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Wed, 12 Aug 2026 19:07:59 +0000 (GMT) Received: from [9.87.128.143] (unknown [9.87.128.143]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 12 Aug 2026 19:07:59 +0000 (GMT) Message-ID: Date: Wed, 12 Aug 2026 21:07:59 +0200 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 20/33] KVM: s390: gmap: Make CMMA optional To: Steffen Eiden , kvm@vger.kernel.org, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org Cc: Alexander Gordeev , Andreas Grapentin , Arnd Bergmann , Catalin Marinas , Claudio Imbrenda , David Hildenbrand , Friedrich Welter , Fuad Tabba , Gautam Gala , Hariharan Mari , Heiko Carstens , Hendrik Brueckner , Ilya Leoshkevich , Janosch Frank , Joey Gouly , Marc Zyngier , Nico Boehr , Nina Schoetterl-Glausch , Oliver Upton , Paolo Bonzini , Sean Christopherson , Suzuki K Poulose , Sven Schnelle , Ulrich Weigand , Vasily Gorbik , Will Deacon , Zenghui Yu References: <20260812153631.3376090-1-seiden@linux.ibm.com> <20260812153631.3376090-21-seiden@linux.ibm.com> Content-Language: en-US From: Christian Borntraeger In-Reply-To: <20260812153631.3376090-21-seiden@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Authority-Analysis: v=2.4 cv=AMtp2X5w c=1 sm=1 tr=0 ts=6a7cc496 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=Y2IxJ9c9Rs8Kov3niI8_:22 a=VnNF1IyMAAAA:8 a=1cI6C-Gj8dI5Zpl3tX8A:9 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: lIBylJEy1EUnvzPXQEiS1SxJWfmCeqhR X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODEyMDE1MyBTYWx0ZWRfXysar7f7Dhnf6 hrfCN6DRMCYlT5OJ2j1L2K7E4+qRLa8z17iU7xp/m70CO6jYrcoqPShrRsyLfLxinJv1gX9k8r0 tDb+qgFtC6Ehy0wF60g0FYuYUnPM6Nn0Ad0CE2KBrbYvrsgDqiNEqjk9HN57UR9yEjkX9nT9a2j wcDUlB+RD2hc4adeZa8NSYFFo+IqNX/3yRfunRd97TWYKUSa4rdocTuzW+gYhCMER1eV9UUwjnv H9zv7CLjlrnY9X4XAyYz7zCFMzRMLnEDUVquFAdcHo4dXOPPeVwqRLIQHp8YolDQA59//xV+UuV 2HYARoX3SY2tEEoc8DiIoUISx838xDD2nWYPX0Ld9N1+7r60YERryZ0d9EbxHav9USCPoXnBFiU Ze5n51xSfox6Ft52eed/fsZlhZx90OTWqrNNM6ZxLCMjkgZwhY0hZtDW2YEf9j+s+JO/q/5JyIj wCPzwbPkWgHGk5emmug== X-Proofpoint-ORIG-GUID: FW7IWMGQdA2C46ZRfGmSAllX2Sly1M_X X-Proofpoint-Spam-Info: AW1haW4tMjYwODEyMDE1MyBTYWx0ZWRfX/tVSkLuNfHXH 0swdNiBbqyVhlRfHdbxUcwavYxmxD9nA8/QbjmrNW0quY170KeQkSHE02ZUW8HGjkqdRljA0obK WKYSeGkT8/+5AtXzPFaN4LgC1ysEdaM= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-12_05,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 phishscore=0 spamscore=0 bulkscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608120153 Am 12.08.26 um 17:36 schrieb Steffen Eiden: > Guard guest CMMA behind `KVM_S390_MANAGES_S390_GUEST`. This enables > other KVM implementations to use gmap without implementing CMMA. > > No functional changes. > > Signed-off-by: Steffen Eiden Reviewed-by: Christian Borntraeger