Re: [User-mode-linux-devel] Performance enhancement idea...

[Jose R. <re...@cs...>]

On Fri, 7 Jul 2000, Chris Lattner wrote:

> > http://www.cs.umd.edu/projects/dyninstAPI/
> 
> I did a quick scour across their web site (and the paradyn projects
> site) to try to find a brief overview of how it works... but couldn't find
> anything.  Do you know how they deal with this problem?

 No, just now I'm compiling their code, just to play a little bit with it.
I found it yesterday, and I though that maybe It was useful for the
umlinux.

> My guess is that they take the code they are overwriting and inline it
> into the function that they are adding... 
> 
> It's interesting, but would that add too much bloat to the kernel?

 Maybe it's possible to have it as a external program. Some kind of
preprocess program that it's executed just before the code is loaded. In
this way, near all the code can be outside the kernel.

 I'm still thinking about it.

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 Jose Renau Ardevol        | The great things in life are what they
            re...@ui... |  seem to be.           Oscar Wilde
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