Re: [Qemu-devel] [PATCH 2 of 5] add can_dma/post_dma for direct IO

[Anthony Liguori]

Blue Swirl wrote:
> On 12/12/08, Anthony Liguori <address@hidden> wrote:
>   
> >  I think we should go back to Fabrice's earliest suggestion here.  We should
> > just have a simple map/unmap lock/unlock API for physical memory.  That
> > should be the base API IMHO.
> >     
>
> Beautiful!
>
>   
> >  As long the map function goes from guest physical => host virtual, it can
> > work for everything we care about.
> >
> >  This is orthogonal to an API dealing with scatter/gather lists and
> > translation to and from them.
> >     
>
> So again we tried to solve too many problems at once.
>   

Yup.

Regards,

Anthony Liguori

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