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Re: x86: map kernel DATA+BSS with NX/XD bit

To: tech-kern%netbsd.org@localhost
Subject: Re: x86: map kernel DATA+BSS with NX/XD bit
From: Joerg Sonnenberger <joerg%britannica.bec.de@localhost>
Date: Sat, 28 Nov 2015 23:05:03 +0100

On Sat, Nov 28, 2015 at 07:54:10PM +0100, Maxime Villard wrote:
> here is a (draft) patch to map the kernel DATA and BSS segments with
> the NX/XD bit in the PTEs on i386+amd64.

There should be no need to force extra padding between .data and .bss.

Joerg

References:
- x86: map kernel DATA+BSS with NX/XD bit
  - From: Maxime Villard

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