From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yuanhan Liu Subject: [PATCH v2 01/19] vhost: declare backend with int type Date: Thu, 12 May 2016 22:24:53 -0700 Message-ID: <1463117111-27050-2-git-send-email-yuanhan.liu@linux.intel.com> References: <1462227927-22853-1-git-send-email-yuanhan.liu@linux.intel.com> <1463117111-27050-1-git-send-email-yuanhan.liu@linux.intel.com> Cc: Thomas Monjalon , huawei.xie@intel.com, Panu Matilainen , Tetsuya Mukawa , Traynor Kevin , Rich Lane , Yuanhan Liu To: dev@dpdk.org Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id B7FFC5A92 for ; Fri, 13 May 2016 07:20:04 +0200 (CEST) In-Reply-To: <1463117111-27050-1-git-send-email-yuanhan.liu@linux.intel.com> 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" It's an fd; so define it as "int", which could also save the unncessary (int) case. Signed-off-by: Yuanhan Liu --- lib/librte_vhost/rte_virtio_net.h | 2 +- lib/librte_vhost/virtio-net.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/librte_vhost/rte_virtio_net.h b/lib/librte_vhost/rte_virtio_net.h index 600b20b..4d25f79 100644 --- a/lib/librte_vhost/rte_virtio_net.h +++ b/lib/librte_vhost/rte_virtio_net.h @@ -85,7 +85,7 @@ struct vhost_virtqueue { struct vring_avail *avail; /**< Virtqueue available ring. */ struct vring_used *used; /**< Virtqueue used ring. */ uint32_t size; /**< Size of descriptor ring. */ - uint32_t backend; /**< Backend value to determine if device should started/stopped. */ + int backend; /**< Backend value to determine if device should started/stopped. */ uint16_t vhost_hlen; /**< Vhost header length (varies depending on RX merge buffers. */ volatile uint16_t last_used_idx; /**< Last index used on the available ring */ volatile uint16_t last_used_idx_res; /**< Used for multiple devices reserving buffers. */ diff --git a/lib/librte_vhost/virtio-net.c b/lib/librte_vhost/virtio-net.c index f4695af..1a6259b 100644 --- a/lib/librte_vhost/virtio-net.c +++ b/lib/librte_vhost/virtio-net.c @@ -717,8 +717,8 @@ vhost_set_backend(struct vhost_device_ctx ctx, struct vhost_vring_file *file) * we add the device. */ if (!(dev->flags & VIRTIO_DEV_RUNNING)) { - if (((int)dev->virtqueue[VIRTIO_TXQ]->backend != VIRTIO_DEV_STOPPED) && - ((int)dev->virtqueue[VIRTIO_RXQ]->backend != VIRTIO_DEV_STOPPED)) { + if (dev->virtqueue[VIRTIO_TXQ]->backend != VIRTIO_DEV_STOPPED && + dev->virtqueue[VIRTIO_RXQ]->backend != VIRTIO_DEV_STOPPED) { return notify_ops->new_device(dev); } /* Otherwise we remove it. */ -- 1.9.0