From mboxrd@z Thu Jan 1 00:00:00 1970 From: Angelo Dureghello Subject: Re: davinci_mmc issues on kernel 3.17.0 Date: Wed, 19 Nov 2014 16:31:30 +0100 Message-ID: <546CB7D2.50903@gmail.com> References: <546CAA0D.3090107@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wi0-f176.google.com ([209.85.212.176]:43037 "EHLO mail-wi0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753829AbaKSPbd (ORCPT ); Wed, 19 Nov 2014 10:31:33 -0500 Received: by mail-wi0-f176.google.com with SMTP id ex7so5744319wid.9 for ; Wed, 19 Nov 2014 07:31:32 -0800 (PST) Received: from [192.168.0.2] (host15-234-dynamic.54-79-r.retail.telecomitalia.it. [79.54.234.15]) by mx.google.com with ESMTPSA id w5sm101069wif.18.2014.11.19.07.31.30 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 19 Nov 2014 07:31:31 -0800 (PST) In-Reply-To: <546CAA0D.3090107@gmail.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org Hi, did an additional test, that i hope can help: - prepared a 16K ASCI pattern of 0x30,0x31,0x30,0x31.. and so - written to mmc sd [root@barix boot]# cat 16kpattern.hex > /dev/mmcblk0p1 [root@barix boot]# Automount: /dev/mmcblk0p1 inserted Automount: DEVICE LOCK found quiting... [root@barix boot]# cat /dev/mmcblk0p1 i could read out _only_ 8K of patterns bytes and then i see other fs bytes just after. So seems i can't write 8K blocks, seems 4K are truncated. Regards angelo