Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964802AbWE3XEp (ORCPT ); Tue, 30 May 2006 19:04:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964803AbWE3XEp (ORCPT ); Tue, 30 May 2006 19:04:45 -0400 Received: from www.osadl.org ([213.239.205.134]:25549 "EHLO mail.tglx.de") by vger.kernel.org with ESMTP id S964802AbWE3XEp (ORCPT ); Tue, 30 May 2006 19:04:45 -0400 Subject: Re: 2.6.17-rc5-mm1 From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Ingo Molnar Cc: Andrew Morton , Roland Dreier , linux-kernel@vger.kernel.org, Benjamin Herrenschmidt In-Reply-To: <20060530225808.GA5836@elte.hu> References: <20060530022925.8a67b613.akpm@osdl.org> <20060530154521.d737cc65.akpm@osdl.org> <20060530224955.GA5500@elte.hu> <20060530225254.GA5681@elte.hu> <20060530225808.GA5836@elte.hu> Content-Type: text/plain Date: Wed, 31 May 2006 01:05:30 +0200 Message-Id: <1149030330.20582.45.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 827 Lines: 26 CC'ed Ben, who is hacking on msi, IIRC On Wed, 2006-05-31 at 00:58 +0200, Ingo Molnar wrote: > > > > > > does MSI much with the irq_desc[] separately perhaps, clearing > > > handle_irq in the process perhaps? > > > > aha - drivers/pci/msi.c sets msix_irq_type, which has no handle_irq > > entry. This needs to be converted to irqchips. > > still ... that doesnt explain how the irq_desc[].irq_handler got NULL. It has it's own irq_desc array static struct msi_desc* msi_desc[NR_IRQS] = { [0 ... NR_IRQS-1] = NULL }; Too tired right now. I look into this tomorrow. tglx - 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/