From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 12 Jan 2001 19:48:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 12 Jan 2001 19:48:40 -0500 Received: from e56090.upc-e.chello.nl ([213.93.56.90]:4110 "EHLO unternet.org") by vger.kernel.org with ESMTP id ; Fri, 12 Jan 2001 19:48:30 -0500 Date: Sat, 13 Jan 2001 01:48:07 +0100 From: Frank de Lange To: Linus Torvalds Cc: Alan Cox , Manfred Spraul , dwmw2@infradead.org, linux-kernel@vger.kernel.org, mingo@elte.hu Subject: Re: QUESTION: Network hangs with BP6 and 2.4.x kernels, hardware Message-ID: <20010113014807.B29757@unternet.org> In-Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from torvalds@transmeta.com on Fri, Jan 12, 2001 at 04:36:33PM -0800 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 12, 2001 at 04:36:33PM -0800, Linus Torvalds wrote: > It may well not be disable_irq() that is buggy. In fact, there's good > reason to believe that it's a hardware problem. I am inclined to believe it IS a hardware problem... If disable_irq were buggy, wouldn't the problem occur more frequently in other irq-heavy areas? A quick count shows that disable_irq* is used in 84 sourcefiles in the driver/* directory. This includes drivers which generate many interrupts in a short timeframe (like ide). Frank -- WWWWW _______________________ ## o o\ / Frank de Lange \ }# \| / \ ##---# _/ \ #### \ +31-320-252965 / \ frank@unternet.org / ------------------------- [ "Omnis enim res, quae dando non deficit, dum habetur et non datur, nondum habetur, quomodo habenda est." ] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/