From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <ferruh.yigit@intel.com>
Received: from mga09.intel.com (mga09.intel.com [134.134.136.24])
 by dpdk.org (Postfix) with ESMTP id 3E113F94E;
 Thu,  9 Feb 2017 13:39:20 +0100 (CET)
Received: from fmsmga004.fm.intel.com ([10.253.24.48])
 by orsmga102.jf.intel.com with ESMTP; 09 Feb 2017 04:39:19 -0800
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.35,349,1484035200"; d="scan'208";a="223231440"
Received: from fyigit-mobl1.ger.corp.intel.com (HELO [10.252.5.22])
 ([10.252.5.22])
 by fmsmga004.fm.intel.com with ESMTP; 09 Feb 2017 04:39:17 -0800
To: Jianbo Liu <jianbo.liu@linaro.org>, dev@dpdk.org,
 "Zhang, Helin" <helin.zhang@intel.com>, konstantin.ananyev@intel.com,
 jerin.jacob@caviumnetworks.com, dpdk stable <stable@dpdk.org>
References: <1482127758-4904-1-git-send-email-jianbo.liu@linaro.org>
 <1486613126-30409-1-git-send-email-jianbo.liu@linaro.org>
From: Ferruh Yigit <ferruh.yigit@intel.com>
Message-ID: <b46d0a9f-80d4-bb5f-eedc-7e39810c3c2e@intel.com>
Date: Thu, 9 Feb 2017 12:39:17 +0000
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101
 Thunderbird/45.7.1
MIME-Version: 1.0
In-Reply-To: <1486613126-30409-1-git-send-email-jianbo.liu@linaro.org>
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: 7bit
Subject: Re: [dpdk-dev] [PATCH v4 1/2] net/ixgbe: calculate the correct
 number of received packets in bulk alloc function
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Thu, 09 Feb 2017 12:39:21 -0000

On 2/9/2017 4:05 AM, Jianbo Liu wrote:
> To get better performance, Rx bulk alloc recv function will scan 8 descs
> in one time, but the statuses are not consistent on ARM platform because
> the memory allocated for Rx descriptors is cacheable hugepages.
> This patch is to calculate the number of received packets by scan DD bit
> sequentially, and stops when meeting the first packet with DD bit unset.
> 
> Signed-off-by: Jianbo Liu <jianbo.liu@linaro.org>

    net/ixgbe: fix received packets number for ARM NEON

    Fixes: b20971b6cca0 ("net/ixgbe: implement vector driver for ARM")
    Cc: stable@dpdk.org

    Signed-off-by: Jianbo Liu <jianbo.liu@linaro.org>
    Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>


Applied to dpdk-next-net/master, thanks.