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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 B5F01C31E46 for ; Wed, 12 Jun 2019 22:18:59 +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 881E120896 for ; Wed, 12 Jun 2019 22:18:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 881E120896 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]:35428 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbBa6-0004nL-N6 for qemu-devel@archiver.kernel.org; Wed, 12 Jun 2019 18:18:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45123) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbBRe-0006zh-Aa for qemu-devel@nongnu.org; Wed, 12 Jun 2019 18:10:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hbBRd-0007GV-4s for qemu-devel@nongnu.org; Wed, 12 Jun 2019 18:10:14 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43664) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hbBRa-0007D9-CT; Wed, 12 Jun 2019 18:10:10 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8E52B30F1BA5; Wed, 12 Jun 2019 22:10:09 +0000 (UTC) Received: from localhost (unknown [10.40.205.72]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 69D5D5ED2F; Wed, 12 Jun 2019 22:10:08 +0000 (UTC) From: Max Reitz To: qemu-block@nongnu.org Date: Thu, 13 Jun 2019 00:09:23 +0200 Message-Id: <20190612221004.2317-2-mreitz@redhat.com> In-Reply-To: <20190612221004.2317-1-mreitz@redhat.com> References: <20190612221004.2317-1-mreitz@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Wed, 12 Jun 2019 22:10:09 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v5 01/42] block: Mark commit and mirror as filter drivers 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 , Vladimir Sementsov-Ogievskiy , qemu-devel@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The commit and mirror block nodes are filters, so they should be marked as such. (Strictly speaking, BDS.is_filter's documentation states that a filter's child must be bs->file. The following patch will relax this restriction, however.) Signed-off-by: Max Reitz Reviewed-by: Alberto Garcia Reviewed-by: Eric Blake --- block/commit.c | 2 ++ block/mirror.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/block/commit.c b/block/commit.c index c815def89a..f20a26fecd 100644 --- a/block/commit.c +++ b/block/commit.c @@ -256,6 +256,8 @@ static BlockDriver bdrv_commit_top =3D { .bdrv_co_block_status =3D bdrv_co_block_status_from_backing, .bdrv_refresh_filename =3D bdrv_commit_top_refresh_filename, .bdrv_child_perm =3D bdrv_commit_top_child_perm, + + .is_filter =3D true, }; =20 void commit_start(const char *job_id, BlockDriverState *bs, diff --git a/block/mirror.c b/block/mirror.c index f8bdb5b21b..4fa8f57c80 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -1480,6 +1480,8 @@ static BlockDriver bdrv_mirror_top =3D { .bdrv_co_block_status =3D bdrv_co_block_status_from_backing, .bdrv_refresh_filename =3D bdrv_mirror_top_refresh_filename, .bdrv_child_perm =3D bdrv_mirror_top_child_perm, + + .is_filter =3D true, }; =20 static void mirror_start_job(const char *job_id, BlockDriverState *bs, --=20 2.21.0