On Wed, Feb 13, 2019 at 12:24 PM Christoph Hellwig <h...@lst.de> wrote:
>
> On Tue, Feb 12, 2019 at 02:40:23PM -0600, Rob Herring wrote:
> > > diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> > > index 3607fd2810e4..f8c66a9472a4 100644
> > > --- a/drivers/of/Kconfig
> > > +++ b/drivers/of/Kconfig
> > > @@ -43,6 +43,7 @@ config OF_FLATTREE
> > >
> > >  config OF_EARLY_FLATTREE
> > >         bool
> > > +       select DMA_DECLARE_COHERENT
> >
> > Is selecting DMA_DECLARE_COHERENT okay on UML? We run the unittests with 
> > UML.
>
> No, that will fail with undefined references to memunmap.
>
> I gues this needs to be
>
>         select DMA_DECLARE_COHERENT if HAS_DMA
>
> > Maybe we should just get rid of OF_RESERVED_MEM. If we support booting
> > from DT, then it should always be enabled anyways.
>
> Fine with me.  Do you want me to respin the series to just remove
> it?

Either now or it can wait. I don't want to hold this up any.

Rob
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