On Wed, Jul 18, 2007 at 08:55:50AM -0700, H. Peter Anvin wrote:
> Andi Kleen wrote:
> >
> >> Already with these patches I can compile a zImage kernel that is 450kb
> >> large (890kb decompressed)
> >
> > The important part is not how big the vmlinux is, but how much
> > memory is actually used after boot.
> >
> > I expect concentrating some of the dynamic data structures would
> > be more fruitful in fact.
> >
>
> Well, how big the vmlinux file is matters if it doesn't fit in memory
> with enough time to get to the phase where it is dumping the init
> sections.
If you don't have enough memory for a few tens of KB of init sections
you're very unlikely to have enough memory for user space.
-Andi
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