[PATCH v2 2/7] kernel/resource: move and rename IORESOURCE_MEM_DRIVER_MANAGED

David Hildenbrand
2020-09-15T07:37:09Z

On 15.09.20 04:20, Wei Yang wrote:
> On Tue, Sep 08, 2020 at 10:10:07PM +0200, David Hildenbrand wrote:
>> IORESOURCE_MEM_DRIVER_MANAGED currently uses an unused PnP bit, which
is
>> always set to 0 by hardware. This is far from beautiful (and
confusing),
>> and the bit only applies to SYSRAM. So let's move it out of the
>> bus-specific (PnP) defined bits.
>>
>> We'll add another SYSRAM specific bit soon. If we ever need more
bits for
>> other purposes, we can steal some from "desc", or
reshuffle/regroup what we
>> have.
>
> I think you make this definition because we use IORESOURCE_SYSRAM_RAM for
> hotpluged memory? So we make them all in IORESOURCE_SYSRAM_XXX family?

Yeah, to specify based on the extended MEM type SYSRAM. Because it
really only applies to that.

--
Thanks,

David / dhildenb