Re: [PATCH 0/9] psi: pressure stall information for CPU, memory, and IO v4

From: Andrew Morton
Date: Thu Oct 18 2018 - 22:07:14 EST

On Tue, 28 Aug 2018 13:22:49 -0400 Johannes Weiner <hannes@xxxxxxxxxxx> wrote:

> This version 4 of the PSI series incorporates feedback from Peter and
> fixes two races in the lockless aggregator that Suren found in his
> testing and which caused the sample calculation to sometimes underflow
> and record bogusly large samples; details at the bottom of this email.

We've had very little in the way of review activity for the PSI
patchset. According to the changelog tags, anyway.