From patchwork Mon Jul 17 06:35:39 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiwei Bie X-Patchwork-Id: 26973 X-Patchwork-Delegate: ferruh.yigit@amd.com 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 67D8D47CD; Mon, 17 Jul 2017 08:37:10 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id C967C3253 for ; Mon, 17 Jul 2017 08:37:08 +0200 (CEST) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Jul 2017 23:37:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.40,373,1496127600"; d="scan'208";a="879595257" Received: from dpdk25.sh.intel.com ([10.67.111.96]) by FMSMGA003.fm.intel.com with ESMTP; 16 Jul 2017 23:37:06 -0700 From: Tiwei Bie To: yliu@fridaylinux.org, maxime.coquelin@redhat.com, dev@dpdk.org Date: Mon, 17 Jul 2017 14:35:39 +0800 Message-Id: <1500273339-145597-1-git-send-email-tiwei.bie@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dpdk-dev] [PATCH] net/virtio: fix coding style 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Make the code more readable. No functional change. Signed-off-by: Tiwei Bie --- drivers/net/virtio/virtio_rxtx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c index fbc96df..e30377c 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -744,8 +744,9 @@ virtio_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) virtio_rmb(); - num = (uint16_t)(likely(nb_used <= nb_pkts) ? nb_used : nb_pkts); - num = (uint16_t)(likely(num <= VIRTIO_MBUF_BURST_SZ) ? num : VIRTIO_MBUF_BURST_SZ); + num = likely(nb_used <= nb_pkts) ? nb_used : nb_pkts; + if (unlikely(num > VIRTIO_MBUF_BURST_SZ)) + num = VIRTIO_MBUF_BURST_SZ; if (likely(num > DESC_PER_CACHELINE)) num = num - ((vq->vq_used_cons_idx + num) % DESC_PER_CACHELINE);