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On Oct 19, 2004, at 11:22 PM, Daniel Carosone wrote:

> On Tue, Oct 19, 2004 at 05:01:19PM -0700, Jason Thorpe wrote:
>> While this means passing in a lot more data to the kernel, it means 
>> you
>> can match disklabel information and GPT GUIDs without having to
>> actually parse that info in machine-dependent code.
>
> If size is a concern, perhaps you could pass a hash of the sector to
> match against, before handing that sector on to label-reading code?

For this, the label-reading code is not involved, as it would have 
already run.

But, an MD5 hash of the sector is a pretty good idea ... the i386 boot 
loader already includes MD5 (for passwords), right?  That would make 
the bootinfo structure in question a lot smaller, for sure.

         -- Jason R. Thorpe <thorpej@shagadelic.org>


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