Subject: Re: ssp and gcc-4.1
To: Jason Thorpe <thorpej@shagadelic.org>
From: Christos Zoulas <christos@zoulas.com>
List: tech-userlevel
Date: 11/07/2006 13:13:35
On Nov 7, 10:09am, thorpej@shagadelic.org (Jason Thorpe) wrote:
-- Subject: Re: ssp and gcc-4.1

| 
| On Nov 5, 2006, at 12:55 PM, Christos Zoulas wrote:
| 
| > 3. libssp-kern.diff: These are non-working diffs to eliminate alloca
| > 	and variable array allocations from the kernel. Issues:
| 
| Why do alloca / variable array allocations need to be eliminated with  
| ssp?

Because the caller function cannot pre-compute the amount of stack space
the callee is going to use in order to place the stack signature I think.

christos