Re: [PATCH RFC 2/2] kvm: Be courteous to other VMs in overcommittedscenario in PLE handler

From: Takuya Yoshikawa
Date: Mon Sep 24 2012 - 09:43:19 EST


On Fri, 21 Sep 2012 23:15:40 +0530
Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx> wrote:

> >> How about doing cond_resched() instead?
> >
> > Actually, an actual call to yield() may be better.
> >
> > That will set scheduler hints to make the scheduler pick
> > another task for one round, while preserving this task's
> > top position in the runqueue.
>
> I am not a scheduler expert, but I am also inclined towards
> Rik's suggestion here since we set skip buddy here. Takuya?
>

Yes, I think it's better.
But I hope that experts in Cc will suggest the best way.

Thanks,
Takuya
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