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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 64553C63797 for ; Thu, 22 Jul 2021 16:53:57 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C22F861241 for ; Thu, 22 Jul 2021 16:53:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C22F861241 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4GVz773VKBz302J for ; Fri, 23 Jul 2021 02:53:55 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=verein.lst.de; envelope-from=hch@lst.de; receiver=) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4GVz706nWLz2yMg for ; Fri, 23 Jul 2021 02:53:47 +1000 (AEST) Received: by verein.lst.de (Postfix, from userid 2407) id 9F5F167373; Thu, 22 Jul 2021 18:53:42 +0200 (CEST) Date: Thu, 22 Jul 2021 18:53:42 +0200 From: Christoph Hellwig To: "Darrick J. Wong" Subject: Re: [PATCH v6] iomap: support tail packing inline read Message-ID: <20210722165342.GA11435@lst.de> References: <20210722031729.51628-1-hsiangkao@linux.alibaba.com> <20210722053947.GA28594@lst.de> <20210722165109.GD8639@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210722165109.GD8639@magnolia> User-Agent: Mutt/1.5.17 (2007-11-01) X-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andreas Gruenbacher , LKML , Matthew Wilcox , linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, Christoph Hellwig Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" On Thu, Jul 22, 2021 at 09:51:09AM -0700, Darrick J. Wong wrote: > The commit message is a little misleading -- this adds support for > inline data pages at nonzero (but page-aligned) file offsets, not file > offsets into the page itself. I suggest: It actually adds both. pos is the offset into the file.