Re: [PATCH v3 3/5] mm: madvise: implement lightweight guard page mechanism

From: Andrew Morton
Date: Wed Oct 23 2024 - 19:12:20 EST


On Wed, 23 Oct 2024 17:24:40 +0100 Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx> wrote:

> We permit this operation on anonymous memory only

What is the reason for this restriction?

(generally, it would be nice to include the proposed manpage update at
this time, so people can review it while the code change is fresh in
their minds)