Re: Intel P6 vs P7 system call performance

From: H. Peter Anvin (hpa@transmeta.com)
Date: Tue Dec 17 2002 - 16:36:53 EST


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

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Mon Dec 23 2002 - 22:00:18 EST