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=-15.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,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 3EBBDC47080 for ; Mon, 31 May 2021 14:20:34 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 9E85B61375 for ; Mon, 31 May 2021 14:20:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E85B61375 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:48804 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lnimO-0003Xh-M2 for qemu-devel@archiver.kernel.org; Mon, 31 May 2021 10:20:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36676) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lnikf-0002dA-O7 for qemu-devel@nongnu.org; Mon, 31 May 2021 10:18:45 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:46384) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lnikc-0002qD-SH for qemu-devel@nongnu.org; Mon, 31 May 2021 10:18:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1622470719; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=eQw/+27h2ErrxCthjG23/o/pD9ySaGuoDFHRq7iYMVE=; b=FPeGjsyDV+hHvUm38tv0+52Ar08tLegdv9EomZxeDHt2pUEfKALPu8OBs827KJJl2lWWfz pNQgOMXHHP8bxXUOTUBL5wxFoL/RZKMIrbPSGLrs/OWX+q8F7WQOA/jFy2n0nrv/jQimxM tbs7XkreW8Cc0ubzH990AP1BuuRT/Tw= Received: from mail-ed1-f69.google.com (mail-ed1-f69.google.com [209.85.208.69]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-516-t-OAUICWP72dd2IbWKvYCw-1; Mon, 31 May 2021 10:18:37 -0400 X-MC-Unique: t-OAUICWP72dd2IbWKvYCw-1 Received: by mail-ed1-f69.google.com with SMTP id y7-20020aa7ce870000b029038fd7cdcf3bso2780783edv.15 for ; Mon, 31 May 2021 07:18:37 -0700 (PDT) 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-transfer-encoding :content-language; bh=eQw/+27h2ErrxCthjG23/o/pD9ySaGuoDFHRq7iYMVE=; b=Ru5tFwGdTviVWGBqNE6iGPJw32aqc/RwWj8Z6t1IU9N55xQU4p2Ec56AWJr9xomssD jdkX+EpYWnX1CIhAOiE2TutMhjDo5ZcOd61xc0ts+q9jNE876r2RQq2dK4HqTZRO05dO G7KJTd+jQ1KOagsJw3uLRGege0pDCl3RgCL0jXVLzwVJ//d8F4SLRDJHD1720ORQkfGZ Ue7saUOdXmKPtkTcvYQhW/7A0niFEgqMEfm8QBW0nM7VIhUeSuKaC8hoTQ0tHHCWerbX u4Zo6P8BWeft61tq9Xoq68HFBL5zy0bf9v2frnyOggUTgfGZbDZVgoj/a6AVluX/JNBN SNfQ== X-Gm-Message-State: AOAM531tiSGGq6MsvbZB1r3Uy8K4u/vSrbOmiE+ZelyK21sq6nSNy/oT VvQ7l7i/8R4zS0ad0qOd9XOnB9nuk6ctCsVRi6MvWDNttq/o8HAdjldMJgcf2lMT2YlLhGx1OLB A0JbjssEWQ5Gaom8= X-Received: by 2002:a17:906:3c44:: with SMTP id i4mr5626349ejg.135.1622470716225; Mon, 31 May 2021 07:18:36 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzOsa7LbqNI9FlM/e+F4uBZGZBZqNXUqEvY7MsRoUxWk/SQWId84Ov72zqA5cS/HnzV0dbctQ== X-Received: by 2002:a17:906:3c44:: with SMTP id i4mr5626328ejg.135.1622470716057; Mon, 31 May 2021 07:18:36 -0700 (PDT) Received: from dresden.str.redhat.com ([2a02:908:1e46:160:b272:8083:d5:bc7d]) by smtp.gmail.com with ESMTPSA id k4sm2755720edr.64.2021.05.31.07.18.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 31 May 2021 07:18:35 -0700 (PDT) Subject: Re: [PATCH v2 03/33] block: introduce bdrv_replace_child_bs() To: Vladimir Sementsov-Ogievskiy , qemu-block@nongnu.org References: <20210520142205.607501-1-vsementsov@virtuozzo.com> <20210520142205.607501-4-vsementsov@virtuozzo.com> From: Max Reitz Message-ID: <05dbf5ff-676a-72fb-060d-fb184d5f6bb0@redhat.com> Date: Mon, 31 May 2021 16:18:34 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210520142205.607501-4-vsementsov@virtuozzo.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mreitz@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Received-SPF: pass client-ip=170.10.133.124; envelope-from=mreitz@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -37 X-Spam_score: -3.8 X-Spam_bar: --- X-Spam_report: (-3.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.372, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.591, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, berrange@redhat.com, ehabkost@redhat.com, den@openvz.org, jsnow@redhat.com, qemu-devel@nongnu.org, armbru@redhat.com, crosa@redhat.com, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 20.05.21 16:21, Vladimir Sementsov-Ogievskiy wrote: > Add function to transactionally replace bs inside BdrvChild. > > Signed-off-by: Vladimir Sementsov-Ogievskiy > --- > include/block/block.h | 2 ++ > block.c | 31 +++++++++++++++++++++++++++++++ > 2 files changed, 33 insertions(+) Reviewed-by: Max Reitz