linux-kernel - Re: [PATCH 10/15] MTD: nand: make reads using MTD_OOB

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Message-ID: <alpine.LFD.2.00.1002222219430.4136@localhost.localdomain>
Date:	Mon, 22 Feb 2010 22:20:58 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Maxim Levitsky <maximlevitsky@...il.com>
cc:	David Woodhouse <dwmw2@...radead.org>,
	linux-mtd <linux-mtd@...ts.infradead.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Alex Dubov <oakad@...oo.com>, joern <joern@...fs.org>,
	stanley.miao@...driver.com, Vitaly Wool <vitalywool@...il.com>
Subject: Re: [PATCH 10/15] MTD: nand: make reads using MTD_OOB_RAW affect
 only ECC validation

On Mon, 22 Feb 2010, Maxim Levitsky wrote:

> This changes the behavier of MTD_OOB_RAW. It used to read both OOB and data
> to the data buffer, however you would still need to specify the dummy oob buffer.
> 
> This is only used in one place, but makes it hard to read data+oob without ECC
> test, thus I removed that behavier, and fixed the user.
> 
> Now MTD_OOB_RAW behaves just like MTD_OOB_PLACE, but doesn't do ECC validation

Is this tested against existing user space tools like nanddump ? Can I
still get the raw data from flash ?

Thanks,

	tglx
 
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