From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga03.intel.com ([143.182.124.21]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UhFrk-0008SG-No for linux-mtd@lists.infradead.org; Tue, 28 May 2013 09:06:49 +0000 Message-ID: <1369732174.5446.115.camel@sauron.fi.intel.com> Subject: Re: UBIFS failure & stable page writes From: Artem Bityutskiy To: "Prins Anton (ST-CO/ENG1.1)" Date: Tue, 28 May 2013 12:09:34 +0300 In-Reply-To: <85D877DD6EE67B4A9FCA9B9C3A4865670C3E8CBE2D@SI-MBX14.de.bosch.com> References: <85D877DD6EE67B4A9FCA9B9C3A4865670C3E8CB9B7@SI-MBX14.de.bosch.com> <4BE1E71893EF1E4F9E9DD99FB4EBF0032C02EA2D44@SI-MBX02.de.bosch.com> <85D877DD6EE67B4A9FCA9B9C3A4865670C3E8CBA85@SI-MBX14.de.bosch.com> <20130527121828.GA32625@quack.suse.cz> <85D877DD6EE67B4A9FCA9B9C3A4865670C3E8CBB8D@SI-MBX14.de.bosch.com> <1369709828.5446.89.camel@sauron.fi.intel.com> <85D877DD6EE67B4A9FCA9B9C3A4865670C3E8CBE2D@SI-MBX14.de.bosch.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Cc: "linux-mtd@lists.infradead.org" , Jan Kara , Adrian Hunter Reply-To: dedekind1@gmail.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, 2013-05-28 at 10:15 +0200, Prins Anton (ST-CO/ENG1.1) wrote: > Adding debug messages what I see is the 'recovery' takes place and when completed it starts looking for the root-node. > Strange enough it looks in the TNC for the root node, cannot find it... but doesn't load further from media... No, you can see from the code it is sprinkled with dbg_() prints, where "xxx" is a subsystem name. You can enable them. In your old kernel this is probably about enabling them in Kconfig. See some docs here: http://www.linux-mtd.infradead.org/faq/ubifs.html#L_how_debug -- Best Regards, Artem Bityutskiy