lkml.org 
[lkml]   [2010]   [Oct]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [RFC][PATCH 1/3] contigous big page allocator
From
On Thu, 14 Oct 2010 14:55:19 +0200
Andi Kleen <andi@firstfloor.org> wrote:

> > I think that at least one mainline driver in arm uses such trick but I
> > can't recall the name. Better to ask on the arm mainling list. Also I
> > heard that the are some out-of-tree patches about this.
>
> I'm sure there are out of tree patches for lots of things,
> but at least in terms of merging mainline functionality
> use cases merged in the mainline tree are required.

I think that we already have drivers that need such feature in
mainline. They keep out-of-tree patches that give continuous memory to
these drivers reliably.

Anyway, Felipe pointed out one user. I also think that
drivers/media/video/videobuf-dma-contig.c also was already mentioned,
needs such feature.


\
 
 \ /
  Last update: 2010-10-14 17:13    [W:0.134 / U:1.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site