Re: X15 alpha release: as fast as TUX but in user space (fwd)

From: Ingo Oeser (ingo.oeser@informatik.tu-chemnitz.de)
Date: Thu May 03 2001 - 05:37:50 EST

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On Thu, May 03, 2001 at 05:44:36PM +1000, Keith Owens wrote:
> >2. How do you do it today, and why wouldn't that work?
>
> LD_PRELOAD on a library that overrides gettimeofday(). I can see no
> reason why that would not continue to work.

Static linkage?

> What would stop working
> are timewarp modules that intercepted the syscall at the kernel level
> instead of user space level.

That's what the poster talked about ;-)

Think subterfuge (sp?) and friends.

Regards

Ingo Oeser

-- 
10.+11.03.2001 - 3. Chemnitzer LinuxTag <http://www.tu-chemnitz.de/linux/tag>
         <<<<<<<<<<<<     been there and had much fun   >>>>>>>>>>>>
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