Re: [PATCH V2 2/3] sched/numa: Enhance vma scanning logic

From: Raghavendra K T
Date: Mon Feb 27 2023 - 05:13:07 EST


On 2/27/2023 3:36 PM, Peter Zijlstra wrote:
On Mon, Feb 27, 2023 at 12:10:41PM +0530, Raghavendra K T wrote:
In summary: I do see that access to VMAs from disjoint sets is not fully
fair, But on the other hand it is not very bad too. There is definitely
some scope or possibility to explore/improve fairness in this area
further.

Ok, might be good to summarize some of this in a comment near here, so
that readers are aware of the caveat of this code.


Sure will do.

PS: I have also tested above applying V3 patch (which incorporates your
suggestions), have not seen much deviation in observation with patch.

I'll see if I can find it in this dumpester fire I call inbox :-)

Sorry I wasn't clear there.. Still in inbox and am about to post.. It
was a heads up.