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

[Keith Owens]

On 03 May 2001 09:13:00 +0200, 
[EMAIL PROTECTED] (Kai Henningsen) wrote:
>[EMAIL PROTECTED] (Pavel Machek)  wrote on 30.04.01 in <[EMAIL PROTECTED]>:
>
>> PS: Hmm, how do you do timewarp for just one userland appliation with
>> this installed?
>
>1. What on earth for?

Y10K testing :)

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

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