From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.tal.de ([81.92.1.5]) by bombadil.infradead.org with esmtp (Exim 4.68 #1 (Red Hat Linux)) id 1JKCuK-0003d4-7b for linux-mtd@lists.infradead.org; Wed, 30 Jan 2008 13:23:22 +0000 Received: from [172.16.0.10] (p50826B8D.dip.t-dialin.net [80.130.107.141]) by smtp.tal.de (SMTP.TAL.DE) with ESMTP id B78E71091E5 for ; Wed, 30 Jan 2008 14:23:03 +0100 (CET) Message-ID: <47A07A34.6010209@mkc-gmbh.de> Date: Wed, 30 Jan 2008 14:23:00 +0100 From: =?ISO-8859-1?Q?Bernd_B=FCttner?= MIME-Version: 1.0 To: linux-mtd@lists.infradead.org Subject: Re: Cleaning JFFS2 errors References: <478F1509.2090001@mkc-gmbh.de> In-Reply-To: <478F1509.2090001@mkc-gmbh.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , No answer jet. Does this mean it is a silly question or is there no solution for it? Bernd Bernd Büttner schrieb: > Hi, > after working some time with the JFFS2 filesystem (on a uclinux-system with a non-mmu freescale processor) > I'm getting errors on every mount like this: > > jffs2_scan_inode(): CRC failed on node at 0x00c999f0: Read 0xffffffff, calculated 0x7621c0c4 > Empty flash at 0x00c99a3c ends at 0x00c99c00 > Empty flash at 0x0134201c ends at 0x01342200 > jffs2_scan_eraseblock(): Node at 0x01d88df8 {0x1985, 0xe001, 0x0000002f) has invalid > CRC 0x1985e001 (calculated 0x392fe03e) > JFFS2 notice: (13) read_dnode: node CRC failed on dnode at 0x1341fd4: > read 0xffffffff, calculated 0xce9c70e9 > > The kernel is 2.6.19 from the latest uclinux distribution 20070130. > > I think these errors are the result of power-loss, misbehaving new drivers and system crashes, > and I suppose they are not critical and will be corrected by jffs2 after some time. > > But delivering such systems to customers doesn't look good. > > Is there a possibility to force jffs2 to correct these errors at once? > > I hope so. > > Bernd > > ______________________________________________________ > Linux MTD discussion mailing list > http://lists.infradead.org/mailman/listinfo/linux-mtd/ >