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Re: init receiving SIGILL on XEN3_DOM0/amd64

On Sun, May 18, 2008 at 01:43:04PM +0200, Christoph Egger wrote:
> >When the CPU sends an illegal intruction trap, I guess.
> >
> In that case, I have a wild guess:
> sysenter is an illegal opcode on amd64. The difference is, AMD CPUs 
> throw an exception, Intel CPUs don't.
> Is sysenter used somewhere?

I don't think it should be for amd64 binaries.
i386 binaries may, but only if I686_LIBC is defined. Othewrise int $0x80
is used.

Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference

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