From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tiwei Bie Subject: [RFC 28/29] vhost: make the code more readable Date: Wed, 21 Jun 2017 10:58:04 +0800 Message-ID: <1498013885-102779-29-git-send-email-tiwei.bie@intel.com> References: <1498013885-102779-1-git-send-email-tiwei.bie@intel.com> To: dev@dpdk.org Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id A59076841 for ; Wed, 21 Jun 2017 04:59:47 +0200 (CEST) In-Reply-To: <1498013885-102779-1-git-send-email-tiwei.bie@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Tiwei Bie --- lib/librte_vhost/virtio_net.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c index 2d111a3..8344bcb 100644 --- a/lib/librte_vhost/virtio_net.c +++ b/lib/librte_vhost/virtio_net.c @@ -1264,10 +1264,10 @@ vhost_dequeue_burst_1_1(struct virtio_net *dev, struct vhost_virtqueue *vq, vq->last_used_idx = desc_idx; if (likely(i)) { - for (desc_idx = 1; - desc_idx < (uint16_t)(vq->last_used_idx - head_idx); + for (desc_idx = head_idx + 1; + desc_idx != vq->last_used_idx; desc_idx++) { - desc[(desc_idx + head_idx) & (vq->size - 1)].flags = 0; + desc[desc_idx & (vq->size - 1)].flags = 0; } rte_smp_wmb(); desc[head_idx & (vq->size - 1)].flags = 0; -- 2.7.4