Re: Creating a per-task kernel space for kmap, user pagetables, et al

Christoph Hellwig
2002-03-20T19:47:06Z

[Any chance to make your mailer wrap lines after 76 lines?
That would make reading a lot easier..]

On Wed, Mar 20, 2002 at 11:09:05AM -0800, Martin J. Bligh wrote:
> Imagine we create a hybrid "u-k-space" with the protections of k-space, but the locality
> of u-space .... either by making part of the current k-space per task or by making part of
> the current u-space protected like k-space ... not sure which would be easier.
>
> This u-k-space would be a good area for at least two things (and probably others):

That has been implemented in Caldera OpenUnix in the last years.
There was a nice overview paper by Steve Baumel and Rohit Chawla on this,
called "Managing More Physical With Less Virtual" which I think appeared
in some Y2000 Byte issue.

Christoph