From: Artem Bityuckiy <dedekind@oktetlabs.ru>
To: tglx@linutronix.de
Cc: David Woodhouse <dwmw2@infradead.org>, linux-mtd@lists.infradead.org
Subject: Re: NAND pages cache?
Date: Mon, 15 Nov 2004 13:07:58 +0300 [thread overview]
Message-ID: <41987FFE.1050302@oktetlabs.ru> (raw)
In-Reply-To: <1100512632.5074.123.camel@thomas>
Thomas Gleixner wrote:
> The nand driver always reads whole pages due to ECC. But if the fs
> driver requests only a part of the page then the page is read into the
> cache buffer of the nand driver, ECC is checked and the part which was
> requested by the fs driver is copied into the fs buffer. If the next
> read requests another part of this page then we read out of the cache
> buffer instead of reading the FLASH again.
>
> tglx
O, thank you for the hint!
--
Best regards, Artem B. Bityuckiy
Oktet Labs (St. Petersburg), Software Engineer.
+78124286709 (office) +79112449030 (mobile)
E-mail: dedekind@oktetlabs.ru, web: http://www.oktetlabs.ru
prev parent reply other threads:[~2004-11-15 10:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-15 8:49 NAND pages cache? Artem Bityuckiy
2004-11-15 8:49 ` David Woodhouse
2004-11-15 9:22 ` Thomas Gleixner
2004-11-15 9:43 ` Artem Bityuckiy
2004-11-15 9:57 ` Thomas Gleixner
2004-11-15 10:07 ` Artem Bityuckiy [this message]
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