From patchwork Tue Jan 16 04:47:06 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 861252 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3zLHzp6fsCz9s7s for ; Tue, 16 Jan 2018 15:58:30 +1100 (AEDT) Received: from localhost ([::1]:35269 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebJKO-0008Pe-P1 for incoming@patchwork.ozlabs.org; Mon, 15 Jan 2018 23:58:28 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47800) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ebJ9V-0007qv-Qr for qemu-devel@nongnu.org; Mon, 15 Jan 2018 23:47:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ebJ9V-0004jE-1U for qemu-devel@nongnu.org; Mon, 15 Jan 2018 23:47:13 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55706) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ebJ9U-0004j5-Qo for qemu-devel@nongnu.org; Mon, 15 Jan 2018 23:47:12 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D33AA8762C; Tue, 16 Jan 2018 04:47:11 +0000 (UTC) Received: from redhat.com (ovpn-125-221.rdu2.redhat.com [10.10.125.221]) by smtp.corp.redhat.com (Postfix) with SMTP id EA8C6E31C0; Tue, 16 Jan 2018 04:47:06 +0000 (UTC) Date: Tue, 16 Jan 2018 06:47:06 +0200 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <1516077852-7974-11-git-send-email-mst@redhat.com> References: <1516077852-7974-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1516077852-7974-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 16 Jan 2018 04:47:11 +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 10/33] vhost-user: fix multiple queue specification 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: Peter Maydell , Maxime Coquelin Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Maxime Coquelin The number of queues supported by the slave is queried with message VHOST_USER_GET_QUEUE_NUM, not with message VHOST_USER_GET_PROTOCOL_FEATURES. Signed-off-by: Maxime Coquelin Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- docs/interop/vhost-user.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/docs/interop/vhost-user.txt b/docs/interop/vhost-user.txt index 0875ef4..9fcf48d 100644 --- a/docs/interop/vhost-user.txt +++ b/docs/interop/vhost-user.txt @@ -228,8 +228,8 @@ Multiple queue is treated as a protocol extension, hence the slave has to implement protocol features first. The multiple queues feature is supported only when the protocol feature VHOST_USER_PROTOCOL_F_MQ (bit 0) is set. -The max number of queues the slave supports can be queried with message -VHOST_USER_GET_PROTOCOL_FEATURES. Master should stop when the number of +The max number of queue pairs the slave supports can be queried with message +VHOST_USER_GET_QUEUE_NUM. Master should stop when the number of requested queues is bigger than that. As all queues share one connection, the master uses a unique index for each