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Tsirkin" , Jason Wang , Xuan Zhuo , Eugenio =?ISO-8859-1?Q?P=E9rez?= , Andrew Morton , Jonathan Corbet , Hendrik Brueckner Date: Thu, 31 Oct 2024 10:52:00 -0400 In-Reply-To: <67a85d88-6705-4e8e-ba48-7b945aca4d8f@linux.ibm.com> References: <20241025141453.1210600-1-david@redhat.com> <20241030093453.6264-H-hca@linux.ibm.com> <67a85d88-6705-4e8e-ba48-7b945aca4d8f@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-2.fc40) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: RZZHKLG0DjRZaVpObym4PP_q71cjF6_I X-Proofpoint-GUID: S4IY6Vq2BQurOvyMtvCHK31wWN3P9WEN X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 bulkscore=0 mlxlogscore=999 clxscore=1011 priorityscore=1501 suspectscore=0 lowpriorityscore=0 mlxscore=0 impostorscore=0 malwarescore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410310110 On Wed, 2024-10-30 at 17:49 +0100, Christian Borntraeger wrote: >=20 > Am 30.10.24 um 10:34 schrieb Heiko Carstens: > > On Fri, Oct 25, 2024 at 04:14:45PM +0200, David Hildenbrand wrote: > > > Let's finally add s390 support for virtio-mem; my last RFC was sent > > > 4 years ago, and a lot changed in the meantime. > > >=20 > > > The latest QEMU series is available at [1], which contains some more > > > details and a usage example on s390 (last patch). > > >=20 > > > There is not too much in here: The biggest part is querying a new dia= g(500) > > > STORAGE_LIMIT hypercall to obtain the proper "max_physmem_end". > >=20 > > ... > >=20 > > > David Hildenbrand (7): > > > Documentation: s390-diag.rst: make diag500 a generic KVM hypercall > > > Documentation: s390-diag.rst: document diag500(STORAGE LIMIT) > > > subfunction > > > s390/physmem_info: query diag500(STORAGE LIMIT) to support QEMU/KV= M > > > memory devices > > > virtio-mem: s390 support > > > lib/Kconfig.debug: default STRICT_DEVMEM to "y" on s390 > > > s390/sparsemem: reduce section size to 128 MiB > > > s390/sparsemem: provide memory_add_physaddr_to_nid() with CONFIG_N= UMA > > >=20 > > > Documentation/virt/kvm/s390/s390-diag.rst | 35 +++++++++++++---- > > > arch/s390/boot/physmem_info.c | 47 ++++++++++++++++++++= ++- > > > arch/s390/boot/startup.c | 7 +++- > > > arch/s390/include/asm/physmem_info.h | 3 ++ > > > arch/s390/include/asm/sparsemem.h | 10 ++++- > > > drivers/virtio/Kconfig | 12 +++--- > > > lib/Kconfig.debug | 2 +- > > > 7 files changed, 98 insertions(+), 18 deletions(-) > >=20 > > I'll apply the whole series as soon as there are ACKs for the third > > patch, and from the KVM guys for the whole series. > > Christian, Janosch, Claudio? >=20 > Acked-by: Christian Borntraeger > for the series. >=20 > @Eric Farman, > Was someone from your team planning to look into this (testing, review wh= atever)? The guy that was testing it just got back from a long holiday. I'll ping hi= m and see if he can chime in here.