Messages in this thread |  | | Date | Sat, 11 Nov 2000 11:38:02 +0000 (GMT) | From | Tigran Aivazian <> | Subject | Re: bzImage ~ 900K with i386 test11-pre2 |
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On Sat, 11 Nov 2000, Tigran Aivazian wrote:
> On Fri, 10 Nov 2000, H. Peter Anvin wrote: > > > > > > On x86 machines there is a size limitation on booting. Though I thought > > > it was 1024K as the max, 900K should be fine. > > > > > > > No, there isn't. There used to be, but it has been fixed. > > > > Are you sure? I thought the fix was to build 2 page tables for 0-8M > instead of 1 page table for 0-4M. So, we still cannot boot a bzImage more > than 2.5M which roughly corresponds to 8M. Is this incorrect? Are you > saying I should be able to boot a bzImage corresponding to an ELF object > vmlinux of 4G or more? > > I tried it and it failed (a few weeks ago) so at least reasonably recently > what you are saying was not true. I will now check if it suddenly became > true now.
Just to clarify -- I always eat words on the first round -- of course I know that there is no limit at 1M, that is obvious -- what I do _not_ know if there is no limit at 2.5M -- this is non-obvious and requires proof.
Regards, Tigran
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