From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH v2] ixgbe: fix check for split packets Date: Wed, 22 Jul 2015 15:47:10 +0200 Message-ID: <2646761.JxpPTaGeqc@xps13> References: <1437492307-29754-1-git-send-email-bruce.richardson@intel.com> <55AF9875.7010001@linaro.org> <59AF69C657FD0841A61C55336867B5B03457D2BE@IRSMSX103.ger.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org To: "Richardson, Bruce" Return-path: Received: from mail-wi0-f169.google.com (mail-wi0-f169.google.com [209.85.212.169]) by dpdk.org (Postfix) with ESMTP id 345615949 for ; Wed, 22 Jul 2015 15:48:24 +0200 (CEST) Received: by wibud3 with SMTP id ud3so173500127wib.0 for ; Wed, 22 Jul 2015 06:48:24 -0700 (PDT) In-Reply-To: <59AF69C657FD0841A61C55336867B5B03457D2BE@IRSMSX103.ger.corp.intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 2015-07-22 13:35, Richardson, Bruce: > From: Zoltan Kiss [mailto:zoltan.kiss@linaro.org] > > On 22/07/15 10:59, Bruce Richardson wrote: > > > The vector PMD always works off a fixed 32 burst size. Any change to > > > that will lead to many changes in the code, so I don't believe a loop is > > necessary. > > > > Ok, then I suggest to make a comment around RTE_IXGBE_VPMD_RX_BURST that > > changing it needs a lot of other changes in the code elsewhere, e.g in > > this split_flags check. > > Btw. vPMD was a bit misleading abbreviation for me, it took me a while > > until I realized 'v' stands for 'vector', not 'virtualization' as in most > > cases nowadays. > > Good idea. I'll try to submit a patch to add a comment if I get the chance > - otherwise feel free to do so yourself. Why not do it in this patch? Is it not enough related? > As for the naming, yes, I suppose it can be confusing. :-) We possibly need > to start calling these pieces of code SSE or AVX rather than just vector, > since for some we may end up with multiple vector versions. +1 for SSE/AVX naming