Re: [PATCH] PCI, ACPI: Don't query OSC support with all possible controls

[Yinghai Lu]

On Fri, Mar 29, 2013 at 6:12 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> On Friday, March 29, 2013 06:02:45 PM Yinghai Lu wrote:
>> On Fri, Mar 29, 2013 at 5:36 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>> >> -             /* Run _OSC query for all possible controls. */
>> >> -             capbuf[OSC_CONTROL_TYPE] = OSC_PCI_CONTROL_MASKS;
>> >> +             /* Run _OSC query only with existing controls. */
>> >> +             capbuf[OSC_CONTROL_TYPE] = root->osc_control_set;
>> >
>> > I suppose we can do that, but then why this should be root->osc_control_set and
>> > not just 0?
>>
>> in case query support and set control are called in mixed sequence.
>
> OK, that's a good enough reason I think.
>
> I'm kind of afarid of regressions that may result from this, though, so I'm
> going to queue it up for 3.10.

Ok,

Thanks
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