Subject: Re: COMPAT_SUNOS process memory map question
To: Christos Zoulas <>
From: Matthew Fredette <fredette@MIT.EDU>
List: tech-kern
Date: 10/11/2001 19:31:06
> Old sun binaries might have mapped page 0 to 0, so that *0 does not
> core dump (remember the vax :-). This is just speculation.
> christos

Ya, and *0 gets a zero byte, right?  Is the page writable?  If so,
does writing to it change it, or does it always read as zeroes?



Matt Fredette