Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751131AbaALXUD (ORCPT ); Sun, 12 Jan 2014 18:20:03 -0500 Received: from smtp.citrix.com ([66.165.176.89]:47024 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750899AbaALXUB (ORCPT ); Sun, 12 Jan 2014 18:20:01 -0500 X-IronPort-AV: E=Sophos;i="4.95,649,1384300800"; d="scan'208";a="92160028" Message-ID: <52D3230A.3020203@citrix.com> Date: Sun, 12 Jan 2014 23:19:38 +0000 From: Zoltan Kiss User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: David Vrabel CC: Wei Liu , , , , , Subject: Re: [Xen-devel] [PATCH net-next v3 2/9] xen-netback: Change TX path from grant copy to mapping References: <1389139818-24458-1-git-send-email-zoltan.kiss@citrix.com> <1389139818-24458-3-git-send-email-zoltan.kiss@citrix.com> <20140109153015.GF12164@zion.uk.xensource.com> <52CFDAEC.5080708@citrix.com> <20140110114534.GE29180@zion.uk.xensource.com> <52D01094.5060102@citrix.com> <52D0198C.6000600@citrix.com> In-Reply-To: <52D0198C.6000600@citrix.com> Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.68.14.27] X-DLP: MIA1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/01/14 16:02, David Vrabel wrote: > On 10/01/14 15:24, Zoltan Kiss wrote: > If the grant table code doesn't provide the API calls you need you can > either: > > a) add the new API as a prerequisite patch. > b) use the existing API calls and live with the performance problem, > until you can refactor the API later on. > > Adding a netback-specific hack isn't a valid option. > > David Ok, I've sent in the patch which does a) Zoli -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/