linux-kernel - Re: SDHCI driver runnining in aspire one, allows to write to R/O SD cards

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Date:	Mon, 20 Apr 2009 17:42:29 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	Maxim Levitsky <maximlevitsky@...il.com>
CC:	sdhci-devel@...ts.ossman.eu, pierre@...man.eu,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: SDHCI driver runnining in aspire one, allows to write to R/O
 SD   cards

Maxim Levitsky wrote:
> Hi,
> 
> I am an owner of aspire one, and it has a card reader.
> when I take a sd card, and pull down the protection tab, it still allows
> to write to the card (I tested with my main notebook that indeed, it did
> write there).
> 
> My main notebook, acer aspire 5720, doesn't have this problem.
> Kernel version in use is 2.6.28 vanilla, but this did happen in former
> version as well.
> 
> 
> Attached lspci, on acer one.

Do you know if it worked in any kernel version or OS? It's known that 
some SD card readers are too cheap to actually implement the 
write-protect detection.
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