[Ksummit-discuss] [CORE TOPIC] Redesign Memory Management layer and more core subsystem

Christoph Lameter cl at gentwo.org
Fri Jun 13 18:54:13 UTC 2014


On Fri, 13 Jun 2014, Greg KH wrote:

> > Standardize the kernel APIs for this use case
>
> The UIO interface is being used for this, so all should be good on the
> kernel side, right?

Ok I have seen any vendor use that interface and thus I am not familiar.

> > as well as the user space APIs so that software runs on any of the 3
> > companies stacks.
>
> As these libraries are outside of the kernel tree, there's not much us
> kernel developers can do about this.  Work with those companies to do
> this...

Its not that easy a separation. The mangement functions better be left
with the kernel so that security and permission management work and so
that the device stays in a well known state if accessed from multiple
applications.



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