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Fri, 10 Apr 2026 10:02:47 +0000 (GMT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Fri, 10 Apr 2026 12:02:42 +0200 Message-Id: Cc: , , , , , , , , To: "Claudio Imbrenda" , Subject: Re: [PATCH v3 3/6] KVM: s390: Allow 4k granularity for memslots From: "Christoph Schlameuss" X-Mailer: aerc 0.21.0 References: <20260402150135.196943-1-imbrenda@linux.ibm.com> <20260402150135.196943-4-imbrenda@linux.ibm.com> In-Reply-To: <20260402150135.196943-4-imbrenda@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDEwMDA5MSBTYWx0ZWRfX5FeDzJo0AGbB KGUBbfnR/fTaeYf1/Oc6+UvWz+KVjPhDe8AtIzpULNVAgF34TO0XPI14IBTZYveg5+PEBbwibSn y0KKLY7kBQKQM7czpCBLVoE1+uDgRM+HbFkNo6E/tJ2dLOAbVFOl1eI1GBb3VPMZX4Ic4x3Cq+G JRMjIT6lgig34BPOZq7nfu7gXWGDWOKZQKyq2sR45yI8FFFXZTnqAhBG4SZCQsCcsobvSLb9GfH gU2Mc7VLmZj49RqQvo+bkRPxA01xR2BcjoYjFm5WBblq+c0/F+7nk/XEU1v1NFrQ3Ap/6b6rt8u Zl9akb/jg3oC/38G2jd/TadAAjSRhTWkBPHoRI3ySRPrrDoYBPwvCE2t5GZV/IXG+jM8TlCwqCH BxWLN6xCEKyPNH008KAVECC+nsyiwVFZO0s7GD3BeITR/XakUzsbkQmfsnEQ6EWAWS0SqzTE+tK 5Etvk8arBufjTkO182w== X-Authority-Analysis: v=2.4 cv=FsY1OWrq c=1 sm=1 tr=0 ts=69d8cacd cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=U7nrCbtTmkRpXpFmAIza:22 a=VnNF1IyMAAAA:8 a=qCOx4D0ofwUGgT_s5KUA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-ORIG-GUID: e7bHPMEH0SGrtGfuqnaz_mkK3BjzMcIs X-Proofpoint-GUID: e7bHPMEH0SGrtGfuqnaz_mkK3BjzMcIs X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-10_03,2026-04-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 impostorscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 adultscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604100091 On Thu Apr 2, 2026 at 5:01 PM CEST, Claudio Imbrenda wrote: > Until now memslots on s390 needed to have 1M granularity and be 1M > aligned. Since the new gmap code can handle memslots with 4k > granularity and alignment, remove the restrictions. > > Signed-off-by: Claudio Imbrenda > Reviewed-by: Christian Borntraeger Reviewed-by: Christoph Schlameuss > --- > arch/s390/kvm/kvm-s390.c | 20 ++++++-------------- > 1 file changed, 6 insertions(+), 14 deletions(-)