tech-kern: Re: remplacing page mappings behind uvm

Subject: Re: remplacing page mappings behind uvm
To: None <bouyer@antioche.eu.org>
From: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
List: tech-kern
Date: 12/01/2007 22:23:40

i think the easiest fix for the problem which started this thread
is making libxc (back) to use non-anonymous mapping.
as far as you mmap a valid object (either kernfs file or device,
i prefer the latter), uvm_unmap calls pmap_remove for you.

YAMAMOTO Takashi