From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from void.printf.net (void.printf.net [89.145.121.20]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id F19E7B6F07 for ; Thu, 9 Sep 2010 08:01:54 +1000 (EST) Date: Wed, 8 Sep 2010 22:37:41 +0100 From: Chris Ball To: Andrew Morton Subject: Re: [PATCH 0/8] sdhci: Move real work out of an atomic context Message-ID: <20100908213740.GA7550@void.printf.net> References: <20100714130728.GA27339@oksana.dev.rtsoft.ru> <20100907153813.936db0c6.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20100907153813.936db0c6.akpm@linux-foundation.org> Cc: Matt Fleming , Albert Herranz , Anton Vorontsov , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, Ben Dooks , Pierre Ossman List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi Andrew, On Tue, Sep 07, 2010 at 03:38:13PM -0700, Andrew Morton wrote: > > I noticed no throughput drop neither with PIO transfers nor > > with DMA (tested on MPC8569E CPU), while latencies should be > > greatly improved. > > This patchset isn't causing any problems yet, but may do so in the > future and will impact the validity of any testing. It seems to be > kind of stuck. Should I drop it all? I suggest keeping it -- I'll find time to test it out here soon, and will keep it in mind as a possible regression cause. Thanks, -- Chris Ball One Laptop Per Child