Subject: Re: Profiling timer expired?
To: Toru Nishimura <nisimura@is.aist-nara.ac.jp>
From: Michael L. Hitch <mhitch@lightning.oscs.montana.edu>
List: port-pmax
Date: 10/18/1998 19:20:32
On Oct 19,  9:29am, Toru Nishimura wrote:
> >>I believe I've just fixed it (mips/mips_machdep.c rev 1.37).
> >>It seems that this was caused by use of uninitialized memory
> >>for the u-area, so it depends on previous use of the machine's
> >>physical memory.
> 
> > Was this a problem for 1.3.2? If it is, could you fix it (looks like
> > its in pmax/pmax/machdep.c) and submit a pullup request for 1.3.x too,
> > please?
> 
> No.  1.3.3 release tree is not infected by this because NetBSD/pmax
> did bzero() USPACEs by itself inside its mach_init() routine.

  That bzero() got lost when Jason moved the mips-specific TLB initialization
code out of machdep.c into mips_machdep.c.  I have been carrying that bzero()
in my local patches ever since then, but did not ever get any confirmation
that it was required.

Michael

-- 
Michael L. Hitch			mhitch@montana.edu
Computer Consultant
Information Technology Center
Montana State University	Bozeman, MT	USA