provide more common DMA API functions V2

[Stephen Rothwell]

Hi Andrew,

On Tue, 18 Aug 2015 07:53:15 +0200 Christoph Hellwig <hch at lst.de> wrote:
>
> On Mon, Aug 17, 2015 at 10:45:52PM -0700, Andrew Morton wrote:
> > > > 
> > > > I'll merge these 5 patches for 4.3.  That means I'll release them into
> > > > linux-next after 4.2 is released.
> > > 
> > > So you only add for-4.3 code to -next after 4.2 is odd?  Isn't thast the
> > > wrong way around?
> > 
> > Linus will be releasing 4.2 in 1-2 weeks and until then, linux-next is
> > supposed to contain only 4.2 material.  Once 4.2 is released,
> > linux-next is open for 4.3 material.
> 
> Hmm, I'm pretty sure there's tons of 4.3 material in linux-next at the
> moment, at least I got merge warning messages from Stephen about
> some yesterday.

Yeah, we are at v4.2-rc7 so linux-next is full of stuff to be merged by
Linus for v4.3. Nothing for v4.4 should be in linux-next until after
v4.3-rc1 is released in 3-4 weeks i.e. after the next merge window
closes.

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au