From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 1 Oct 2001 22:01:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 1 Oct 2001 22:01:37 -0400 Received: from zok.SGI.COM ([204.94.215.101]:49624 "EHLO zok.sgi.com") by vger.kernel.org with ESMTP id ; Mon, 1 Oct 2001 22:01:19 -0400 X-Mailer: exmh version 2.2 06/23/2000 with nmh-1.0.4 From: Keith Owens To: "Rinaldi J. Montessi" Cc: linux-kernel Subject: Re: APIC revisited In-Reply-To: Your message of "Mon, 01 Oct 2001 18:56:16 -0400." <3BB8F490.4638A81E@adelphia.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 02 Oct 2001 12:01:33 +1000 Message-ID: <14109.1001988093@kao2.melbourne.sgi.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 01 Oct 2001 18:56:16 -0400, "Rinaldi J. Montessi" wrote: >I am of the impression that with the noapic parameter all calls are to >be handled via CPU0, yet I am getting several errors on CPU1 as well. noapic only affects external internal interrupts. Inter processor interrupts (IPIs) always use the APIC bus. Ix86 SMP does a lot of IPIs.