Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754312AbZFCExG (ORCPT ); Wed, 3 Jun 2009 00:53:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751805AbZFCEw4 (ORCPT ); Wed, 3 Jun 2009 00:52:56 -0400 Received: from terminus.zytor.com ([198.137.202.10]:53285 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751354AbZFCEwz (ORCPT ); Wed, 3 Jun 2009 00:52:55 -0400 Message-ID: <4A26014F.4070207@zytor.com> Date: Tue, 02 Jun 2009 21:51:27 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Gary Hade CC: mingo@elte.hu, mingo@redhat.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, x86@kernel.org, ebiederm@xmission.com, yinghai@kernel.org, lcm@us.ibm.com Subject: Re: [RESEND] [PATCH v2] [BUGFIX] x86/x86_64: fix CPU offlining triggered "active" device IRQ interrruption References: <20090602193216.GC7282@us.ibm.com> In-Reply-To: <20090602193216.GC7282@us.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 728 Lines: 24 Gary Hade wrote: > Impact: Eliminates an issue that can leave the system in an > unusable state. > > This patch addresses an issue where device generated IRQs > are no longer seen by the kernel following IRQ affinity > migration while the device is generating IRQs at a high rate. > This patch doesn't seem to apply to current mainline. What is your base? -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- 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/