Subject: Re: COMPAT_SUNOS process memory map question
To: Matthew Fredette <fredette@MIT.EDU>
From: Christos Zoulas <email@example.com>
Date: 10/11/2001 19:35:25
On Oct 11, 7:31pm, fredette@MIT.EDU (Matthew Fredette) wrote:
-- Subject: Re: COMPAT_SUNOS process memory map question
| > 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?
I believe it should be readonly. Because if you write to it, it might
not be zero anymore :-)