Re: [PATCH RFC 0/2] kvm: Improving directed yield in PLE handler

From: Raghavendra K T
Date: Tue Jul 10 2012 - 07:55:57 EST


On 07/10/2012 03:17 AM, Andrew Theurer wrote:
On Mon, 2012-07-09 at 11:50 +0530, Raghavendra K T wrote:
Currently Pause Looop Exit (PLE) handler is doing directed yield to a
random VCPU on PL exit. Though we already have filtering while choosing
the candidate to yield_to, we can do better.

Hi, Raghu.

[...]

Can you briefly explain the 1x and 2x configs? This of course is highly
dependent whether or not HT is enabled...


Sorry if I had not made very clear in earlier threads. Have you applied
Rik's following patch for base. without this you could see some inconsistent results perhaps.

https://lkml.org/lkml/2012/6/19/401

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