From mboxrd@z Thu Jan 1 00:00:00 1970 From: Orjan Friberg Subject: Re: Spurious ECC errors with mtd_subpagetest (OMAP3, NAND) Date: Fri, 2 Mar 2012 17:42:10 +0100 Message-ID: <4F50F862.5030305@flatfrog.com> References: <4F50F2AB.10209@flatfrog.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from hd5b91d02.k46641.sta.perspektivbredband.net ([213.185.29.2]:56714 "EHLO fg-dc1.flatfrog.local" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752020Ab2CBQmN (ORCPT ); Fri, 2 Mar 2012 11:42:13 -0500 In-Reply-To: <4F50F2AB.10209@flatfrog.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "linux-mtd@lists.infradead.org" , "linux-omap@vger.kernel.org" On 03/02/2012 05:17 PM, Orjan Friberg wrote: > Hi, > > When running the mtd_subpagetest I'm seeing more or less spurious ECC > corrections. I.e., one round may show 4 corrections and the next will > show 7, only some of which are the same as the previous 4. FWIW * I'm seeing the same behaviour (i.e. transient ECC errors) when doing nanddump on a partition. * mtd_oobtest fails on "verify failed at ", and "read past end of device". -- Orjan Friberg FlatFrog Laboratories AB