From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [net-next PATCH 1/6] net: Split netdev_alloc_frag into __alloc_page_frag and add __napi_alloc_frag Date: Wed, 10 Dec 2014 09:13:00 -0800 Message-ID: <1418231580.27198.30.camel@edumazet-glaptop2.roam.corp.google.com> References: <20141210033902.2114.68658.stgit@ahduyck-vm-fedora20> <20141210034042.2114.29360.stgit@ahduyck-vm-fedora20> <1418227328.27198.25.camel@edumazet-glaptop2.roam.corp.google.com> <54887DB0.7040903@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Alexander Duyck , netdev@vger.kernel.org, ast@plumgrid.com, davem@davemloft.net, brouer@redhat.com To: Alexander Duyck Return-path: Received: from mail-ig0-f169.google.com ([209.85.213.169]:57497 "EHLO mail-ig0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755924AbaLJRNI (ORCPT ); Wed, 10 Dec 2014 12:13:08 -0500 Received: by mail-ig0-f169.google.com with SMTP id hl2so8031284igb.4 for ; Wed, 10 Dec 2014 09:13:08 -0800 (PST) In-Reply-To: <54887DB0.7040903@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, 2014-12-10 at 09:06 -0800, Alexander Duyck wrote: > That is an interesting idea. I wonder if there would be a similar > benefit for small packets. If nothing else I might try a few > experiments with ixgbe to see if I can take advantage of something similar. I was planning to submit a core infrastructure when net-next reopens, a simple layer to use instead of alloc_page(), and immediately usable in Intel drivers.