From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.sigma-star.at ([95.130.255.111]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dz53b-0007Iy-Gq for linux-mtd@lists.infradead.org; Mon, 02 Oct 2017 18:03:09 +0000 From: Richard Weinberger To: Doug Crawford , "linux-mtd@lists.infradead.org" Subject: Re: ubifs robustness with early power cut warning Date: Mon, 02 Oct 2017 20:03:16 +0200 Message-ID: <19830307.zslJMcUXK2@blindfold> In-Reply-To: References: <7850553.GNXqutYARo@blindfold> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Am Montag, 2. Oktober 2017, 19:33:01 CEST schrieb Doug Crawford: > the freeze/thaw sounds like what I need. I guess using the fsfreeze > tool from util-linux would work? Is all of that implemented in the > VFS layer? I see some recent patches for adding UBIFS specific > freeze/thaw functionality? Currently UBIFS does not support freeze/thaw. But adding this feature shouldn't be a big deal. On the other hand, if your application behaves correctly power-cut would never cause data loss. If you do, UBIFS or the MTD driver are buggy. Thanks, //richard -- sigma star gmbh - Eduard-Bodem-Gasse 6 - 6020 Innsbruck - Austria ATU66964118 - FN 374287y