Subject: Re: 4MB pages?
To: Eduardo Horvath <email@example.com>
From: Jason R Thorpe <firstname.lastname@example.org>
Date: 09/06/2000 10:17:22
On Wed, Sep 06, 2000 at 09:52:30AM -0700, Eduardo Horvath wrote:
> The real problems are deciding when to split a page, either for
> ref/mod accounting because a portion has been touched, or there are
> multiple mappings of only portions of a large page. For this we need UVM
> support, which is a nastier issue.
Right, which is why the pmap should use the default page size unless
a different one is explicitly requested by UVM. Like I said, for
unmanaged pages, this is really easy, because you don't have to worry
-- Jason R. Thorpe <email@example.com>