From nobody Wed Apr 16 08:02:49 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1499448864844949.7012367743262; Fri, 7 Jul 2017 10:34:24 -0700 (PDT) Received: from localhost ([::1]:57826 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTX95-00026k-Av for importer@patchew.org; Fri, 07 Jul 2017 13:34:23 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42809) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTWm5-00064a-8c for qemu-devel@nongnu.org; Fri, 07 Jul 2017 13:10:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dTWm3-0000KY-G8 for qemu-devel@nongnu.org; Fri, 07 Jul 2017 13:10:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53852) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dTWlz-0000Dh-Nf; Fri, 07 Jul 2017 13:10:31 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9CB117F410; Fri, 7 Jul 2017 17:10:30 +0000 (UTC) Received: from noname.redhat.com (ovpn-117-34.ams2.redhat.com [10.36.117.34]) by smtp.corp.redhat.com (Postfix) with ESMTP id B3F5861F23; Fri, 7 Jul 2017 17:10:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 9CB117F410 Authentication-Results: ext-mx01.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx01.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=kwolf@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 9CB117F410 From: Kevin Wolf To: qemu-block@nongnu.org Date: Fri, 7 Jul 2017 19:08:17 +0200 Message-Id: <1499447335-6125-63-git-send-email-kwolf@redhat.com> In-Reply-To: <1499447335-6125-1-git-send-email-kwolf@redhat.com> References: <1499447335-6125-1-git-send-email-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Fri, 07 Jul 2017 17:10:30 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 062/100] mirror: Fix inconsistent backing AioContext for after mirroring X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: "sochin.jiang" mirror_complete opens the backing chain, which should have the same AioContext as the top when using iothreads. Make the code guarantee this, which fixes a failed assertion in bdrv_attach_child. Signed-off-by: sochin.jiang Message-id: 1498475064-39816-1-git-send-email-sochin.jiang@huawei.com [mreitz: Reworded commit message] Signed-off-by: Max Reitz --- block.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block.c b/block.c index edfa6b7..b9e5114 100644 --- a/block.c +++ b/block.c @@ -2185,6 +2185,7 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDic= t *parent_options, ret =3D -EINVAL; goto free_exit; } + bdrv_set_aio_context(backing_hd, bdrv_get_aio_context(bs)); =20 /* Hook up the backing file link; drop our reference, bs owns the * backing_hd reference now */ --=20 1.8.3.1