From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb0-f179.google.com (mail-yb0-f179.google.com [209.85.213.179]) by dpdk.org (Postfix) with ESMTP id 7023410CCD for ; Thu, 22 Dec 2016 02:05:57 +0100 (CET) Received: by mail-yb0-f179.google.com with SMTP id 84so10371776ybe.3 for ; Wed, 21 Dec 2016 17:05:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=jPwF/+VIuF0+SfAeZ8lRCP64ZUF+feSD1mqnUHVWAQA=; b=ccGZRmzZP30e9TPtfZ+yAMyEh9n+2lXYC3EZ1rlHyvcmHgErGtIZq63dgvMezz85J5 lOCue5UsZdPbK8Xh17ZpiLaCN4a+o5ySFy517p5jqJVenXKlSPF8OypOotXgPcwqAuz2 RkHYNF180+/fH/cIfT8QO6+pOswz+9OM9VaRk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=jPwF/+VIuF0+SfAeZ8lRCP64ZUF+feSD1mqnUHVWAQA=; b=NNcU7XxHtzgamw61aAATn92WoNiSB8Bpvcy8ZVm/Dmwidy/efEvk484Vd6ZmYr03no 918G/d2/j8dgziaaaKOIGu38Y65Zk4adV5RFGJr7QHAfWX11E9jZZrGQyNHjSibWUdeB X2vVmrv9ZdTdT2XzyTQqrTsLsr1GImhtzbxdLfg6F0l+KvgUKEiOHsf0Vr72O4rDNIIM 3yZwR0SS3ekXsWBjiiIYYRvG16MnZU5GtINPgCt9RsIUDY5VwqjQxBGCgFjqQxX4R+LU 6rkzkR9z6SYhpgKA4Xd5ZLe+rFRpy+pDynVjKg1WmQdPV9mMQCw/Z219xo4pEEw2YSTp Ez0Q== X-Gm-Message-State: AIkVDXI6wABsUB9EZqftc4eXSfm0BBBtaqPJC016UC2Ey47Cz8s02lxfJDTeHY1Ee3SK5sgyczvjC+3I3dw73Usd X-Received: by 10.37.58.4 with SMTP id h4mr4609022yba.82.1482368756807; Wed, 21 Dec 2016 17:05:56 -0800 (PST) MIME-Version: 1.0 Received: by 10.37.193.131 with HTTP; Wed, 21 Dec 2016 17:05:56 -0800 (PST) In-Reply-To: <20161221100848.GA4506@localhost.localdomain> References: <1482127758-4904-1-git-send-email-jianbo.liu@linaro.org> <1482127758-4904-2-git-send-email-jianbo.liu@linaro.org> <20161221100848.GA4506@localhost.localdomain> From: Jianbo Liu Date: Thu, 22 Dec 2016 09:05:56 +0800 Message-ID: To: Jerin Jacob Cc: dev@dpdk.org, "Zhang, Helin" , "Ananyev, Konstantin" Content-Type: text/plain; charset=UTF-8 Subject: Re: [dpdk-dev] [PATCH 2/2] net/ixgbe: calculate correct number of received packets for ARM NEON-version vPMD 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: Thu, 22 Dec 2016 01:05:57 -0000 Hi Jerin, On 21 December 2016 at 18:08, Jerin Jacob wrote: > On Mon, Dec 19, 2016 at 11:39:18AM +0530, Jianbo Liu wrote: > > Hi Jianbo, > >> vPMD will check 4 descriptors in one time, but the statuses are not consistent >> because the memory allocated for RX descriptors is cacheable huagepage. > Is it different in X86 case ?i.e Is x86 creating non cacheable hugepages? > I am just looking at what it takes to fix similar issues for all drivers wrt armv8. > > Are you able to reproduce this issue any armv8 platform. If so, could > you please the platform detail and commands to reproduce this issue? > I have tested on Huawei D03 and Softiron with Intel X540, same issue for both of them. The setup is very simple: loopback 2 ports, then run testpmd.