[RFC 3/3] mm: iommu: The Virtual Contiguous Memory Manager

[FUJITA Tomonori]

On Wed, 21 Jul 2010 20:50:26 -0700
Zach Pfeffer <zpfeffer at codeaurora.org> wrote:

> On Wed, Jul 14, 2010 at 10:59:43AM +0900, FUJITA Tomonori wrote:
> > On Tue, 13 Jul 2010 10:02:23 +0100
> > 
> > Zach Pfeffer said this new VCM infrastructure can be useful for
> > video4linux. However, I don't think we need 3,000-lines another
> > abstraction layer to solve video4linux's issue nicely.
> 
> Its only 3000 lines because I haven't converted the code to use
> function pointers.

The main point is adding a new abstraction that don't provide the huge
benefit.