From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH] forcedeth: msi interrupts Date: Fri, 6 Jun 2008 14:10:54 -0700 Message-ID: <20080606141054.432ec910.akpm@linux-foundation.org> References: <4845AEE2.1090905@nvidia.com> <20080604151854.4a6f22b8.akpm@linux-foundation.org> <484970B4.6080500@nvidia.com> <20080606131928.592fa23c.akpm@linux-foundation.org> <48497C15.4090505@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: jgarzik@pobox.com, manfred@colorfullife.com, netdev@vger.kernel.org To: Ayaz Abdulla Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:43135 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756786AbYFFVLU (ORCPT ); Fri, 6 Jun 2008 17:11:20 -0400 In-Reply-To: <48497C15.4090505@nvidia.com> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, 06 Jun 2008 14:04:05 -0400 Ayaz Abdulla wrote: > > > Andrew Morton wrote: > > On Fri, 06 Jun 2008 13:15:32 -0400 > > Ayaz Abdulla wrote: > > > > > >>Andrew Morton wrote: > >> > >>>On Tue, 03 Jun 2008 16:51:46 -0400 > >>>Ayaz Abdulla wrote: > >>> > >>> > This patch adds a workaround for lost MSI interrupts. There is a race > >>> > condition in the HW in which future interrupts could be missed. The > >>> > workaround is to toggle the MSI irq mask. > >>> > > >>> > >>>Do you think this is a 2.6.26 thing? > >> > >>It is by HW design, not related to the kernel. > > > > > > Sorry, what I meant was: do you believe that this patch should be in > > 2.6.26? > Yes, it should be treated as a critical fix. So should it also be backported into 2.6.25.x? Bear in mind that $major_distros are apparently basing product on 2.6.25.