Subject: Re: support for mmap'ing disk block devices
To: None <>
From: Gordon W. Ross <>
List: current-users
Date: 07/08/1998 09:45:14
> From: Jason Thorpe <>
> Date: Tue, 07 Jul 1998 16:07:49 -0700
> Hi folks...
> I've just committed my code that adds support for mmap'ing disk block
> devices to both Mach VM and UVM.  I'll probably add support for mmap'ing
> disk character devices shortly.
> This has worked fine in my tests, but if any of you have real applications
> that use it, please report your successes or failures.

Here is one to try:

Some machines have a separate dump area (i.e. swap slice on a
second disk) and should be able to have libkvm mmap that and
skip the savecore step.  Could be handy while debugging...