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Tue, 21 Apr 2026 14:25:57 +0000 (GMT) Received: from li-008a6a4c-3549-11b2-a85c-c5cc2836eea2.ibm.com (unknown [9.52.215.75]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTPS; Tue, 21 Apr 2026 14:25:57 +0000 (GMT) Date: Tue, 21 Apr 2026 16:25:56 +0200 From: Alexander Gordeev To: "David Hildenbrand (Arm)" Cc: Kevin Brodsky , Andrew Morton , Gerald Schaefer , Heiko Carstens , Christian Borntraeger , Vasily Gorbik , Claudio Imbrenda , linux-s390@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 1/6] mm: Make lazy MMU mode context-aware Message-ID: <8a70c78d-36d2-4da8-9c10-e39a1f69ec2d-agordeev@linux.ibm.com> References: <8809412aaed8a515fe2e149c822543d640060936.1776264097.git.agordeev@linux.ibm.com> <3daccad8-cf08-4543-b9ec-b34711a4ed14@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3daccad8-cf08-4543-b9ec-b34711a4ed14@kernel.org> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: zOGn3bc-uCXJ1VnIwroqLa9JorHBLG9F X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDIxMDE0MyBTYWx0ZWRfXwK3Au59d/O88 EFPF+igDeKCgztav8Xi21cxRQbtROvMGXHbwld8sYoyG75Bv59oW854tfEGkfxvYrGwHHTAs+CY aWsX+5lzUAAXcJrXsVzNtipZQSDqUfT4zPfG2Wq+kD0rjBOYu3TvZqIJO2mCqBUFfKmVpHWRJM/ MunIxDJotoO4WCF2XDohTSHsMyCkLTzLuBttGVCVdiTY81ZFKajgnwmNnT9uDWe8iNSq8fEPrFI RfZ/W6KliO4NMvtYCd9x7jf7bAY8ydc5uO/hcOq1+nQnhoyNNa7Ph/OIfj12tj9xqrmkyWb23DY M4OvGkY6wXnsbOfgKncCR4ZZuzADolUQIc29sm/QqpxYSKDyLX92kDJ8kGv2EfVlOOGV7sknNl+ GQi5b4ELj8ejwYx5q8GKIdjYitPLgAdAVU5zmnYhHxnEKE1cNS4ry9mZIe6+9PTddyc1P+s3Jsx 5JJ4Gr2dyCvTDw6jtmw== X-Proofpoint-GUID: zOGn3bc-uCXJ1VnIwroqLa9JorHBLG9F X-Authority-Analysis: v=2.4 cv=B7iJFutM c=1 sm=1 tr=0 ts=69e788fa cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=kj9zAlcOel0A:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=iQ6ETzBq9ecOQQE5vZCe:22 a=VwQbUJbxAAAA:8 a=2RKckqcH8cpCXoM4mLcA:9 a=CjuIK1q_8ugA:10 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=2026-04-21_02,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 spamscore=0 impostorscore=0 adultscore=0 bulkscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604210143 X-Rspamd-Queue-Id: BC264C000D X-Rspamd-Server: rspam12 X-Stat-Signature: swkuydb4enq73ke8wm1mn6teh18m7fjo X-Rspam-User: X-HE-Tag: 1776781568-342545 X-HE-Meta: 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 1I2zPmoS se8x9LI+AiBSWUIwUOu60P1AWrsfAm3LwVJBDpa4A8nFAxAQkpdWUvulRHpH3Od+rrhUvOhyiLFHLbT4IBDwn5rQU8xRExB7z+zADK9/8hlPk7YqP8Q3KfAPg2cCrqy5poY0O2syerTB4edEAr/PxnE6/etGQ0a+Pe8niHaPqMZQEVSBxXhdwvN0PbUI0PTrQQvm4hupmfwC62bxkHnq0KSmuO8mfOIFN3ARbW+UuwoaCFqk1f4nFsgZSCxGwXx3JJUpfQcOo2ckSbQxavps6wC9vRNmaTt9ZqIJ7TGoqUyUw4quB27pXP/n34FC3i4aZ3TRAyvQZKb8WwKg= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Apr 21, 2026 at 04:15:44PM +0200, David Hildenbrand (Arm) wrote: > I'm still wondering about a better name for this. "enable_for" indeed > sounds like it's only for that range. > > Maybe really something including a hint like you previously proposed > > lazy_mmu_mode_enable_with_ptes() > > lazy_mmu_mode_enable_with_pte_hints() > > I think lazy_mmu_mode_enable_with_ptes() is neat. > > Thoughts? Works for me. > In any case, on the general approach + semantics: > > Acked-by: David Hildenbrand (Arm) ... > -- > Cheers, > > David Thanks!