Subject: Re: Single file system (buf) read size
To: Andrew Doran <>
From: Jason R Thorpe <>
List: tech-kern
Date: 03/15/2001 15:36:35
On Thu, Mar 15, 2001 at 10:26:21PM +0000, Andrew Doran wrote:

 > It's not always that simple.. Just off the top of my head, `iop' for
 > instance will need to be modified to use chained s/g lists (i.e. a pointer
 > to the real list in the message frame), and `mlx' won't do transfers larger
 > than 64kB no matter how much you want.

Yah, so this is a problem.  Really, we need to be passing lists of pages,
or something, rather than buffers mapped into KVA space.

        -- Jason R. Thorpe <>