Re: NetBSD/usermode (Was: CVS commit: src)

[Thor Lancelot Simon <tls%panix.com@localhost>]

On Thu, Dec 22, 2011 at 03:46:34PM -0500, Mouse wrote:
> 
> ptrace can support this too.  It can let sbrk/mmap through, but tell
> the usermode kernel as it does so.  Or it can consult with the usermode
> kernel first, and then let them through in a possibly modified form.

I still don't see how this allows for regions shared between usermode,
user-space processes.  The user-space code in the shared processes would
have to periodically poll to see if any new shared regions were available
to it, or something -- ugh.

Thor