From patchwork Mon Oct 19 09:44:26 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerome Jutteau X-Patchwork-Id: 7736 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id F41498E88; Mon, 19 Oct 2015 11:45:11 +0200 (CEST) Received: from mail-lf0-f45.google.com (mail-lf0-f45.google.com [209.85.215.45]) by dpdk.org (Postfix) with ESMTP id EEC925961 for ; Mon, 19 Oct 2015 11:45:09 +0200 (CEST) Received: by lffz202 with SMTP id z202so23394627lff.3 for ; Mon, 19 Oct 2015 02:45:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=QF1MhjpoKvL6F5uHB4cifzdCOGM6FgBtStyH8NIeBnY=; b=K3/ZEtW1FyOvd3xe57iMBPlRGbVsvojjQgfd3cMLFBMRgwvJuo8PNBM+THThetHGrX 2nE+erK5sl6E5eZbUNpcnuqcg7tdYpKMyYMAk6oTJTtkS3euqiRwgy+sref7+I018rHI KzffHBXIpQPhFn0QoFmbxbdIR9TQUO56XueFlO46nY9ACoDL/YK9DSId5+79TiFPi0nU HbQ9Tmp28LBBZAkEro5dfj/MuLS2kmdblrXmDIOiAQoUHtEyD5Y3NP13zxbhzLK3Y18V U4vreYFGM19jpj98BiC6GNyA2evA0ip4Kw2R5N6vFnp9p8sPfectekvo96yAZp4SjqvA 0S7g== X-Gm-Message-State: ALoCoQlf1tSc/JGl7BCNQqRd9Bd8103M+7hWfor2euLFRIJq32Js8PM3+yWPcQ3/nXq0vOt4+GaM X-Received: by 10.180.86.129 with SMTP id p1mr20255503wiz.83.1445247909682; Mon, 19 Oct 2015 02:45:09 -0700 (PDT) Received: from localhost.localdomain (ows-185-21-195-233.eu-west-1.compute.outscale.com. [185.21.195.233]) by smtp.gmail.com with ESMTPSA id xt1sm39011197wjb.32.2015.10.19.02.45.08 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 19 Oct 2015 02:45:09 -0700 (PDT) From: Jerome Jutteau To: dev@dpdk.org Date: Mon, 19 Oct 2015 11:44:26 +0200 Message-Id: <1445247869-713-2-git-send-email-jerome.jutteau@outscale.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1445247869-713-1-git-send-email-jerome.jutteau@outscale.com> References: <1445247869-713-1-git-send-email-jerome.jutteau@outscale.com> Subject: [dpdk-dev] [PATCH v2 1/4] vhost: avoid device identifier to be reset to 0 in reset_owner X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" virtio-net clean and init device after a VHOST_USER_RESET_OWNER. This reset device identifier to 0 and break ll_root listing logic. This patch keep the old device identifier and re-write it on the cleaned device. Signed-off-by: Jerome Jutteau --- lib/librte_vhost/virtio-net.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/librte_vhost/virtio-net.c b/lib/librte_vhost/virtio-net.c index d0f1764..955a29d 100644 --- a/lib/librte_vhost/virtio-net.c +++ b/lib/librte_vhost/virtio-net.c @@ -399,11 +399,14 @@ static int reset_owner(struct vhost_device_ctx ctx) { struct virtio_net_config_ll *ll_dev; + uint64_t device_fh; ll_dev = get_config_ll_entry(ctx); + device_fh = ll_dev->dev.device_fh; cleanup_device(&ll_dev->dev); init_device(&ll_dev->dev); + ll_dev->dev.device_fh = device_fh; return 0; }