From: David Woodhouse <dwmw2@infradead.org>
To: Larry Doolittle <ldoolitt@recycle.lbl.gov>
Cc: linux-mtd@lists.infradead.org
Subject: Re: JFFS2_RESERVED_BLOCKS_*
Date: Tue, 02 Oct 2001 17:35:44 +0100 [thread overview]
Message-ID: <30731.1002040544@redhat.com> (raw)
In-Reply-To: <20011002091421.A15650@recycle.lbl.gov>
ldoolitt@recycle.lbl.gov said:
> Maybe my use is atypical, and maybe 5 blocks is a theoretical
> minimum. I don't want to sound like a complainer, either -- this file
> system certainly looks like it meets my needs. I guess I just want to
> point out the superficial imbalance between the amount of sweat people
> pour out on projects like busybox to reduce code size by a few kB,
> when there is 320 kB "just lying around" on any JFFS2 on a 64 kB erase
> block chip.
Theoretical minimum is one block, not five. Give me formal proof that
this is also the _practical_ minimum, and we can drop the
overly-conservative limits.
Actually, we'd drop it to two, to allow for at least one block going bad on
us. More than two on NAND flash.
--
dwmw2
next prev parent reply other threads:[~2001-10-02 16:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-02 16:14 JFFS2_RESERVED_BLOCKS_* Larry Doolittle
2001-10-02 16:35 ` David Woodhouse [this message]
2001-10-02 19:45 ` JFFS2_RESERVED_BLOCKS_* dennis noermann
2001-10-02 19:56 ` JFFS2_RESERVED_BLOCKS_* David Woodhouse
2001-10-03 16:29 ` JFFS2_RESERVED_BLOCKS_* Jörn Engel
2001-10-03 22:44 ` JFFS2_RESERVED_BLOCKS_* dennis noermann
2001-10-04 9:34 ` JFFS2_RESERVED_BLOCKS_* David Woodhouse
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