From: Heiko Carstens <hca@linux.ibm.com>
To: David Hildenbrand <david@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-s390@vger.kernel.org, virtualization@lists.linux.dev,
linux-doc@vger.kernel.org, kvm@vger.kernel.org,
"Vasily Gorbik" <gor@linux.ibm.com>,
"Alexander Gordeev" <agordeev@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>,
"Sven Schnelle" <svens@linux.ibm.com>,
"Thomas Huth" <thuth@redhat.com>,
"Cornelia Huck" <cohuck@redhat.com>,
"Janosch Frank" <frankja@linux.ibm.com>,
"Claudio Imbrenda" <imbrenda@linux.ibm.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Jason Wang" <jasowang@redhat.com>,
"Xuan Zhuo" <xuanzhuo@linux.alibaba.com>,
"Eugenio Pérez" <eperezma@redhat.com>,
"Eric Farman" <farman@linux.ibm.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
"Jonathan Corbet" <corbet@lwn.net>,
"Mario Casquero" <mcasquer@redhat.com>
Subject: Re: [PATCH v3 3/7] s390/physmem_info: query diag500(STORAGE LIMIT) to support QEMU/KVM memory devices
Date: Wed, 30 Oct 2024 11:04:18 +0100 [thread overview]
Message-ID: <20241030100418.6264-I-hca@linux.ibm.com> (raw)
In-Reply-To: <35fc960b-0013-4264-93d6-6511d54ab474@redhat.com>
On Wed, Oct 30, 2024 at 10:42:05AM +0100, David Hildenbrand wrote:
> On 30.10.24 10:23, Heiko Carstens wrote:
> > Looks like I couldn't convince you to implement a query subcode.
>
> Well, you convinced me that it might be useful, but after waiting on
> feedback from the KVM folks ... which didn't happen I moved on. In the cover
> letter I have "No query function for diag500 for now."
>
> My thinking was that if we go for a query subcode, maybe we'd start "anew"
> with a new diag and use "0=query" like all similar instructions I am aware
> of. And that is then a bigger rework ...
>
> ... and I am not particularly interested in extra work without a clear
> statement from KVM people what (a) if that work is required and; (b) what it
> should look like.
Yes, it is all good. Let's just move on.
next prev parent reply other threads:[~2024-10-30 10:04 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-25 14:14 [PATCH v3 0/7] virtio-mem: s390 support David Hildenbrand
2024-10-25 14:14 ` [PATCH v3 1/7] Documentation: s390-diag.rst: make diag500 a generic KVM hypercall David Hildenbrand
2024-10-30 9:18 ` Heiko Carstens
2024-10-31 14:56 ` Eric Farman
2024-10-31 21:41 ` David Hildenbrand
2024-10-25 14:14 ` [PATCH v3 2/7] Documentation: s390-diag.rst: document diag500(STORAGE LIMIT) subfunction David Hildenbrand
2024-10-30 9:18 ` Heiko Carstens
2024-10-31 14:58 ` Eric Farman
2024-10-25 14:14 ` [PATCH v3 3/7] s390/physmem_info: query diag500(STORAGE LIMIT) to support QEMU/KVM memory devices David Hildenbrand
2024-10-30 9:23 ` Heiko Carstens
2024-10-30 9:42 ` David Hildenbrand
2024-10-30 10:04 ` Heiko Carstens [this message]
2024-10-30 14:32 ` Alexander Gordeev
2024-10-30 16:43 ` David Hildenbrand
2024-10-25 14:14 ` [PATCH v3 4/7] virtio-mem: s390 support David Hildenbrand
2024-10-30 9:24 ` Heiko Carstens
2024-10-25 14:14 ` [PATCH v3 5/7] lib/Kconfig.debug: default STRICT_DEVMEM to "y" on s390 David Hildenbrand
2024-10-25 14:14 ` [PATCH v3 6/7] s390/sparsemem: reduce section size to 128 MiB David Hildenbrand
2024-10-25 14:14 ` [PATCH v3 7/7] s390/sparsemem: provide memory_add_physaddr_to_nid() with CONFIG_NUMA David Hildenbrand
2024-10-30 9:30 ` Heiko Carstens
2024-10-30 9:34 ` [PATCH v3 0/7] virtio-mem: s390 support Heiko Carstens
2024-10-30 16:49 ` Christian Borntraeger
2024-10-31 14:52 ` Eric Farman
2024-10-31 16:27 ` Sumanth Korikkar
2024-10-31 16:47 ` Sumanth Korikkar
2024-10-31 17:30 ` David Hildenbrand
2024-11-04 10:14 ` Heiko Carstens
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