From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760934AbZFKQcX (ORCPT ); Thu, 11 Jun 2009 12:32:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756266AbZFKQby (ORCPT ); Thu, 11 Jun 2009 12:31:54 -0400 Received: from mx2.redhat.com ([66.187.237.31]:49170 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754309AbZFKQby (ORCPT ); Thu, 11 Jun 2009 12:31:54 -0400 Message-ID: <4A31316C.8050007@redhat.com> Date: Thu, 11 Jun 2009 12:31:40 -0400 From: Rik van Riel Organization: Red Hat, Inc User-Agent: Thunderbird 2.0.0.17 (X11/20080915) MIME-Version: 1.0 To: Wu Fengguang CC: Andrew Morton , LKML , Hugh Dickins , Nick Piggin , Andi Kleen , "chris.mason@oracle.com" , "linux-mm@kvack.org" Subject: Re: [PATCH 4/5] HWPOISON: report sticky EIO for poisoned file References: <20090611142239.192891591@intel.com> <20090611144430.813191526@intel.com> In-Reply-To: <20090611144430.813191526@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Wu Fengguang wrote: > This makes the EIO reports on write(), fsync(), or the NFS close() > sticky enough. The only way to get rid of it may be > > echo 3 > /proc/sys/vm/drop_caches > > Note that the impacted process will only be killed if it mapped the page. > XXX > via read()/write()/fsync() instead of memory mapped reads/writes, simply > because it's very hard to find them. > > Signed-off-by: Wu Fengguang Acked-by: Rik van Riel -- All rights reversed.