Subject: Re: compartmentalization of kernel memory
To: Kamal R Prasad <kamalrpr@in.ibm.com>
From: Daniel Carosone <dan@geek.com.au>
List: tech-kern
Date: 04/08/2003 22:46:59
On Thu, May 08, 2003 at 06:36:02AM +0100, Kamal R Prasad wrote:
> allowed to access. This is possible if modules within the kernel (eg:-
> device drivers/networking stack etc) malloc() and use only data structures
> specific to them ie they will not have to access data structures malloc
> ()'ed by other modules. In practice, this may not be possible because they
> may have to access some generic data structures too -but we can isolate
> such accesses. (if we can move drivers from kernel-space to user-space that
> would also have sufficed- because a a bad pointer access in a user-space
> driver will not bring the whole system down.)
/netbsd.jar
--
Dan.