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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 740BBC64EC4 for ; Fri, 10 Mar 2023 07:48:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229603AbjCJHsU (ORCPT ); Fri, 10 Mar 2023 02:48:20 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44846 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230098AbjCJHsH (ORCPT ); Fri, 10 Mar 2023 02:48:07 -0500 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E0101EBE8 for ; Thu, 9 Mar 2023 23:47:30 -0800 (PST) Received: by verein.lst.de (Postfix, from userid 2407) id DF1CD68C4E; Fri, 10 Mar 2023 08:47:24 +0100 (CET) Date: Fri, 10 Mar 2023 08:47:23 +0100 From: Christoph Hellwig To: Qu Wenruo Cc: Christoph Hellwig , Chris Mason , Josef Bacik , David Sterba , linux-btrfs@vger.kernel.org Subject: Re: [PATCH 05/20] btrfs: simplify extent buffer reading Message-ID: <20230310074723.GA14897@lst.de> References: <20230309090526.332550-1-hch@lst.de> <20230309090526.332550-6-hch@lst.de> <52d760f4-dec8-7162-40b7-4f0be14848b8@gmx.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <52d760f4-dec8-7162-40b7-4f0be14848b8@gmx.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Fri, Mar 10, 2023 at 03:42:04PM +0800, Qu Wenruo wrote: > This is the legacy left by older stripe boundary based bio split code. > (Please note that, metadata crossing stripe boundaries is not ideal and is > very rare nowadays, but we should still support it). How can metadata cross a stripe boundary?