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=-5.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 BDDE6C79DAC for ; Fri, 13 Dec 2019 20:39:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F10E8247E5 for ; Fri, 13 Dec 2019 20:39:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=toxicpanda-com.20150623.gappssmtp.com header.i=@toxicpanda-com.20150623.gappssmtp.com header.b="idgcZAgH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728435AbfLMQwL (ORCPT ); Fri, 13 Dec 2019 11:52:11 -0500 Received: from mail-qt1-f196.google.com ([209.85.160.196]:39313 "EHLO mail-qt1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727480AbfLMQwL (ORCPT ); Fri, 13 Dec 2019 11:52:11 -0500 Received: by mail-qt1-f196.google.com with SMTP id i12so2780887qtp.6 for ; Fri, 13 Dec 2019 08:52:10 -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=Z2qlFHtYeOdEzkWmV7+orI2qPuU1XWKXbXVOxhpcueM=; b=idgcZAgHeZgVWTjECPvBp0b0qBPYz1hSSnHlN+3h6+r8GzUo+veIziFe8nnfw/G6gu 0aOcstCQKbwXOnJ9JlaBrjViP8b7nttNapLE0JWqUu2W/uTj3JZfY0faqZb/TFUO2s5R 47glWXklNLojnxw1ba6dGGShA8srjcYPL+hTxTMwA9dprqEdFs/b+LsXSm/uGlHjZu+K QZvQoKPIMgqKqHsMLGgfV3h4sRWSpypYvQ8OXXEsCcilM7ply9UAE5LCV2Ijc9NBuFLi 2uGk5BhCX5ftGHOcqDmke0fUSpIDkEBm5hEHCTCV2cYWw8MqPTzcUCsOqZuUeN5yUEQ0 WJ8Q== 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=Z2qlFHtYeOdEzkWmV7+orI2qPuU1XWKXbXVOxhpcueM=; b=c8T9lS8mIWZYXEI8bnqNE6l4zoM0Q+7H4ArNwEl8tUCaQEc7OIGn9ZTpLNTinNc/9P WYNIyOq130mDuEXETQ68kzXecyqQzITBPHyOumFeaB57PgqsuBoyPwR7HD54QmKa//+R Lt+1NxTE6Av9m8MOe1yWmYEYlG+35CVM62j3Dvdn5SrTF4PLeQSHcGJZnnJUzyvnEsvB owDUFN7v4tamGBSLXBZKV3/BWWWEksfMPws5NJ+hOwtU4u1VdasTh+DTh7G66N9LNe/n Dc4OGeGj1Omo1VnDwnUSFSHT+NjSWv3sNaQ0N2ZkirV+4zsgTAeJ9nmqjLUPdz/G5JtG jQDQ== X-Gm-Message-State: APjAAAVilABcxw74aySdtEmrCQQvW5GrkW5qzPJ8r2D1WBrZ14P9T+Mt iAeoXR5C8YI1WS3BUL2pSkvegQ== X-Google-Smtp-Source: APXvYqwmzqeBbRja+jYcNRQC0ics2KUk9Fxj1EFb+yDlJnPafAwvOj6E28yfS5SbNL9p6NxyZHIPTw== X-Received: by 2002:aed:2103:: with SMTP id 3mr13149411qtc.132.1576255930345; Fri, 13 Dec 2019 08:52:10 -0800 (PST) Received: from ?IPv6:2620:10d:c0a8:1102:ce0:3629:8daa:1271? ([2620:10d:c091:480::4e65]) by smtp.gmail.com with ESMTPSA id 200sm3007783qkh.84.2019.12.13.08.52.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Dec 2019 08:52:09 -0800 (PST) Subject: Re: [PATCH v6 09/28] btrfs: align device extent allocation to zone boundary To: Naohiro Aota , linux-btrfs@vger.kernel.org, David Sterba Cc: Chris Mason , Nikolay Borisov , Damien Le Moal , Johannes Thumshirn , Hannes Reinecke , Anand Jain , linux-fsdevel@vger.kernel.org References: <20191213040915.3502922-1-naohiro.aota@wdc.com> <20191213040915.3502922-10-naohiro.aota@wdc.com> From: Josef Bacik Message-ID: <9e8dcbe8-71e7-0f07-738d-eb2802357444@toxicpanda.com> Date: Fri, 13 Dec 2019 11:52:08 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 In-Reply-To: <20191213040915.3502922-10-naohiro.aota@wdc.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 12/12/19 11:08 PM, Naohiro Aota wrote: > In HMZONED mode, align the device extents to zone boundaries so that a zone > reset affects only the device extent and does not change the state of > blocks in the neighbor device extents. Also, check that a region allocation > is always over empty zones and it is not over any locations of super block > zones. > > This patch also add a verification in verify_one_dev_extent() to check if > the device extent is align to zone boundary. > > Signed-off-by: Naohiro Aota Reviewed-by: Josef Bacik Thanks, Josef