From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-bw0-f49.google.com ([209.85.214.49]) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1PmUGE-0001ft-12 for linux-mtd@lists.infradead.org; Mon, 07 Feb 2011 16:48:22 +0000 Received: by bwz5 with SMTP id 5so5375840bwz.36 for ; Mon, 07 Feb 2011 08:48:20 -0800 (PST) Subject: Re: [PATCH v2 0/5] UBIFS: fix recovery on CFI NOR From: Artem Bityutskiy To: Anatolij Gustschin In-Reply-To: <20110207172523.11294ec5@wker> References: <1296998270-19853-1-git-send-email-dedekind1@gmail.com> <20110207172523.11294ec5@wker> Content-Type: text/plain; charset="UTF-8" Date: Mon, 07 Feb 2011 18:43:52 +0200 Message-ID: <1297097032.5938.23.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Cc: Holger Brunck , "linux-mtd@lists.infradead.org" , Detlev Zundel , Norbert van Bolhuis , 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 Mon, 2011-02-07 at 17:25 +0100, Anatolij Gustschin wrote: > > First test results with patches from cfi-nor-fix-v2 applied: > > Test description: > Using Spansion NOR Flash S29GL512P (2 x16 chips in a 32-bit bank). > An application is continuously writing "ABC123" sequence in a file > on the UBIFS partition. A system reset is performed simulating a > power cut event. The board reboots, attaches UBI volume, mounts > the UBIFS partition and starts the test application again. > 117 power cut test cycles succeeded, at next cycle the UBIFS > partition recovery didn't succeed. Below is the kernel log with > UBI/UBIFS debug enabled: Am I right that you see this even when you use the previous solution where we set c->min_io_size to mtd->writebufsize? -- Best Regards, Artem Bityutskiy (Артём Битюцкий)