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Wed, 7 Jan 2026 20:42:53 +0000 From: Date: Wed, 7 Jan 2026 12:42:52 -0800 To: "David Hildenbrand (Red Hat)" , "linux-coco@lists.linux.dev" , "linux-mm@kvack.org" , KVM Message-ID: <695ec54cf5c3_875d1009d@dwillia2-mobl4.notmuch> In-Reply-To: <66c32ad4-a59a-425e-8a00-bcfb918e7559@kernel.org> References: <66c32ad4-a59a-425e-8a00-bcfb918e7559@kernel.org> Subject: Re: [Invitation] bi-weekly guest_memfd upstream call on 2025-12-04 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: BYAPR11CA0098.namprd11.prod.outlook.com (2603:10b6:a03:f4::39) To PH8PR11MB8107.namprd11.prod.outlook.com (2603:10b6:510:256::6) Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH8PR11MB8107:EE_|DS0PR11MB8182:EE_ X-MS-Office365-Filtering-Correlation-Id: b57d8847-4eac-4b8c-9c6b-08de4e2d548d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|366016|1800799024; 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Then, Christmas is already around the > corner and we'll skip the one on December 25. So we'll probably have our > next meeting then on January 8. Hi David, Great seeing you at LPC! Can I grab some time on the agenda to brainstorm the next level of detail on the topic I briefly ran by you in the hallway track? I.e. is there a path to decouple dependencies and land some of the low level huge page support upstream while the guest_memfd reworks for in place conversion and hugetlbfs backing continue to mature? As you said this at a minimum needs to be crippled / not production worthy to maintain focus and momentum on the guest_memfd rework completion. The observation that shifted my thinking is that, given the timelines and remaining work, there are solid steps that the low level implementations can be landing and maturing in advance of that integration. All net progress for upstream.