Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932098AbWHPQax (ORCPT ); Wed, 16 Aug 2006 12:30:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751150AbWHPQax (ORCPT ); Wed, 16 Aug 2006 12:30:53 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:15234 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S932100AbWHPQaw (ORCPT ); Wed, 16 Aug 2006 12:30:52 -0400 Message-ID: <44E34825.2020105@garzik.org> Date: Wed, 16 Aug 2006 12:30:29 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.5 (X11/20060808) MIME-Version: 1.0 To: Linas Vepstas CC: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, James K Lewis , Arnd Bergmann , Jens Osterkamp , akpm@osdl.org Subject: Re: [PATCH 1/2]: powerpc/cell spidernet bottom half References: <20060811170337.GH10638@austin.ibm.com> <20060816161856.GD20551@austin.ibm.com> In-Reply-To: <20060816161856.GD20551@austin.ibm.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.3 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 938 Lines: 28 Linas Vepstas wrote: > Please apply and forward upstream. This patch requires the previous > sequence of 4 spidernet patches to be applied. > > --linas > > > The recent set of low-waterark patches for the spider result in a > significant amount of computing being done in an interrupt context. > This patch moves this to a "bottom half" aka work queue, so that > the code runs in a normal kernel context. Curiously, this seems to > result in a performance boost of about 5% for large packets. > > Signed-off-by: Linas Vepstas > Cc: Utz Bacher > Cc: Jens Osterkamp Let's not reinvented NAPI, shall we... Jeff - 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/