From: Charles Manning <manningc2@actrix.gen.nz>
To: linux-mtd@lists.infradead.org
Subject: Re: Disadvantage of using yaffs checkpointing ?
Date: Tue, 2 Mar 2010 15:31:02 +1300 [thread overview]
Message-ID: <201003021531.02989.manningc2@actrix.gen.nz> (raw)
In-Reply-To: <cf70f0211003011801r33027ec8s78c9326f9d058c46@mail.gmail.com>
On Tuesday 02 March 2010 15:01:08 Shivdas Gujare wrote:
> Hi All,
>
> I am very new to mtd & yaffs and working on boottime optimization and
> found that yaffs checkpointing helps to mount
> yaffs2 very quickly. I tried it, and was able to save almost 4sec for
> 128MB partitioned nand.
>
> Since everything looks very good If I use yaffs checkpointing feature
> but have a doubt, are there any disadvantage of using check-pointing
> by default in final product?
>
> I understood that, check-pointing only disables boot time nand block
> scanning & marking it bad if found,
> and takes "system snapshot" while using "umount /dev/mtdblockN" which
> it use in next boot.
> So, If I decided to use "checkpointing" with "umount" while powering
> off the device in final product,
> are there going to be any problems I will face avoiding block scanning?
>
> Thanks lot for any help.
>
You would do better asking yaffs questions on the yaffs list.
http://www.aleph1.co.uk/mailman/listinfo/yaffs
-- Charles
next prev parent reply other threads:[~2010-03-02 2:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-02 2:01 Disadvantage of using yaffs checkpointing ? Shivdas Gujare
2010-03-02 2:31 ` Charles Manning [this message]
2010-03-02 6:38 ` Shivdas Gujare
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