enabling/disabling trampoline

Cristiano Ligieri Pereira cpereira at ics.uci.edu
Mon Mar 10 14:27:06 CET 2003


Isn't there a quick (but perhaps not very nice or friendly) way to do it?
I'm kind of tight on a schedule to have this data collected. 

thanks again,
Cristiano.

------------------------------------------------------------
Cristiano Ligieri Pereira - http://www.ics.uci.edu/~cpereira

On Mon, 10 Mar 2003, Frank Mehnert wrote:

> On Monday 10 March 2003 08:33, Cristiano Ligieri Pereira wrote:
> > I understand that the trampoline mechanism slows down the execution
> > because it adds one more level of "indirection" when handling system calls
> > on l4-linux. I would like to run some experiments with/without it but I'm
> > not quite sure on how to achieve it,i.e., disable and enable it back
> > again. Do I have to recompile the whole kernel? Do I have to recompile
> > only the Linux application I will run on the top of l4-linux? What exactly
> > do I have to do?
> >
> > I'm pasting part of a message from mailing list in which Frank Mehnert
> > mention something about a patch, which I could not find.
> 
> Please wait some days. Currently we are working on a glibc which does
> exactly what you want. 
> 
> Frank
> -- 
> ## Dept. of Computer Science, Dresden University of Technology, Germany ##
> ## E-Mail: fm3 at os.inf.tu-dresden.de    http://os.inf.tu-dresden.de/~fm3 ##
> 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: signature
URL: <http://os.inf.tu-dresden.de/pipermail/l4-hackers/attachments/20030310/9c9c6f95/attachment.sig>


More information about the l4-hackers mailing list