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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D7E4C4332F for ; Thu, 4 Nov 2021 08:58:01 +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 437B360E9C for ; Thu, 4 Nov 2021 08:58:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 437B360E9C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:46914 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miYZM-0001WD-EZ for qemu-devel@archiver.kernel.org; Thu, 04 Nov 2021 04:58:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53444) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miYY1-0007iq-Dw for qemu-devel@nongnu.org; Thu, 04 Nov 2021 04:56:37 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:29691) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miYXy-0000mH-Tj for qemu-devel@nongnu.org; Thu, 04 Nov 2021 04:56:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1636016193; 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=PI2ts8aoXAn7uiB2ZKdC79AUPJ9pt39aCljcKr0Qupw=; b=ht9b5Mnel0vENnFiNY3h0uGM26yCn/5e+J5dGDh30CAeQ3SAXR70zVbGg869lIq7KmOl19 Q/9dnT19rUfX19KR6nntPpRVRAuNIHkMuLLgCuM6P2mq1tdba5T0C1HCUXkYHaAVuHYkav lAjrvHbtGoQm4CVElC5hxLmkzHcr1QM= 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-278-bqZ2xQa9OFiuWJR9xIJR7g-1; Thu, 04 Nov 2021 04:56:32 -0400 X-MC-Unique: bqZ2xQa9OFiuWJR9xIJR7g-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D3B67CC621 for ; Thu, 4 Nov 2021 08:56:31 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.192.53]) by smtp.corp.redhat.com (Postfix) with ESMTP id A6E5C100239F; Thu, 4 Nov 2021 08:56:30 +0000 (UTC) From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Subject: [PATCH v4 1/2] vhost: Rename last_index to vq_index_end Date: Thu, 4 Nov 2021 09:56:24 +0100 Message-Id: <20211104085625.2054959-2-eperezma@redhat.com> In-Reply-To: <20211104085625.2054959-1-eperezma@redhat.com> References: <20211104085625.2054959-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eperezma@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.717, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jason Wang , "Michael S. Tsirkin" , Juan Quintela Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The doc of this field pointed out that last_index is the last vq index. This is misleading, since it's actually one past the end of the vqs. Renaming and modifying comment. Signed-off-by: Eugenio Pérez Acked-by: Jason Wang --- include/hw/virtio/vhost.h | 4 ++-- hw/net/vhost_net.c | 4 ++-- hw/virtio/vhost-vdpa.c | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h index 3fa0b554ef..58a73e7b7a 100644 --- a/include/hw/virtio/vhost.h +++ b/include/hw/virtio/vhost.h @@ -74,8 +74,8 @@ struct vhost_dev { unsigned int nvqs; /* the first virtqueue which would be used by this vhost dev */ int vq_index; - /* the last vq index for the virtio device (not vhost) */ - int last_index; + /* one past the last vq index for the virtio device (not vhost) */ + int vq_index_end; /* if non-zero, minimum required value for max_queues */ int num_queues; uint64_t features; diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c index 0d888f29a6..29f2c4212f 100644 --- a/hw/net/vhost_net.c +++ b/hw/net/vhost_net.c @@ -232,10 +232,10 @@ fail: } static void vhost_net_set_vq_index(struct vhost_net *net, int vq_index, - int last_index) + int vq_index_end) { net->dev.vq_index = vq_index; - net->dev.last_index = last_index; + net->dev.vq_index_end = vq_index_end; } static int vhost_net_start_one(struct vhost_net *net, diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 0d8051426c..bcaf00e09f 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -645,7 +645,7 @@ static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) vhost_vdpa_host_notifiers_uninit(dev, dev->nvqs); } - if (dev->vq_index + dev->nvqs != dev->last_index) { + if (dev->vq_index + dev->nvqs != dev->vq_index_end) { return 0; } -- 2.27.0