Subject: Re: VAX and vfork
To: Tom I Helbekkmo <tih@Hamartun.Priv.NO>
From: Anders Magnusson <>
List: current-users
Date: 01/25/1998 15:39:13
> Whoops!
> The new vfork is definitely not a happy puppy on the VAX.  After I
> upgraded my KA650 to -current as of about 1998-01-21, lots of things
> are failing.  So far, I've changed vfork() calls to fork() calls in
> /sbin/mount, /sbin/fsck and /bin/csh, which is what it took to be
> able to boot to multi user and login as root.
Yes, I know that there is some problem with this on some types of CPUs.
It is due to the pmap_activate() semantics which I haven't got clear
for me how they are. As soon as I know this I will fix it.
(FYI it doesn't work on 780, but on my MVII).

-- Ragge