Messages in this thread | | | Date | Sat, 16 Nov 2002 14:51:02 -0800 | From | Richard Henderson <> | Subject | Re: in-kernel linking issues |
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On Sat, Nov 16, 2002 at 04:47:55PM +1100, Rusty Russell wrote: > [ Sorry for the delayed reply, I only got this mail via kernel.org: did you > get a bounce from rusty@rustcorp.com.au? ]
Nope.
> Thanks for this. It adds even more weight to your ET_DYN argument as well. > I'll need to play with that linker script some more (on PPC, binfmt_misc.o > is 13000 bytes, binfmt_misc.so becomes 156128 bytes 8)
I know what this is -- max architectural page size of 64k. The linker is trying to make the file offset congruent to the address mod 64k. Which adds a *lot* of padding.
Should be fixable by using the -N option.
> There's still the issue of PPC and PPC64 which can only jump 24-bits away, > and so currently insert trampolines which have to be allocated with the > module, but that should be no uglier than currently.
I would hope that this would be handled by the normal .plt creation. We'll see.
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