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From: Artem Bityutskiy <dedekind@infradead.org>
To: Jamie Lokier <jamie@shareable.org>
Cc: Eric Holmberg <Eric_Holmberg@Trimble.com>,
	linux-mtd@lists.infradead.org, Urs Muff <urs_muff@Trimble.com>,
	Stefan Roese <sr@denx.de>, Nicolas Pitre <nico@cam.org>,
	Adrian Hunter <adrian.hunter@nokia.com>
Subject: Re: UBIFS Corrupt during power failure
Date: Fri, 17 Jul 2009 10:07:20 +0300	[thread overview]
Message-ID: <1247814440.11353.158.camel@localhost.localdomain> (raw)
In-Reply-To: <20090716164908.GI16461@shareable.org>

On Thu, 2009-07-16 at 17:49 +0100, Jamie Lokier wrote:
> Even if they all look like 1 bits after power failure, it's possible
> that some bits are "half-erased" if the erase didn't finish, and
> aren't reliable.  Does UBI notice this, and force the block to be
> erased again even though it looks like all 1 bits?

It checks the headers. If the headers are OK, it goes forward. Otherwise
it erases the PEB.

-- 
Best regards,
Artem Bityutskiy (Битюцкий Артём)

  reply	other threads:[~2009-07-17  7:08 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24 13:45 UBIFS Corrupt during power failure Eric Holmberg
2009-03-24 15:30 ` Adrian Hunter
2009-03-24 17:04   ` Eric Holmberg
2009-03-24 18:16     ` Eric Holmberg
2009-03-25  6:32     ` Artem Bityutskiy
2009-03-26  6:59     ` Artem Bityutskiy
2009-03-26 14:09       ` Eric Holmberg
2009-03-30 19:00         ` Eric Holmberg
2009-03-31 14:45           ` Artem Bityutskiy
2009-04-10 12:25           ` Artem Bityutskiy
2009-04-10 14:27             ` Eric Holmberg
2009-04-10 15:17               ` Artem Bityutskiy
2009-04-10 15:49                 ` Artem Bityutskiy
2009-04-10 17:00                   ` Eric Holmberg
2009-04-10 17:11                     ` Artem Bityutskiy
2009-04-10 18:33                       ` Eric Holmberg
2009-04-14  6:11                         ` Artem Bityutskiy
2009-04-14 15:09                           ` Eric Holmberg
2009-04-14 15:45                             ` Artem Bityutskiy
2009-04-14 15:53                               ` Artem Bityutskiy
2009-04-14 18:00                           ` Jamie Lokier
2009-04-15  6:00                             ` Artem Bityutskiy
2009-04-15 15:17                               ` Eric Holmberg
2009-04-15 16:09                                 ` Jamie Lokier
2009-04-15 16:12                                   ` Artem Bityutskiy
2009-04-15 16:32                                   ` Eric Holmberg
2009-04-15 16:44                                     ` Jamie Lokier
2009-04-15 18:26                                       ` Nicolas Pitre
2009-04-15 18:38                                         ` Jamie Lokier
2009-04-15 19:33                                           ` Eric Holmberg
2009-04-15 20:15                                             ` Nicolas Pitre
2009-04-15 20:46                                               ` Jamie Lokier
2009-04-16  5:51                                             ` Artem Bityutskiy
2009-04-16  5:46                                     ` Artem Bityutskiy
2009-04-16 21:34                                       ` Jamie Lokier
2009-04-17  8:56                                         ` Artem Bityutskiy
2009-04-17 13:51                                           ` Jamie Lokier
2009-04-17 14:36                                             ` Artem Bityutskiy
2009-04-17 23:49                                               ` Eric Holmberg
2009-05-15  7:16                                                 ` Stefan Roese
2009-05-18 17:30                                                   ` Eric Holmberg
2009-05-19  8:18                                                     ` Artem Bityutskiy
2009-05-19 22:16                                                       ` Eric Holmberg
2009-05-25  8:38                                                         ` Artem Bityutskiy
2009-05-25 12:54                                                           ` Artem Bityutskiy
2009-05-25 12:57                                                             ` Artem Bityutskiy
2009-07-03 13:26                                                         ` Artem Bityutskiy
2009-07-03 13:29                                                           ` Artem Bityutskiy
2009-07-03 13:33                                                             ` Urs Muff
2009-07-03 14:05                                                               ` Artem Bityutskiy
2009-07-03 14:47                                                                 ` Urs Muff
2009-07-03 14:58                                                                   ` Artem Bityutskiy
2009-07-06  4:30                                                                     ` Artem Bityutskiy
2009-07-06  4:51                                                                       ` Artem Bityutskiy
2009-07-06  6:43                                                                         ` Artem Bityutskiy
2009-07-07  6:46                                                                           ` Artem Bityutskiy
2009-07-07  7:05                                                                             ` Urs Muff
2009-07-13 18:22                                                                             ` Eric Holmberg
2009-07-14  5:34                                                                               ` Artem Bityutskiy
2009-07-15 20:52                                                                               ` Jamie Lokier
2009-07-15 21:35                                                                                 ` Eric Holmberg
2009-07-16  7:33                                                                                   ` Artem Bityutskiy
2009-07-24  6:49                                                                                   ` Artem Bityutskiy
2009-07-24 12:00                                                                                     ` Artem Bityutskiy
2009-07-24 13:39                                                                                       ` Eric Holmberg
2009-07-24 14:55                                                                                         ` Artem Bityutskiy
2009-07-24 14:05                                                                                     ` Jamie Lokier
2009-07-24 14:09                                                                                       ` Artem Bityutskiy
2009-07-16  7:09                                                                                 ` Artem Bityutskiy
2009-07-16 16:49                                                                                   ` Jamie Lokier
2009-07-17  7:07                                                                                     ` Artem Bityutskiy [this message]
2009-07-15 20:55                                                                       ` Jamie Lokier
2009-07-15 21:36                                                                         ` Eric Holmberg
2009-07-15 22:09                                                                           ` Jamie Lokier
2009-07-16  7:22                                                                             ` Artem Bityutskiy
2009-07-16  7:16                                                                           ` Artem Bityutskiy
2009-07-16 20:54                                                                             ` Gilles Casse
2009-07-17  0:29                                                                               ` Carl-Daniel Hailfinger
2009-07-24 14:08                                                                                 ` Jamie Lokier
2009-07-16  7:14                                                                         ` Artem Bityutskiy
2009-06-03  8:08                                                   ` Artem Bityutskiy
2009-06-03  8:25                                                     ` Stefan Roese
2009-06-03 13:50                                                     ` Eric Holmberg
2009-06-07 10:16                                                       ` Artem Bityutskiy
2009-07-28 12:01                                                         ` news
2009-07-28 12:24                                                           ` Adrian Hunter
2009-07-28 17:19                                                           ` Eric Holmberg
2009-08-09  4:59                                                           ` Artem Bityutskiy
2009-04-17  8:58                                         ` Artem Bityutskiy

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