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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 41DDBC25B75 for ; Thu, 23 May 2024 21:29:36 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.728879.1133939 (Exim 4.92) (envelope-from ) id 1sAG04-0006OH-9e; Thu, 23 May 2024 21:29:24 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 728879.1133939; Thu, 23 May 2024 21:29:24 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sAG04-0006OA-6t; Thu, 23 May 2024 21:29:24 +0000 Received: by outflank-mailman (input) for mailman id 728879; Thu, 23 May 2024 21:29:22 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sAG02-0006Nx-HV for xen-devel@lists.xenproject.org; Thu, 23 May 2024 21:29:22 +0000 Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sAG02-0006bP-5M; Thu, 23 May 2024 21:29:22 +0000 Received: from gw1.octic.net ([88.97.20.152] helo=[10.0.1.244]) by xenbits.xenproject.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1sAG01-0004SE-Vp; Thu, 23 May 2024 21:29:22 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xen.org; s=20200302mail; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From: References:Cc:To:Subject:MIME-Version:Date:Message-ID; bh=KAxC7cfXsEysTexnM0Q5OFJjNNM5aUTWf2jS9ID6sIA=; b=zdbToxkgSSuBNUVdLiTp55OyVf dTmJ62t+QhjC8v3vkE2OyalvGkLPSjcNCesoNLXuBnYK2n6rQE4mM9TDwDimC/oc7G7LfeS7Ks243 urMLOZsnJksaGpctD3hi36jc7omaekMYqDWHvrqfgijGskLCafzbuZ4TEUPsXxE/w2eY=; Message-ID: Date: Thu, 23 May 2024 22:29:19 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 0/9] Remaining patches for dynamic node programming using overlay dtbo Content-Language: en-GB To: Henry Wang , xen-devel@lists.xenproject.org Cc: Anthony PERARD , Stefano Stabellini , Bertrand Marquis , Michal Orzel , Volodymyr Babchuk , George Dunlap , Nick Rosbrook , Juergen Gross , Andrew Cooper , Jan Beulich References: <20240523074040.1611264-1-xin.wang2@amd.com> From: Julien Grall In-Reply-To: <20240523074040.1611264-1-xin.wang2@amd.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 23/05/2024 08:40, Henry Wang wrote: > Hi all, Hi Henry, > This is the remaining series for the full functional "dynamic node > programming using overlay dtbo" feature. The first part [1] has > already been merged. > > Quoting from the original series, the first part has already made > Xen aware of new device tree node which means updating the dt_host > with overlay node information, and in this series, the goal is to > map IRQ and IOMMU during runtime, where we will do the actual IOMMU > and IRQ mapping and unmapping to a running domain. Also, documentation > of the "dynamic node programming using overlay dtbo" feature is added. > > During the discussion in v3, I was recommended to split the overlay > devices attach/detach to/from running domains to separated patches [3]. > But I decided to only expose the xl user interfaces together to the > users after device attach/detach is fully functional, so I didn't > split the toolstack patch (#8). So I was asking to split so we can get some of the work merged for 4.19. Can you clarify, whether the intention is to merge only patches #1-5? Cheers, -- Julien Grall