From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 3CFE6108D for ; Fri, 31 Mar 2017 13:44:12 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=intel; t=1490960652; x=1522496652; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=bKz9auac9R5HL3t45JvROQlyaTUwA4Jjw2T9OKAQ+as=; b=w0vc35W+roWLkWk++KeXP/RmvSJFX2k8v/aoUVfX1+zDbs1KBoiarvWA V2yACv1VW9XK98YWTwTco+L68YwZSw==; Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 31 Mar 2017 04:44:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.36,251,1486454400"; d="scan'208";a="1149238580" Received: from unknown (HELO dpdk5.bj.intel.com) ([172.16.182.182]) by fmsmga002.fm.intel.com with ESMTP; 31 Mar 2017 04:44:09 -0700 From: Zhiyong Yang To: dev@dpdk.org Cc: yuanhan.liu@linux.intel.com, maxime.coquelin@redhat.com, Zhiyong Yang Date: Fri, 31 Mar 2017 19:40:18 +0800 Message-Id: <1490960419-16779-2-git-send-email-zhiyong.yang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1490960419-16779-1-git-send-email-zhiyong.yang@intel.com> References: <1490960419-16779-1-git-send-email-zhiyong.yang@intel.com> Subject: [dpdk-dev] [PATCH 1/2] net/virtio: add data elements to turn on/off traffic flow X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 31 Mar 2017 11:44:12 -0000 Add "rte_atomic32_t started" to turn on/off the RX/TX flow from per port perspective. Add rte_atomic32_t allow_queuing to control traffic flow from per Queue perspective. Signed-off-by: Zhiyong Yang --- drivers/net/virtio/virtio_pci.h | 1 + drivers/net/virtio/virtio_rxtx.h | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h index 0362acd..952ad62 100644 --- a/drivers/net/virtio/virtio_pci.h +++ b/drivers/net/virtio/virtio_pci.h @@ -253,6 +253,7 @@ struct virtio_hw { uint64_t req_guest_features; uint64_t guest_features; uint32_t max_queue_pairs; + rte_atomic32_t started; uint16_t max_mtu; uint16_t vtnet_hdr_size; uint8_t vlan_strip; diff --git a/drivers/net/virtio/virtio_rxtx.h b/drivers/net/virtio/virtio_rxtx.h index 28f82d6..03357ae 100644 --- a/drivers/net/virtio/virtio_rxtx.h +++ b/drivers/net/virtio/virtio_rxtx.h @@ -60,6 +60,9 @@ struct virtnet_rx { struct virtnet_stats stats; const struct rte_memzone *mz; /**< mem zone to populate RX ring. */ + + /* a flag indicates whether allow to receive pkts. */ + rte_atomic32_t allow_queuing; }; struct virtnet_tx { @@ -75,6 +78,9 @@ struct virtnet_tx { struct virtnet_stats stats; const struct rte_memzone *mz; /**< mem zone to populate TX ring. */ + + /* a flag indicates whether allow to transmit pkts. */ + rte_atomic32_t allow_queuing; }; struct virtnet_ctl { -- 2.7.4