Subject: Re: Importing PaX features to NetBSD
To: Martin Husemann <martin@duskware.de>
From: Jason Thorpe <thorpej@shagadelic.org>
List: tech-security
Date: 12/18/2005 09:15:28
On Dec 18, 2005, at 4:03 AM, Martin Husemann wrote:

> On Sun, Dec 18, 2005 at 04:27:09AM -0600, James Chacon wrote:
>>  Things need to fit into a cross
>> architecture framework that don't negatively impact other archs.
>
> The mprotect changes are arch dependend, and as gimpy pointed out  
> would
> violate ABI on some archs. I don't see how implementing them (which  
> would
> be MD anyway) would cause any negative impact on other archs.

Yah, these would have to be implemented using new pmap hooks.

-- thorpej