linux-kernel - Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver

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Message-ID: <YyiIaeQY8STLK0d0@hirez.programming.kicks-ass.net>
Date:   Mon, 19 Sep 2022 17:19:05 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Frederic Weisbecker <frederic@...nel.org>
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Subject: Re: [PATCH v2 09/44] cpuidle,omap3: Push RCU-idle into driver

On Mon, Sep 19, 2022 at 04:31:42PM +0200, Frederic Weisbecker wrote:
> On Mon, Sep 19, 2022 at 11:59:48AM +0200, Peter Zijlstra wrote:
> > Doing RCU-idle outside the driver, only to then teporarily enable it
> > again before going idle is daft.
> 
> That doesn't tell where those calls are.

cpu_pm_enter/exit and the power domain stuff, possibly also the clock
domain stuff. It's all over :/

I suppose I can add a blub and copy/paste it around the various patches
if you want.