Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933839AbXFRXsu (ORCPT ); Mon, 18 Jun 2007 19:48:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764632AbXFRXsl (ORCPT ); Mon, 18 Jun 2007 19:48:41 -0400 Received: from ns2.suse.de ([195.135.220.15]:51905 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762556AbXFRXsk (ORCPT ); Mon, 18 Jun 2007 19:48:40 -0400 To: John Keller Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, steiner@sgi.com Subject: Re: [PATCH] - Add IOAPIC NMI support on x86_64 References: <20070618215700.8097.77403.79754@attica.americas.sgi.com> From: Andi Kleen Date: 19 Jun 2007 02:44:43 +0200 In-Reply-To: <20070618215700.8097.77403.79754@attica.americas.sgi.com> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 862 Lines: 18 John Keller writes: > Add support for IOAPIC NMI interrupts on x86_64. > > Changes include the following: > > - Obtain the NMI IOAPIC info via an ACPI NMI SRC structure that is > part of the MADT, and program the IOAPIC redirection register. > The NMI SRC struct will contain the GSI of the NMI interrupt. > > - Setup irq_desc[] and irq_2_pin[] entries for the NMI interrupt irq, > which will be used by the generic mask/unmask routines. This will > allow a driver to enable/disable the NMI interrupt via > enable/disable_irq(). What's the motivation for this patch? -Andi - 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/