Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759865AbYFMQUk (ORCPT ); Fri, 13 Jun 2008 12:20:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757305AbYFMQU3 (ORCPT ); Fri, 13 Jun 2008 12:20:29 -0400 Received: from mail-va3.bigfish.com ([216.32.180.114]:39626 "EHLO mail189-va3-R.bigfish.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757275AbYFMQU3 (ORCPT ); Fri, 13 Jun 2008 12:20:29 -0400 X-BigFish: VPS-44(zz1432R98dR4015M62a3L7efV1805Mzz10d3izzz32i6bh43j61h) X-Spam-TCS-SCL: 0:0 X-FB-DOMAIN-IP-MATCH: fail X-MS-Exchange-Organization-Antispam-Report: OrigIP: 163.181.251.8;Service: EHS X-WSS-ID: 0K2ETDJ-01-7TM-01 Date: Fri, 13 Jun 2008 18:19:11 +0200 From: Robert Richter To: Yinghai Lu Cc: Arjan van de Ven , Thomas Gleixner , Ingo Molnar , LKML , Andi Kleen Subject: Re: [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci Message-ID: <20080613161911.GF10019@erda.amd.com> References: <20080603072550.GR23679@erda.amd.com> <1213294763-19566-2-git-send-email-robert.richter@amd.com> <86802c440806121250s1b04c553ld505f6c76c2e206@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <86802c440806121250s1b04c553ld505f6c76c2e206@mail.gmail.com> User-Agent: Mutt/1.5.16 (2007-06-09) X-OriginalArrivalTime: 13 Jun 2008 16:19:12.0055 (UTC) FILETIME=[3729E470:01C8CD71] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 815 Lines: 27 On 12.06.08 12:50:10, Yinghai Lu wrote: > > +static int __init enable_pci_io_ecs(void) > > +{ > > + /* assume all cpus from fam10h have IO ECS */ > > + if (boot_cpu_data.x86 < 0x10) > > + return 0; > > + on_each_cpu(enable_pci_io_ecs_per_cpu, NULL, 1, 1); > > how about some cpu hotplug? i mean if you limit that when booting and > later use "echo 1 > /sys/.../online" etc to get it online. Yinghai, will look at this. Thanks, -Robert -- Advanced Micro Devices, Inc. Operating System Research Center email: robert.richter@amd.com -- 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/