On 09/01/14 18:09, Stefano Stabellini wrote: > > I agree, but I think that we have different views on the use case. > To me the m2p_override use case is "everywhere an mfn_to_pfn translation > is required", that unfortunately is potentially everywhere at this time.
mfn_to_pfn() cannot be made to work correctly with foreign MFNs. It's a fundamentally unsolvable problem. IMO, the only sensible use of the m2p_override is to cause mfn_to_pfn() to BUG() if a foreign MFN is used. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
