Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752373Ab1FBPMn (ORCPT ); Thu, 2 Jun 2011 11:12:43 -0400 Received: from oproxy2-pub.bluehost.com ([67.222.39.55]:46330 "HELO oproxy2-pub.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752130Ab1FBPMl (ORCPT ); Thu, 2 Jun 2011 11:12:41 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References:X-Mailer:Mime-Version:Content-Type:Content-Transfer-Encoding:X-Identified-User; b=nwxkWTj2rX/ZENjh0UcpSOTrrxYno9VlU/W97hGiUgsQvSoh6b9oa+A5S3l6NnZuWnNoFNMWqkb9jbrKFbgKFp+ovyJ/aVKth0OKvxRifk1+QB+n5mp1aP4Uj3OcpYCq; Date: Thu, 2 Jun 2011 08:05:39 -0700 From: Jesse Barnes To: Huang Ying Cc: Len Brown , linux-kernel@vger.kernel.org, Andi Kleen , Tony Luck , linux-acpi@vger.kernel.org, Zhang Yanmin Subject: Re: [PATCH 7/9] PCIe, AER, add aer_recover_queue Message-ID: <20110602080539.52bb6d89@jbarnes-desktop> In-Reply-To: <1305619719-7480-8-git-send-email-ying.huang@intel.com> References: <1305619719-7480-1-git-send-email-ying.huang@intel.com> <1305619719-7480-8-git-send-email-ying.huang@intel.com> X-Mailer: Claws Mail 3.7.6 (GTK+ 2.22.0; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1049 Lines: 24 On Tue, 17 May 2011 16:08:37 +0800 Huang Ying wrote: > In addition to native PCIe AER, now APEI (ACPI Platform Error > Interface) GHES (Generic Hardware Error Source) can be used to report > PCIe AER errors too. To add support to APEI GHES PCIe AER recovery, > aer_recover_queue is added to export the recovery function in native > PCIe AER driver. > > Recoverable PCIe AER errors are reported via NMI in APEI GHES. Then > APEI GHES uses irq_work to delay the error processing into an IRQ > handler. But PCIe AER recovery can be very time-consuming, so > aer_recover_queue, which can be used in IRQ handler, delays the real > recovery action into the process context, that is, work queue. Applied to linux-next, thanks. -- Jesse Barnes, Intel Open Source Technology Center -- 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/