Subject: Re: PXA250 Xscale and page tables
To: Colin Cook <>
From: Martin Husemann <>
List: tech-kern
Date: 02/01/2003 20:43:16
On Sat, Feb 01, 2003 at 10:13:55AM -0700, Colin Cook wrote:

> What I want to know is why was this in there in the first place. Turning off
> the cache is a very bad thing to do.

I think it's there to avoid illegal cache aliases, PVF_NC means
mapping is non-cacheable, there are multiple mappings (for this VA).

But at first glance it's not clear to me if the test for this bit is