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From: Artem Bityutskiy <dedekind1@gmail.com>
To: Norbert van Bolhuis <nvbolhuis@aimvalley.nl>
Cc: Eric_Holmberg@Trimble.com, Anatolij Gustschin <agust@denx.de>,
	linux-mtd@lists.infradead.org, Detlev Zundel <dzu@denx.de>
Subject: Re: UBIFS partition on NOR flash not mountable after power cut test
Date: Thu, 02 Dec 2010 05:51:39 +0200	[thread overview]
Message-ID: <1291261899.14534.15.camel@koala> (raw)
In-Reply-To: <4CF4D4CA.8040906@aimvalley.nl>

On Tue, 2010-11-30 at 11:41 +0100, Norbert van Bolhuis wrote:
> Did you read the mail discussions
> "UBIFS Corrupt during power failure"
> dated april 2009 from Eric Holmberg.
> 
> He did some great work in making UBIFS on NOR flash
> more reliable for power-cuts.
> 
> One of the problems was UBI/UBIFS assumes a (CFI) write
> buffer size of 8 bytes. Maybe this is still the case.
> I think for your NOR flash it is 64 bytes though.

Would be nice if someone exposed this write buffer size in struct
mtd_info, then UBI/UBIFS could just use it.

-- 
Best Regards,
Artem Bityutskiy (Битюцкий Артём)

  parent reply	other threads:[~2010-12-02  3:51 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-29 18:50 UBIFS partition on NOR flash not mountable after power cut test Anatolij Gustschin
2010-11-29 20:33 ` Mark Mason
2010-12-02  3:47   ` Artem Bityutskiy
2010-12-02  4:10     ` Mark Mason
2010-12-02  9:17       ` Detlev Zundel
2010-11-30 10:41 ` Norbert van Bolhuis
2010-11-30 15:35   ` Anatolij Gustschin
2010-12-01  9:38     ` Anatolij Gustschin
     [not found]     ` <AANLkTikEDQyNttTcKgHLwhR53sYSFbtVK-oy2S3END46@mail.gmail.com>
2010-12-01  9:47       ` Norbert van Bolhuis
2010-12-01  9:55       ` Anatolij Gustschin
     [not found]         ` <AANLkTikci0e2jaHCarA9HG86b_C-1UUcT_PMy-Q_mBrP@mail.gmail.com>
2010-12-01 13:06           ` Norbert van Bolhuis
2010-12-02  3:51   ` Artem Bityutskiy [this message]
2010-12-01 12:05 ` Anatolij Gustschin
2010-12-01 15:44   ` Anatolij Gustschin
2010-12-02  4:01     ` Artem Bityutskiy
2010-12-02  4:42     ` Artem Bityutskiy
2010-12-02  9:46       ` Matthieu CASTET
2010-12-02 12:18         ` Artem Bityutskiy
2010-12-02  9:57       ` Anatolij Gustschin
2010-12-02 12:18         ` Artem Bityutskiy
2010-12-02 13:23           ` Anatolij Gustschin
2010-12-02 13:35             ` Artem Bityutskiy
2010-12-02 13:50               ` Anatolij Gustschin
2010-12-02 13:57                 ` Artem Bityutskiy
2010-12-02 14:18                   ` Anatolij Gustschin
2010-12-03 10:07       ` Anatolij Gustschin
2010-12-03 10:23         ` Anatolij Gustschin
2010-12-03 10:28         ` Artem Bityutskiy
2010-12-03 10:41           ` Anatolij Gustschin
2010-12-03 10:49         ` Artem Bityutskiy
2010-12-03 11:15       ` Anatolij Gustschin
2010-12-02  3:46 ` Artem Bityutskiy

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