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=-5.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 7D845C83000 for ; Wed, 29 Apr 2020 14:54:12 +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 43837206F0 for ; Wed, 29 Apr 2020 14:54:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="IOdp4Aby" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 43837206F0 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]:34358 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jTo6F-0002j8-Fn for qemu-devel@archiver.kernel.org; Wed, 29 Apr 2020 10:54:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51570) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jTo4S-000727-DW for qemu-devel@nongnu.org; Wed, 29 Apr 2020 10:52:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.90_1) (envelope-from ) id 1jTo4R-0004c4-37 for qemu-devel@nongnu.org; Wed, 29 Apr 2020 10:52:20 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:40838 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jTo4Q-0004br-Mq for qemu-devel@nongnu.org; Wed, 29 Apr 2020 10:52:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1588171938; 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=UFTxqrHdb3Fxmn+49gxrBLqSvLSZ7TXc9O+OWjQyAGM=; b=IOdp4AbyMVy2vdpGGsYaKy1/sDWtBSytW2XNB1PQBa9RedvFItGu7h4FgIASQu5RpH3N3s Axglo07rMi05DXGaLgb2vOom4rmS5r/V2XnZQ6hjocTZgY4n9wxExMazLPQ+uszkRBYQvI DriJ5DWwLgkmdZzMyEQ354kHXg9kVBE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-407-_AHK4wJDOcauLIaDV2FIHg-1; Wed, 29 Apr 2020 10:52:16 -0400 X-MC-Unique: _AHK4wJDOcauLIaDV2FIHg-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1EF1783DD59; Wed, 29 Apr 2020 14:52:15 +0000 (UTC) Received: from [10.10.116.80] (ovpn-116-80.rdu2.redhat.com [10.10.116.80]) by smtp.corp.redhat.com (Postfix) with ESMTPS id F27A65C296; Wed, 29 Apr 2020 14:52:13 +0000 (UTC) Subject: Re: [PATCH v2 3/4] block: Add blk_make_empty() To: Max Reitz , qemu-block@nongnu.org References: <20200429141126.85159-1-mreitz@redhat.com> <20200429141126.85159-4-mreitz@redhat.com> From: Eric Blake Organization: Red Hat, Inc. Message-ID: <334b4045-0321-697f-b93e-a0cf78018c07@redhat.com> Date: Wed, 29 Apr 2020 09:52:12 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200429141126.85159-4-mreitz@redhat.com> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=207.211.31.120; envelope-from=eblake@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/04/29 01:18:10 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.120 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: Kevin Wolf , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 4/29/20 9:11 AM, Max Reitz wrote: > Two callers of BlockDriver.bdrv_make_empty() remain that should not call > this method directly. Both do not have access to a BdrvChild, but they > can use a BlockBackend, so we add this function that lets them use it. > > Signed-off-by: Max Reitz > --- > include/sysemu/block-backend.h | 2 ++ > block/block-backend.c | 10 ++++++++++ > 2 files changed, 12 insertions(+) > Reviewed-by: Eric Blake -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org