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
On Fri, 2014-01-17 at 10:14 +0800, Alex Shi wrote:
> On 01/16/2014 09:52 PM, Mike Galbraith wrote:
> > On Thu, 2014-01-16 at 21:13 +0800, Alex Shi wrote:
> >> Add Mike Galbraith.
> >>
> >> Any one like to give some comments?
> >>
> >> On 01/15/2014 10:23 PM, Alex Shi wrote:
> >>> If the sd domain
On 01/17/2014 10:14 AM, Alex Shi wrote:
[snip]
>>
>> 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.
CPU and MC
On 01/16/2014 09:52 PM, Mike Galbraith wrote:
> On Thu, 2014-01-16 at 21:13 +0800, Alex Shi wrote:
>> Add Mike Galbraith.
>>
>> Any one like to give some comments?
>>
>> On 01/15/2014 10:23 PM, Alex Shi wrote:
>>> If the sd domain just has one group, then we must be caught the
>>> i == target
On Thu, 2014-01-16 at 21:13 +0800, Alex Shi wrote:
> Add Mike Galbraith.
>
> Any one like to give some comments?
>
> On 01/15/2014 10:23 PM, Alex Shi wrote:
> > If the sd domain just has one group, then we must be caught the
> > i == target later, and then goes to deeper level domain.
> > So
Add Mike Galbraith.
Any one like to give some comments?
On 01/15/2014 10:23 PM, Alex Shi wrote:
> If the sd domain just has one group, then we must be caught the
> i == target later, and then goes to deeper level domain.
> So just skip this domain checking to save some instructions.
>
> Si
If the sd domain just has one group, then we must be caught the
i == target later, and then goes to deeper level domain.
So just skip this domain checking to save some instructions.
Signed-off-by: Alex Shi
---
kernel/sched/fair.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/k
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