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SubjectRe: 64-syscall args on 32-bit vs syscall()
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On Wed, 2010-03-17 at 13:53 -0700, H. Peter Anvin wrote:
> > Yeah, whatever, I don't mind what technique you use for the
> versionning,
> > ultimately, if the approach works, we can look at those details :-)
> We
> > -do- need the macro to strip the dummy argument though, unless we
> use
> > a slightly different technique which is to make the __sysno argument
> > itself 64-bit, which works as well I believe.
> >
>
> It seems cleaner to do it that way (with a 64-bit sysno arg.)

Right. Now if we can get Ulrich to actually put 2 and 2 together and
admit that it actually works without breaking anything existing (at
least for my arch but I wouldn't be surprised if that was the case for
others), I would be even happier :-)

Steve, any chance you can cook up a glibc patch to test with ? Maybe
making it powerpc specific for now ?

Cheers,
Ben.




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