On Mon, Sep 19, 2022 at 04:21:23PM +0200, Frederic Weisbecker wrote: > On Mon, Sep 19, 2022 at 11:59:47AM +0200, Peter Zijlstra wrote: > > Doing RCU-idle outside the driver, only to then temporarily enable it > > again, at least twice, before going idle is daft. > > Hmm, what ends up calling RCU_IDLE() here? Also what about > cpu_do_idle()? Both cpu_pm_enter() and cpu_cluster_pm_enter() use ct_irq_enter_irqson() which is another way to spell RCU_NONIDLE().
