Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754796AbZFSFdJ (ORCPT ); Fri, 19 Jun 2009 01:33:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751953AbZFSFc5 (ORCPT ); Fri, 19 Jun 2009 01:32:57 -0400 Received: from mail-gx0-f214.google.com ([209.85.217.214]:38734 "EHLO mail-gx0-f214.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751906AbZFSFc5 (ORCPT ); Fri, 19 Jun 2009 01:32:57 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=fYDs345o1c3sHsnzvw9ZPttGgTXVEG0lPM0AGGO4g8nSS5UcMuw4t6GIR5l+ya/Ssj TPM+CkC7Pg/3l+ei4ZEpj2o0lEBVPASDEuZlOmTJsaGGG/N3xKNhRHZxV+D4h1VY/3/H 93zAcJLPW4rHZbd8Uo+1uI55StIb6KaQBIxN0= MIME-Version: 1.0 In-Reply-To: <4A3AC0C4.6060508@goop.org> References: <4A329CF8.4050502@goop.org> <4A3A9220.4070807@goop.org> <4A3A99FB.7070807@goop.org> <4A3AC0C4.6060508@goop.org> Date: Thu, 18 Jun 2009 22:32:59 -0700 Message-ID: <86802c440906182232r31088e4fh3613a8da6f8903f7@mail.gmail.com> Subject: Re: [PATCH RFC] x86/acpi: don't ignore I/O APICs just because there's no local APIC From: Yinghai Lu To: Jeremy Fitzhardinge Cc: "Eric W. Biederman" , Len Brown , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , "the arch/x86 maintainers" , Linux Kernel Mailing List , Xen-devel Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1106 Lines: 28 doesn't XEN support per cpu irq vector? got sth from XEN 3.3 / SLES 11 igb 0000:81:00.0: PCI INT A -> GSI 95 (level, low) -> IRQ 95 igb 0000:81:00.0: setting latency timer to 64 igb 0000:81:00.0: Intel(R) Gigabit Ethernet Network Connection igb 0000:81:00.0: eth9: (PCIe:2.5Gb/s:Width x4) 00:21:28:3a:d8:0e igb 0000:81:00.0: eth9: PBA No: ffffff-0ff igb 0000:81:00.0: Using MSI-X interrupts. 4 rx queue(s), 4 tx queue(s) vendor=8086 device=3420 (XEN) irq.c:847: dom0: invalid pirq 94 or vector -28 igb 0000:81:00.1: PCI INT B -> GSI 94 (level, low) -> IRQ 94 igb 0000:81:00.1: setting latency timer to 64 (XEN) physdev.c:87: dom0: map irq with wrong vector -28 map irq failed (XEN) physdev.c:87: dom0: map irq with wrong vector -28 map irq failed the system need a lot of MSI-X normally.. with current mainline tree kernel, it will need about 360 irq... YH -- 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/