Subject: Re: Importing PaX features to NetBSD
To: Jason Thorpe <email@example.com>
From: Elad Efrat <elad@NetBSD.org>
Date: 12/18/2005 22:53:30
Jason Thorpe wrote:
> On Dec 18, 2005, at 4:03 AM, Martin Husemann wrote:
>> The mprotect changes are arch dependend, and as gimpy pointed out would
>> violate ABI on some archs. I don't see how implementing them (which
>> be MD anyway) would cause any negative impact on other archs.
> Yah, these would have to be implemented using new pmap hooks.
Why wouuld these require pmap changes? they (should) be pure
mmap/mprotect changes. Do you want to implement them in pmap because
they are MD, or is there a technical need?