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Date:   Fri, 15 Oct 2021 10:52:33 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Norbert <nbrtt01@...il.com>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: Performance regression: thread wakeup time (latency) increased
 up to 3x

On Fri, Oct 15, 2021 at 12:43:45AM -0700, Norbert wrote:
> Performance regression: thread wakeup time (latency) increased up to 3x.
> 
> Happened between 5.13.8 and 5.14.0. Still happening at least on 5.14.11.

Could you git-bisect this?

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