[{"id":1763659,"web_url":"http://patchwork.ozlabs.org/comment/1763659/","msgid":"<20170905.142651.2109065087625525085.davem@davemloft.net>","list_archive_url":null,"date":"2017-09-05T21:26:51","subject":"Re: [PATCH net-next 1/2] tun: reserve extra headroom only when XDP\n\tis set","submitter":{"id":15,"url":"http://patchwork.ozlabs.org/api/people/15/","name":"David Miller","email":"davem@davemloft.net"},"content":"From: Jason Wang \nDate: Mon, 4 Sep 2017 11:36:08 +0800\n\n> We reserve headroom unconditionally which could cause unnecessary\n> stress on socket memory accounting because of increased trusesize. Fix\n> this by only reserve extra headroom when XDP is set.\n> \n> Cc: Jakub Kicinski \n> Signed-off-by: Jason Wang \n\nApplied.","headers":{"Return-Path":"","X-Original-To":"patchwork-incoming@ozlabs.org","Delivered-To":"patchwork-incoming@ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=)","Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xn0DJ0vQRz9ryv\n\tfor ;\n\tWed, 6 Sep 2017 07:27:28 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1753380AbdIEV0z (ORCPT );\n\tTue, 5 Sep 2017 17:26:55 -0400","from shards.monkeyblade.net ([184.105.139.130]:39352 \"EHLO\n\tshards.monkeyblade.net\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1753139AbdIEV0w (ORCPT\n\t); Tue, 5 Sep 2017 17:26:52 -0400","from localhost (74-93-104-98-Washington.hfc.comcastbusiness.net\n\t[74.93.104.98]) (using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(Client did not present a certificate)\n\t(Authenticated sender: davem-davemloft)\n\tby shards.monkeyblade.net (Postfix) with ESMTPSA id 487C210151F24;\n\tTue, 5 Sep 2017 14:26:52 -0700 (PDT)"],"Date":"Tue, 05 Sep 2017 14:26:51 -0700 (PDT)","Message-Id":"<20170905.142651.2109065087625525085.davem@davemloft.net>","To":"jasowang@redhat.com","Cc":"netdev@vger.kernel.org, linux-kernel@vger.kernel.org,\n\tmst@redhat.com, kubakici@wp.pl","Subject":"Re: [PATCH net-next 1/2] tun: reserve extra headroom only when XDP\n\tis set","From":"David Miller ","In-Reply-To":"<1504496169-31190-1-git-send-email-jasowang@redhat.com>","References":"<1504496169-31190-1-git-send-email-jasowang@redhat.com>","X-Mailer":"Mew version 6.7 on Emacs 25.2 / Mule 6.0 (HANACHIRUSATO)","Mime-Version":"1.0","Content-Type":"Text/Plain; charset=us-ascii","Content-Transfer-Encoding":"7bit","X-Greylist":"Sender succeeded SMTP AUTH, not delayed by\n\tmilter-greylist-4.5.12 (shards.monkeyblade.net\n\t[149.20.54.216]); Tue, 05 Sep 2017 14:26:52 -0700 (PDT)","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netdev@vger.kernel.org"}}]