From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f181.google.com (mail-lb0-f181.google.com [209.85.217.181]) by dpdk.org (Postfix) with ESMTP id 4D2DE7DFC for ; Thu, 30 Oct 2014 13:39:46 +0100 (CET) Received: by mail-lb0-f181.google.com with SMTP id w7so4281895lbi.12 for ; Thu, 30 Oct 2014 05:48:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=5oYkGjJoKFqxg8bhRfiNNiPaU6BQSev41Nd8HHk4gnw=; b=G/NPe5zjkUCx1z+1ifdu/s/kg41VvvZwxqik80C9qLdV/dPvjJAqTPTcNIzGWKB1yE ylDW1sDmm76l5YpWIuap8mSq3+zVeY/VZ+01rGILRC6NaKN6Gs2LoUxTP4LNZfq7X9qb QjBy1OLoz95m9jSSoi8o4tUeJgkPs0NiSPbuZznGBHjiuNcEa1ukmMX3N4kC61FOOWdl 0HwcXy/a81bD8HkD3LBQuPkriuEB+ndgmdsO8S/8KbsBO2exP40PAreFPKQY+nDTYQ/m ioRzAQO1kLgluxLERiF6mDIf4iKlYoI9d6tjAt9MzC79uocV6xH316bUKNoyvddJhlS/ hmqA== X-Gm-Message-State: ALoCoQnKsa2vPym1eo8JFt2M17S0zCoG7+iMgURVT7c3/lietxx45gSVg1QLLh46dPGNXdezGMii MIME-Version: 1.0 X-Received: by 10.152.121.68 with SMTP id li4mr18334321lab.77.1414673322111; Thu, 30 Oct 2014 05:48:42 -0700 (PDT) Received: by 10.25.215.157 with HTTP; Thu, 30 Oct 2014 05:48:42 -0700 (PDT) In-Reply-To: <20141030110956.GA8456@bricha3-MOBL3> References: <20141030110956.GA8456@bricha3-MOBL3> Date: Thu, 30 Oct 2014 14:48:42 +0200 Message-ID: From: Alex Markuze To: Bruce Richardson Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Cc: "dev@dpdk.org" Subject: Re: [dpdk-dev] segmented recv ixgbevf X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 30 Oct 2014 12:39:46 -0000 For posterity. 1.When using MTU larger then 2K its advised to provide the value to rte_pktmbuf_pool_init. 2.ixgbevf rounds down the ("MBUF size" - RTE_PKTMBUF_HEADROOM) to the nearest 1K multiple when deciding on the receiving capabilities [buffer size]of the Buffers in the pool. The function SRRCTL register, is considered here for some reason?