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 X-Spam-Level: X-Spam-Status: No, score=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C75FCC636CA for ; Wed, 21 Jul 2021 15:28:40 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 50B256124C for ; Wed, 21 Jul 2021 15:28:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 50B256124C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id ADA0E6B0081; Wed, 21 Jul 2021 11:28:39 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A8BEC6B0083; Wed, 21 Jul 2021 11:28:39 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 978CC6B0085; Wed, 21 Jul 2021 11:28:39 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0083.hostedemail.com [216.40.44.83]) by kanga.kvack.org (Postfix) with ESMTP id 771486B0081 for ; Wed, 21 Jul 2021 11:28:39 -0400 (EDT) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 2AFD7231C9 for ; Wed, 21 Jul 2021 15:28:39 +0000 (UTC) X-FDA: 78386977158.15.3E4A0CA Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf24.hostedemail.com (Postfix) with ESMTP id D01D3B004792 for ; Wed, 21 Jul 2021 15:28:38 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id D12B261244; Wed, 21 Jul 2021 15:28:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626881317; bh=0jHZ4pWPf2qe1qukuDDIoLNdB7hVDGb4pQKb98+3PgI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Mqcvh0jOpA98PbI4dAQj/v6HU9DlMfG6bW6pBS1uWDEwYw1/ZEW+bBVRfRFoB/PYf 2Y35YsFxe3wEGnIauRZS3HE9GZk9I5Q8+XdOLn5B+UlO+wakz0Y4umxzCIsX+wjL3r 0hmxHtubZLl6nLWr023YLutV+EdqRjD6tPYtGf4aOvpqGJfZiwLfigkJ1TDDgi0Z7G iyclsPlQE1gKly31m2qYthT2bETf3nfsTaIZMYVQ8fS3WZKjWow8RWn/BnxOt8ax1i 7ALnJiFFwewPidhh1+/v1VkoGIhkL4dSqUFZuOnkbXbDV8hQU+Ft2EjQoF6zr7MQb5 PrjRgdTlB5EBg== Date: Wed, 21 Jul 2021 08:28:37 -0700 From: "Darrick J. Wong" To: Matthew Wilcox Cc: Christoph Hellwig , linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-block@vger.kernel.org Subject: Re: [PATCH v15 16/17] iomap: Convert iomap_add_to_ioend to take a folio Message-ID: <20210721152837.GB8572@magnolia> References: <20210719184001.1750630-1-willy@infradead.org> <20210719184001.1750630-17-willy@infradead.org> <20210721001219.GR22357@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Mqcvh0jO; spf=pass (imf24.hostedemail.com: domain of djwong@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=djwong@kernel.org; dmarc=pass (policy=none) header.from=kernel.org X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: D01D3B004792 X-Stat-Signature: rsjkkwe7azffhmd6fgwkpo1jawediom7 X-HE-Tag: 1626881318-181007 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: On Wed, Jul 21, 2021 at 05:31:16AM +0100, Matthew Wilcox wrote: > On Wed, Jul 21, 2021 at 05:27:49AM +0100, Christoph Hellwig wrote: > > On Tue, Jul 20, 2021 at 05:12:19PM -0700, Darrick J. Wong wrote: > > > I /am/ beginning to wonder, though -- seeing as Christoph and Matthew > > > both have very large patchsets changing things in fs/iomap/, how would > > > you like those landed? Christoph's iterator refactoring looks like it > > > could be ready to go for 5.15. Matthew's folio series looks like a > > > mostly straightforward conversion for iomap, except that it has 91 > > > patches as a hard dependency. > > > > > > Since most of the iomap changes for 5.15 aren't directly related to > > > folios, I think I prefer iomap-for-next to be based directly off -rcX > > > like usual, though I don't know where that leaves the iomap folio > > > conversion. I suppose one could add them to a branch that itself is a > > > result of the folio and iomap branches, or leave them off for 5.16? > > > > Maybe willy has a different opinion, but I thought the plan was to have > > the based folio enablement in 5.15, and then do things like the iomap > > conversion in the the next merge window. If we have everything ready > > this window we could still add a branch that builds on top of both > > the iomap and folio trees, though. > > Yes, my plan was to have the iomap conversion and the second half of the > page cache work hit 5.16. If we're ready earlier, that's great! Both > you and I want to see both the folio work and the iomap_iter work > get merged, so I don't anticipate any lack of will to get the work done. Ok, good. I'll await a non-RFC version of the iterator rework for 5.15, and folio conversions for 5.16. --D