On Wed, Sep 19, 2018 at 09:35:56AM +0100, Paul Durrant wrote: > ...meaning 'device DMA frame number' i.e. a frame number mapped in the IOMMU > (rather than the MMU) and hence used for DMA address translation. > > This patch is a largely cosmetic change that substitutes the terms 'gfn' > and 'gaddr' for 'dfn' and 'daddr' in all the places where the frame number > or address relate to a device rather than the CPU. > > The parts that are not purely cosmetic are: > > - the introduction of a type-safe declaration of dfn_t and definition of > INVALID_DFN to make the substitution of gfn_x(INVALID_GFN) mechanical. > - the introduction of __dfn_to_daddr and __daddr_to_dfn (and type-safe > variants without the leading __) with some use of the former. > > Subsequent patches will convert code to make use of type-safe DFNs. > > Signed-off-by: Paul Durrant <[email protected]> > Acked-by: Jan Beulich <[email protected]> > Reviewed-by: Kevin Tian <[email protected]>
Reviewed-by: Wei Liu <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
