Re: [RFC PATCH] sched: select_idle_sibling macro optimize

[Alex Shi]

On 01/17/2014 11:36 AM, Mike Galbraith wrote:
>>>>> +
>>>>> > >>> +		/* skip single group domain */
>>>>> > >>> +		if (sg == sg->next)
>>>>> > >>> +			continue;
>>> > > 
>>> > > When is that gonna happen?
>> > 
>> > I had seen this in a Intel platform, you may have both CPU domain and MC
>> > domain layer, because the domain flag is different, then they can not be
>> > merged. and then the CPU domain just has one group.
> But sd starts at MC.

That's true. Sorry for noise.

-- 
Thanks
    Alex
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/