* Toshi Kani <[email protected]> wrote:

> On x86, ioremap() and remap_pfn_range() already fail on a conflicting cache
> type if it is not allowed by the rule defined in is_new_memtype_allowed().
>  This exception handling is necessary for remap_pfn_range() called by
> /dev/mem, but I do not think it's necessary for ioremap().  I think we can
> start from adding a warning message to ioremap().

Agreed, we should warn and map the situation before doing any behavioral change 
that isn't a fix.

Thanks,

        Ingo

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