PMEG patch

[Trevor Darrell]

In article <1990Oct31.235802.22736 at rice.edu> Mark_Weiser.PARC at xerox.com writes:

>We have the patch.  It made a very significant difference in our pmeg
>thrashing on our 16MB and 28MB sparcstations.  Some of our real everyday
>applications went form 80% system to 20% system.  That is like going from
>3MIPS to 12MIPS.  Sun, great work on this patch.

Is there a PMEG patch needed for non-sparcstation sun-4's?  I have 4/260
running SunOS 4.0, and run lisp jobs that exceed 64M of virtual.