linux-kernel - [RFC][PATCH v2 0/5] cpuidle,teo: Improve TEO vs NOHZ

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Date:   Wed, 02 Aug 2023 15:24:31 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     anna-maria@...utronix.de, rafael@...nel.org, tglx@...utronix.de,
        frederic@...nel.org, gautham.shenoy@....com
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org,
        daniel.lezcano@...aro.org, linux-pm@...r.kernel.org,
        mingo@...hat.com, juri.lelli@...hat.com,
        vincent.guittot@...aro.org, dietmar.eggemann@....com,
        rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
        bristot@...hat.com, vschneid@...hat.com, kajetan.puchalski@....com
Subject: [RFC][PATCH v2 0/5] cpuidle,teo: Improve TEO vs NOHZ

Patches attempting to solve the TEO tick/nohz vs timer-pull issue.

Very lightly tested..

Since last time:

 - 'split' tick_nohz_get_sleep_length()
 - replaced the tick heuristic