Subject: Re: kernel mem
To: Jason R Thorpe <thorpej@wasabisystems.com>
From: David Ferlier <david@netbsd-fr.org>
List: tech-kern
Date: 01/10/2003 01:09:48
On Thu, Jan 09, 2003 at 03:30:09PM -0800, Jason R Thorpe wrote:
> On Fri, Jan 10, 2003 at 12:19:34AM +0100, David Ferlier wrote:
> 
>  > What i want to know is : could i throw out all this stuff, and just do a :
>  > 
>  > memcpy (addr, bp->b_data, size);
> 
> Oh, yes, totally.  The pages are not necessarily *physically* contiguous,
> but they are *virtually* contiguous, yes.  That's one of the reasons we
> have virtual memory, after all.

Thanks a lot Jason. That will simplify my code :-)

> 
> -- 
>         -- Jason R. Thorpe <thorpej@wasabisystems.com>
> 

-- 

David Ferlier	- david@netbsd-fr.org     || 
		  dferlier@BonBon.net

www.NetBSD.org	- Of Course It Runs NetBSD