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.