Hi!
> >> > Does this make sense?
> >>
> >> Yes, this is a sensible optimization. But I think it may be better to
> >> make bootloader load kernel D directly into a specified memory location.
> >> For example, we can add a option to "kernel" command of grub.
> >>
> >> And, I think we can do more in bootloader. Such as we can prepare
> >> two
> >
> > Yes, that would be nice.
> >
> > It will mean quite a bit of work, but I guess it should be the long
> > term goal. Loading restore kernel directly from bootloader means:
> >
> > 1) it is fast -- no need to boot another kernel
> >
> > 2) it is "classical" way of doing things
> >
> > On the other hand, we loose flexibility that way:
> >
> > 1) it locks you onto one bootloader
> >
> > 2) you no longer have userland there to do uncompression, decryption,
> > etc..
>
> True although for the uncompression and decryption those aren't exactly foreign
> requirements for bootloaders.
Well, uncompression yes, but crypto? What is that, some kind of
trusted computing thingie?
We do RSA for uswsusp, that may be a bit of problem for a bootloader,
but I'm glad bootloaders are bloated already :-).
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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