From patchwork Mon Apr 1 20:59:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Roth X-Patchwork-Id: 10880733 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D342E1575 for ; Mon, 1 Apr 2019 22:02:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BDC1120564 for ; Mon, 1 Apr 2019 22:02:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AF89B2625B; Mon, 1 Apr 2019 22:02:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5610E20564 for ; Mon, 1 Apr 2019 22:02:59 +0000 (UTC) Received: from localhost ([127.0.0.1]:54287 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hB518-0002BK-KC for patchwork-qemu-devel@patchwork.kernel.org; Mon, 01 Apr 2019 18:02:58 -0400 Received: from eggs.gnu.org ([209.51.188.92]:42577) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hB46t-0003SK-Uc for qemu-devel@nongnu.org; Mon, 01 Apr 2019 17:04:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hB46o-0004mg-Uq for qemu-devel@nongnu.org; Mon, 01 Apr 2019 17:04:49 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:46858 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hB46k-0004dJ-DI for qemu-devel@nongnu.org; Mon, 01 Apr 2019 17:04:44 -0400 Received: from pps.filterd (m0098413.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x31L4JPN054757 for ; Mon, 1 Apr 2019 17:04:29 -0400 Received: from e12.ny.us.ibm.com (e12.ny.us.ibm.com [129.33.205.202]) by mx0b-001b2d01.pphosted.com with ESMTP id 2rkr97pas2-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 01 Apr 2019 17:04:21 -0400 Received: from localhost by e12.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 1 Apr 2019 22:02:46 +0100 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp22036.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x31L2jsh19005580 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 1 Apr 2019 21:02:45 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 928E2112062; Mon, 1 Apr 2019 21:02:45 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 68DF8112063; Mon, 1 Apr 2019 21:02:45 +0000 (GMT) Received: from localhost (unknown [9.80.94.43]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 1 Apr 2019 21:02:45 +0000 (GMT) From: Michael Roth To: qemu-devel@nongnu.org Date: Mon, 1 Apr 2019 15:59:43 -0500 X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190401210011.16009-1-mdroth@linux.vnet.ibm.com> References: <20190401210011.16009-1-mdroth@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19040121-0060-0000-0000-000003271876 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00010857; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000283; SDB=6.01182941; UDB=6.00619269; IPR=6.00963684; MB=3.00026249; MTD=3.00000008; XFM=3.00000015; UTC=2019-04-01 21:02:48 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19040121-0061-0000-0000-000048CD841B Message-Id: <20190401210011.16009-70-mdroth@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-01_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904010136 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH 69/97] nbd/server: Advertise all contexts in response to bare LIST 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: qemu-stable@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Eric Blake The NBD spec, and even our code comment, says that if the client asks for NBD_OPT_LIST_META_CONTEXT with 0 queries, then we should reply with (a possibly-compressed representation of) ALL contexts that we are willing to let them try. But commit 3d068aff forgot to advertise qemu:dirty-bitmap:FOO. Signed-off-by: Eric Blake Message-Id: <20181130023232.3079982-2-eblake@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy (cherry picked from commit e31d802479df9daff1994a7ed1e36bbc5bb19d03) Signed-off-by: Michael Roth --- nbd/server.c | 1 + 1 file changed, 1 insertion(+) diff --git a/nbd/server.c b/nbd/server.c index adcba66aa9..2193e16c68 100644 --- a/nbd/server.c +++ b/nbd/server.c @@ -978,6 +978,7 @@ static int nbd_negotiate_meta_queries(NBDClient *client, if (client->opt == NBD_OPT_LIST_META_CONTEXT && !nb_queries) { /* enable all known contexts */ meta->base_allocation = true; + meta->bitmap = !!meta->exp->export_bitmap; } else { for (i = 0; i < nb_queries; ++i) { ret = nbd_negotiate_meta_query(client, meta, errp);