCH v1 0/4] KVM: s390: Permit ESA mode guests in VSIE
Date: Tue, 31 Mar 2026 23:40:48 -0700 [thread overview]
Message-ID: <acy98BMq0BoqWPn3@infradead.org> (raw)
In-Reply-To: <20260401020915.1339228-1-farman@linux.ibm.com>
On Wed, Apr 01, 2026 at 04:09:11AM +0200, Eric Farman wrote:
> Hi Hendrik, Janosch, et al,
>
> Attached is a small series to allow ESA-mode guests in s390 VSIE.
> It continues to expect that z/Architecture is the default,
> unless opted in by userspace.
>
> I look forward to your thoughts; thanks!
What is the use case for this? Migrating existin VMs from 31-bit hosts
to 64-bit hosts?
next prev parent reply other threads:[~2026-04-01 6:40 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 2:09 [PATCH v1 0/4] KVM: s390: Permit ESA mode guests in VSIE Eric Farman
2026-04-01 2:09 ` [PATCH v1 1/4] KVM: s390: vsie: Allow non-zarch guests Eric Farman
2026-04-01 11:25 ` Janosch Frank
2026-04-01 13:31 ` Eric Farman
2026-04-01 2:09 ` [PATCH v1 2/4] KVM: s390: vsie: Disable some bits when in ESA mode Eric Farman
2026-04-01 12:58 ` Christian Borntraeger
2026-04-01 13:46 ` Eric Farman
2026-04-01 14:50 ` Janosch Frank
2026-04-01 2:09 ` [PATCH v1 3/4] KVM: s390: vsie: Accommodate ESA prefix pages Eric Farman
2026-04-01 11:45 ` Janosch Frank
2026-04-01 13:44 ` Eric Farman
2026-04-01 2:09 ` [PATCH v1 4/4] KVM: s390: Add KVM capability for ESA mode guests Eric Farman
2026-04-01 11:52 ` Janosch Frank
2026-04-01 6:40 ` Christoph Hellwig [this message]
2026-04-01 10:00 ` [PATCH v1 0/4] KVM: s390: Permit ESA mode guests in VSIE Janosch Frank
2026-04-06 5:37 ` Christoph Hellwig
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