Re: Re: loop under 2.2.20 - relative block support?

[mailerror@hushmail.com]

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On Mon, 25 Feb 2002 20:41:25 +0200, Jari Ruusu <jari.ruusu@pp.inet.fi> wrote:
>mailerror@hushmail.com wrote:
>> On Sat, 23 Feb 2002 21:47:56 +0200, Jari Ruusu <jari.ruusu@pp.inet.fi> wrote:
>> >Kerneli patches use block size dependant IV computation (also called "time
>> >bomb" IV). Shit hits the fan when you move files to a device with different
>> >block size. Search linux-crypto archives for more information.
>>
>> Aha. So if I moved the loopback file onto a partition with the same blocksize
>> again, it would all be fine?
>
>If you can move original (unmodified) loop file to same block size, same
>kernel version, then yes. If you mounted it rw, then your "time bomb"
>exploded on your face.
>

Okay, my files are fine then, since the files were burned on cd right after I
created them.

Is this still a problem with the 2.4 loop device? In your patch for 2.4.16
I noticed that the IV calculation is independent from the underlying block
size. That alone would be enough to make me switch over from 2.2 ;-)

thanks a lot..
mailerror

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