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Date:      Tue, 21 Jul 1998 23:17:11 -0700
From:      David Greenman <dg@root.com>
To:        Kevin Day <toasty@home.dragondata.com>
Cc:        current@FreeBSD.ORG
Subject:   Re: panic: page fault while in kernel mode - from gcc 
Message-ID:  <199807220617.XAA26587@implode.root.com>
In-Reply-To: Your message of "Wed, 22 Jul 1998 00:59:55 CDT." <199807220559.AAA03924@home.dragondata.com> 

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>>    This seems to indicate that the new process's page directory either hasn't
>> been allocated yet or went away for some reason. Apparantly one of several
>> new bugs that John has left us with.
>> 
>
>Is there any reason why someone doesn't back out his last few batches of
>large vm changes? Apparently he was half done with some of it, and what we
>had before seemed more stable than what we have now.

   That may ultimately be what we have to do, but the fixes also fixed some
serious 'leak' style problems with the Mach derived VM system, so I'd rather
that we find the bugs and fix them rather than going back to the previous
code.

-DG

David Greenman
Co-founder/Principal Architect, The FreeBSD Project

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