Re: Intel P6 vs P7 system call performance

H. Peter Anvin (hpa@transmeta.com)
Tue, 17 Dec 2002 13:36:53 -0800


Benjamin LaHaise wrote:
>
> The stubs I used for the vsyscall bits just did an absolute jump to
> the vsyscall page, which would then do a ret to the original calling
> userspace code (since that provided library symbols for the user to
> bind against).
>

What kind of "absolute jumps" were this?

-hpa

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