Re: brk(3)/break(2) does not fail for very high adresses

[Nicolas Joly <njoly%pasteur.fr@localhost>]

On Mon, Nov 23, 2009 at 05:25:01PM +0100, Joerg Sonnenberger wrote:
> On Mon, Nov 23, 2009 at 05:10:36PM +0100, Nicolas Joly wrote:
> > Is the attached patch ok ? It make break(2) fail, when the rounded
> > adress wrap.
> 
> Why not modify the existing check to do (new == 0 || new > old)?

It could fail early without mutex enter/exit calls.

-- 
Nicolas Joly

Biological Software and Databanks.
Institut Pasteur, Paris.