From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 612A2C531F7 for ; Thu, 23 Jul 2026 15:11:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=RdBdgCK7BfzRGUHMI7MzYTNkx4x5KLeBpWlA8S2KvCY=; b=u4+Ju9pW0Rl9xAVbCuPvd1cvLe 4XWcBvhdrNZMGjDUyuA3V7M472ZDAAEw2oWW9hsg3t/RF76LqwqmPmJKGqhXcPNFuCXt4zaHmGyBn WNmlOvpLOH09gZEiD+/5A5k0jDL5btEQW68z1J7ea5mC0Z2LUW3S9BkymKkvka+f/q3zpngxrNmGJ 7DkiHT/goq90p/TEX63pzD4jnGnSnkuO5ikVMYUAybpYNs+d9bEENHdeGzHId8nWjEzgxnfx6TYVk AaRkNQp/GNpXs7uSVmX5CF+u0qduJVhj+OjNdgBd3o0EbjrgBF2gv8apVmDSdvVCvPmMocVZG4hum anKHUB1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wmv5B-0000000EZ8r-2gZ3; Thu, 23 Jul 2026 15:11:33 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wmv59-0000000EZ8F-3Dsi for linux-um@lists.infradead.org; Thu, 23 Jul 2026 15:11:31 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 3259D40E29; Thu, 23 Jul 2026 15:11:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C96B01F00A3A; Thu, 23 Jul 2026 15:11:29 +0000 (UTC) Date: Thu, 23 Jul 2026 16:11:15 +0100 From: "Lorenzo Stoakes (ARM)" To: Johannes Berg Cc: linux-um@lists.infradead.org, Hajime Tazaki , liam@infradead.org, Ricardo Koller Subject: Re: [PATCH v2 00/10] simplified UML/NOMMU approach Message-ID: References: <20260723093633.140989-12-johannes@sipsolutions.net> <07b3c945a5aeeb08fb25955fb072308e3744402e.camel@sipsolutions.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <07b3c945a5aeeb08fb25955fb072308e3744402e.camel@sipsolutions.net> X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org On Thu, Jul 23, 2026 at 02:22:50PM +0200, Johannes Berg wrote: > On Thu, 2026-07-23 at 12:50 +0100, Lorenzo Stoakes (ARM) wrote: > > On Thu, Jul 23, 2026 at 11:35:41AM +0200, Johannes Berg wrote: > > > Prior RFC/v1 was here: > > > https://lore.kernel.org/linux-um/20260720185103.530603-11-johannes@sipsolutions.net/ > > > > Thanks for this! I really really want a nommu UML mode for testing purposes so > > I'm very happy you're doing this :) > > :) > > > One mildly annoying note though - it'd be good for the cover letter to summarise > > what the series is about, what it achieves, how it compares for instance to > > Hajime's original approach ([0]). > > > > I guess how cover letters are used varies by subsystem somewhat but I find it > > really actively useful to see a summary in the cover letter. > > > > Anyway reading thorugh the RFC which already covers this seems that this > > achieves nommu UML with less changes needed which sounds really interesting! > > Right, sorry, I got lazy and didn't copy/paste the RFC cover letter but > only put the link to it instead. Is there something beyond what I wrote > there that you were looking for? No, I think the previous version covered it off well, just a nag (hence being self aware about the mildly annoying nature of it :P) UML isn't really my area so can't give in-depth review but I really want this to be a thing so happy to be cc'd on this! > > > > I may pull this series locally and have a play... :) > > If you do, let us know how it goes :) Will do! :) > > johannes Cheers, Lorenzo