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d=hostedemail.com; t=1732279024; a=rsa-sha256; cv=none; b=fhwrqrSNU6zjfKb9CUSlgfr/2T+pxpb8Ve9zoFtHSR0PElohLtw8fnwGriA3F7+L/BkalK v8fLredYFTj+3ohcwOxUuVQqivxKCpEGTihFOPocvx/Ap1wMCLOxe4MZWjHOLiDZaRLJ2c dPMomv3RyASjjFvZHrv2Z+sQTGoszMQ= ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=none; spf=pass (imf19.hostedemail.com: domain of hch@lst.de designates 213.95.11.211 as permitted sender) smtp.mailfrom=hch@lst.de; dmarc=none Received: by verein.lst.de (Postfix, from userid 2407) id 48E5268D0A; Fri, 22 Nov 2024 13:38:33 +0100 (CET) Date: Fri, 22 Nov 2024 13:38:33 +0100 From: Christoph Hellwig To: Lorenzo Stoakes Cc: Christoph Hellwig , Johannes Berg , Hajime Tazaki , linux-um@lists.infradead.org, ricarkol@google.com, Liam.Howlett@oracle.com, vbabka@suse.cz, linux-mm@kvack.org, Jann Horn , Damien Le Moal Subject: Re: [RFC PATCH v2 00/13] nommu UML Message-ID: <20241122123833.GA26432@lst.de> References: <77ab71c7-3608-4636-a618-3044c2316a92@lucifer.local> <0930a0fa8e28ecaf92727229e6633278399409e7.camel@sipsolutions.net> <20241122121826.GA26024@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-Rspamd-Server: rspam10 X-Stat-Signature: k8ep8u8s6qxtyuaixf1ssz7hbfd936is X-Rspamd-Queue-Id: D17EE1A000C X-Rspam-User: X-HE-Tag: 1732279049-777302 X-HE-Meta: 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 424GvcYa /aHf2KfdH211Kne+wr52QoNqF24bV+OptqkXbNEm/w7UDll0jiqwPbc3PtTNuf/y/J4AUduERWODkuP4= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Nov 22, 2024 at 12:25:19PM +0000, Lorenzo Stoakes wrote: > It's an ongoing maintenance burden, discussions about seeing whether it's > feasible to remove it have been had in multiple places. > > I have personally run into issues having to accommodate it on numerous > occasions, as have many others. > > I'd be interested to know which products specifically ship this and also > require tip kernel, perhaps this is just a case of my not being aware of > certain architectures? I can't tell you the products I know on commercial basis. Most of them are arm based, but I also know about at least one RISC-V one. They all used the latest long term stable at the time of release and tend to stay on that. And the involved vendors keep spinning out new versions of these every few years.