Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755905AbZIVKCN (ORCPT ); Tue, 22 Sep 2009 06:02:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755887AbZIVKCM (ORCPT ); Tue, 22 Sep 2009 06:02:12 -0400 Received: from mail.gmx.net ([213.165.64.20]:37845 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755872AbZIVKCL (ORCPT ); Tue, 22 Sep 2009 06:02:11 -0400 X-Authenticated: #15509084 X-Provags-ID: V01U2FsdGVkX18XjsJiiOgXAiknqwsHH6EI0J1ZDwdnNRYg7f0m+o aRw/cDMSjsQdLR Message-ID: <4AB8A0A2.3010300@gmx.de> Date: Tue, 22 Sep 2009 12:02:10 +0200 From: Axel Birndt User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: Tejun Heo CC: Jesse Barnes , Greg KH , Robert Hancock , Alan Cox , linux-pci@vger.kernel.org, Linux Kernel , Daniel Ritz , Dominik Brodowski , Kenji Kaneshige , Benjamin Herrenschmidt , Ingo Molnar , Thomas Gleixner , Tony Luck , David Miller Subject: Re: [PATCH 3/3 pci#linux-next] pccard: configure CLS on attach References: <4A4EE3E9.7090205@kernel.org> <20090917103131.55eca691@jbarnes-g45> <4AB88C28.8070602@kernel.org> In-Reply-To: <4AB88C28.8070602@kernel.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 X-FuHaFi: 0.66 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1197 Lines: 35 Tejun Heo schrieb: > For non hotplug PCI devices, the system firmware usually configures > CLS correctly. For pccard devices system firmware can't do it and > Linux PCI layer doesn't do it either. Unfortunately this leads to > poor performance for certain devices (sata_sil). Unless MWI, which > requires separate configuration, is to be used, CLS doesn't affect > correctness, so the configuration should be harmless. > > This patch makes pci_set_cacheline_size() always built and export it > and make pccard call it during attach. > > Please note that some other PCI hotplug drivers (shpchp and pciehp) > also configure CLS on hotplug. Hello Tejun, i would like to ask, when this patch is usable for normal guy's, like me. could you tell me in which kernel release or in which bugfix this will be implemented? currently i'am using Kubuntu 8.04 with all current released bugfixes and kernel updates... thanks and regards -- Regards Axel -- 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/