Re: [PATCH] sched/numa: do not balance tasks onto isolated cpus

[jiang.biao2]

Hi,
> On Tue, Jul 24, 2018 at 09:11:37AM +0800, jiang.biao2@xxxxxxxxxx wrote:
>
>> >> Signed-off-by: Cheng Lin <cheng.lin130@xxxxxxxxxx>
>> >> Signed-off-by: Tan Hu <tan.hu@xxxxxxxxxx>
>> >> Signed-off-by: Jiang Biao <jiang.biao2@xxxxxxxxxx>
>> >
>> >This SoB chain is invalid.
>
>> Mm, we don't quite understand what the *Signed-off-by* precisely means,
>> Does it only mean DCO(developer certificate of origin)?
>> As we understood, multiple SoBs could be used to indicate co-authors.
>> If SoB only means DCO, how can the patches reflect co-authors?
>
> It specifically does not allow for co-authorship. I think there's a
> Co-Authored-by: tag invented by some people (check the git logs) but
> especially for such a dinky little patch, I wouldn't bother. Maybe have
> your co-workers review the patch or something.
I do find some(very few) Co-Authored-by in git logs, and we'll try to avoid
using that. Sometimes little patches may include much background work of
different people.:) 
Thanks lot.

Jiang,
Regard