Steve Longerbeam wrote:
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>Alan Cox wrote:
>
>> > Drivers can keep track of this kind of information themselves,
>> > and that is what I tell every driver author to do who complains
>> > of a lack of a "bus_to_virt()" type thing, it's just lazy
>> > programming.
>>
>> I'd agree. There are _good_ reasons for having reverse mappings especially o
>n
>> certain architectures, but thats for stuff like cache management. Its stuff
>> the drivers have no business poking their noses directly into
>>
>
>Which brings us back to the OHCI driver using a hash table to
>store bus-to-virt entries? The *BSD driver does this.
I think it makes more sense to rewite the OHCI driver to remember
the mapping...
I may just go off and do this.
-brad
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