Dan Williams <dan.j.williams@xxxxxxxxx> writes:
>>> @@ -57,7 +57,7 @@ static void *try_ram_remap(resource_size_t offset, size_t size)
>>> */
>>> void *memremap(resource_size_t offset, size_t size, unsigned long flags)
>>> {
>>> - int is_ram = region_intersects(offset, size, "System RAM");
>>
>> Ok, question: why do those resource things types gets identified with
>> a string?! We have here "System RAM" and next patch adds "Persistent
>> Memory".
>>
>> And "persistent memory" or "System RaM" won't work and this is just
>> silly.
>>
>> Couldn't struct resource have gained some typedef flags instead which we
>> can much easily test? Using the strings looks really yucky.
>>
>
> At least in the case of region_intersects() I was just following
> existing strcmp() convention from walk_system_ram_range.
...which is done in the page fault path. I agree with the suggestion to
get strcmp out of that path.
-Jeff
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