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=-10.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable 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 1EFF4C433DB for ; Fri, 22 Jan 2021 15:25:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DAEA523AAC for ; Fri, 22 Jan 2021 15:25:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728967AbhAVPYn (ORCPT ); Fri, 22 Jan 2021 10:24:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35718 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728821AbhAVPY3 (ORCPT ); Fri, 22 Jan 2021 10:24:29 -0500 Received: from mail-qk1-x731.google.com (mail-qk1-x731.google.com [IPv6:2607:f8b0:4864:20::731]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C31CC0613D6 for ; Fri, 22 Jan 2021 07:23:48 -0800 (PST) Received: by mail-qk1-x731.google.com with SMTP id n15so749089qkh.8 for ; Fri, 22 Jan 2021 07:23:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=vjBhquyHjvS0CTkIizBcxUjpPUd/gpXlah2dnfq4vFQ=; b=qO2PmzO6I6FAjS4HjTFMQYUT8mhYTtwiS1jja2ayqehzSRBGssovHGK+WDiU3+52Fx xq0V8441ThGBtuRdfs0D8RodVch7uYSPR07k3spvx9KNOVKYC9I7KZAVmvDwKRRUftZb kb3kgoHIh5SglSl4DuovRt9lNS7ed9NK8fpSdXALI14l54TKM8iwpc9VV3Rsj0zQQKrQ FO/M3MprCqt2bEDgJkrY1UVuAkat8SqSiXQpb5SfgPn8obBS2jpoDcH5Cy4HlZaefisH Cbe51W23oTyFn0/Fa6N8pwOTTIvXiyXQ9p0eG335ex6CldCGlM1DGIg0To5I5c/+n4Xb P9Ww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=vjBhquyHjvS0CTkIizBcxUjpPUd/gpXlah2dnfq4vFQ=; b=Jyn0wSnuNqlBC5+7jNnjCMI433Dfi7d9R0IVZlFjAfkhJ1ykTcYJYYwL56noTqC0x+ Q5JevQVQDGnIZG/+z8lpDXbBHaWqWtzQnljEmii6LjPE8eM3FvkpywtMDLzoIhYLAo+2 kjvv2ZNHyoMveteBtLCSa+4c/HwBmmx3iVSJvfead/NWxrSgxDbRheg+BJZJWu+bjn43 jNfmfBpiR/ZQYqYEhWIZT7h8YlUphHkMs1p7tdo+ryjwtvN0hHFZt7akJBIR+gbdN8Uf levBawOhgj5fKGl3Zp+3lZhj2aS8IbZNFDM/17TtGSCFXJvWm7fWecvy4KUUKd6yBDcu VhiA== X-Gm-Message-State: AOAM530zlfJsA/8TqkR80Qh0vnABNTf7kL/wc8KcHIiEQhCKq6jxpJAh /9Z5UEb5FKG+OXIQTyknXdOlQQ== X-Google-Smtp-Source: ABdhPJyIowoTrLV+9FVo43Bn4OQY6BdIfHAk0ibgHlzeVNc6g/po1DdT63FodrDxm0dLO5LB8kuzrQ== X-Received: by 2002:a37:4d8e:: with SMTP id a136mr5065891qkb.317.1611329027389; Fri, 22 Jan 2021 07:23:47 -0800 (PST) Received: from [192.168.1.45] (cpe-174-109-172-136.nc.res.rr.com. [174.109.172.136]) by smtp.gmail.com with ESMTPSA id u1sm6204719qth.19.2021.01.22.07.23.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 22 Jan 2021 07:23:46 -0800 (PST) Subject: Re: [PATCH v13 23/42] btrfs: check if bio spans across an ordered extent To: Naohiro Aota , linux-btrfs@vger.kernel.org, dsterba@suse.com Cc: hare@suse.com, linux-fsdevel@vger.kernel.org, Jens Axboe , Christoph Hellwig , "Darrick J. Wong" , Johannes Thumshirn References: From: Josef Bacik Message-ID: <1f07b000-32c3-9844-0b3b-65a265718baf@toxicpanda.com> Date: Fri, 22 Jan 2021 10:23:45 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On 1/22/21 1:21 AM, Naohiro Aota wrote: > From: Johannes Thumshirn > > To ensure that an ordered extent maps to a contiguous region on disk, we > need to maintain a "one bio == one ordered extent" rule. > > This commit ensures that constructing bio does not span across an ordered > extent. > > Signed-off-by: Johannes Thumshirn > Signed-off-by: Naohiro Aota Reviewed-by: Josef Bacik Thanks, Josef