Re: [PATCH v2 38/44] cpuidle,powerdomain: Remove trace_.*_rcuidle()

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On Mon, 19 Sept 2022 at 12:17, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> OMAP was the one and only user.
>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>

There are changes to the runtime PM core as part of $subject patch.
Perhaps move those parts into a separate patch? In any case, the code
looks good to me.

Reviewed-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>

Kind regards
Uffe

> ---
>  arch/arm/mach-omap2/powerdomain.c |   10 +++++-----
>  drivers/base/power/runtime.c      |   24 ++++++++++++------------
>  2 files changed, 17 insertions(+), 17 deletions(-)
>
> --- a/arch/arm/mach-omap2/powerdomain.c
> +++ b/arch/arm/mach-omap2/powerdomain.c
> @@ -187,9 +187,9 @@ static int _pwrdm_state_switch(struct po
>                         trace_state = (PWRDM_TRACE_STATES_FLAG |
>                                        ((next & OMAP_POWERSTATE_MASK) << 8) |
>                                        ((prev & OMAP_POWERSTATE_MASK) << 0));
> -                       trace_power_domain_target_rcuidle(pwrdm->name,
> -                                                         trace_state,
> -                                                         raw_smp_processor_id());
> +                       trace_power_domain_target(pwrdm->name,
> +                                                 trace_state,
> +                                                 raw_smp_processor_id());
>                 }
>                 break;
>         default:
> @@ -541,8 +541,8 @@ int pwrdm_set_next_pwrst(struct powerdom
>
>         if (arch_pwrdm && arch_pwrdm->pwrdm_set_next_pwrst) {
>                 /* Trace the pwrdm desired target state */
> -               trace_power_domain_target_rcuidle(pwrdm->name, pwrst,
> -                                                 raw_smp_processor_id());
> +               trace_power_domain_target(pwrdm->name, pwrst,
> +                                         raw_smp_processor_id());
>                 /* Program the pwrdm desired target state */
>                 ret = arch_pwrdm->pwrdm_set_next_pwrst(pwrdm, pwrst);
>         }
> --- a/drivers/base/power/runtime.c
> +++ b/drivers/base/power/runtime.c
> @@ -442,7 +442,7 @@ static int rpm_idle(struct device *dev,
>         int (*callback)(struct device *);
>         int retval;
>
> -       trace_rpm_idle_rcuidle(dev, rpmflags);
> +       trace_rpm_idle(dev, rpmflags);
>         retval = rpm_check_suspend_allowed(dev);
>         if (retval < 0)
>                 ;       /* Conditions are wrong. */
> @@ -481,7 +481,7 @@ static int rpm_idle(struct device *dev,
>                         dev->power.request_pending = true;
>                         queue_work(pm_wq, &dev->power.work);
>                 }
> -               trace_rpm_return_int_rcuidle(dev, _THIS_IP_, 0);
> +               trace_rpm_return_int(dev, _THIS_IP_, 0);
>                 return 0;
>         }
>
> @@ -493,7 +493,7 @@ static int rpm_idle(struct device *dev,
>         wake_up_all(&dev->power.wait_queue);
>
>   out:
> -       trace_rpm_return_int_rcuidle(dev, _THIS_IP_, retval);
> +       trace_rpm_return_int(dev, _THIS_IP_, retval);
>         return retval ? retval : rpm_suspend(dev, rpmflags | RPM_AUTO);
>  }
>
> @@ -557,7 +557,7 @@ static int rpm_suspend(struct device *de
>         struct device *parent = NULL;
>         int retval;
>
> -       trace_rpm_suspend_rcuidle(dev, rpmflags);
> +       trace_rpm_suspend(dev, rpmflags);
>
>   repeat:
>         retval = rpm_check_suspend_allowed(dev);
> @@ -708,7 +708,7 @@ static int rpm_suspend(struct device *de
>         }
>
>   out:
> -       trace_rpm_return_int_rcuidle(dev, _THIS_IP_, retval);
> +       trace_rpm_return_int(dev, _THIS_IP_, retval);
>
>         return retval;
>
> @@ -760,7 +760,7 @@ static int rpm_resume(struct device *dev
>         struct device *parent = NULL;
>         int retval = 0;
>
> -       trace_rpm_resume_rcuidle(dev, rpmflags);
> +       trace_rpm_resume(dev, rpmflags);
>
>   repeat:
>         if (dev->power.runtime_error) {
> @@ -925,7 +925,7 @@ static int rpm_resume(struct device *dev
>                 spin_lock_irq(&dev->power.lock);
>         }
>
> -       trace_rpm_return_int_rcuidle(dev, _THIS_IP_, retval);
> +       trace_rpm_return_int(dev, _THIS_IP_, retval);
>
>         return retval;
>  }
> @@ -1081,7 +1081,7 @@ int __pm_runtime_idle(struct device *dev
>                 if (retval < 0) {
>                         return retval;
>                 } else if (retval > 0) {
> -                       trace_rpm_usage_rcuidle(dev, rpmflags);
> +                       trace_rpm_usage(dev, rpmflags);
>                         return 0;
>                 }
>         }
> @@ -1119,7 +1119,7 @@ int __pm_runtime_suspend(struct device *
>                 if (retval < 0) {
>                         return retval;
>                 } else if (retval > 0) {
> -                       trace_rpm_usage_rcuidle(dev, rpmflags);
> +                       trace_rpm_usage(dev, rpmflags);
>                         return 0;
>                 }
>         }
> @@ -1202,7 +1202,7 @@ int pm_runtime_get_if_active(struct devi
>         } else {
>                 retval = atomic_inc_not_zero(&dev->power.usage_count);
>         }
> -       trace_rpm_usage_rcuidle(dev, 0);
> +       trace_rpm_usage(dev, 0);
>         spin_unlock_irqrestore(&dev->power.lock, flags);
>
>         return retval;
> @@ -1566,7 +1566,7 @@ void pm_runtime_allow(struct device *dev
>         if (ret == 0)
>                 rpm_idle(dev, RPM_AUTO | RPM_ASYNC);
>         else if (ret > 0)
> -               trace_rpm_usage_rcuidle(dev, RPM_AUTO | RPM_ASYNC);
> +               trace_rpm_usage(dev, RPM_AUTO | RPM_ASYNC);
>
>   out:
>         spin_unlock_irq(&dev->power.lock);
> @@ -1635,7 +1635,7 @@ static void update_autosuspend(struct de
>                         atomic_inc(&dev->power.usage_count);
>                         rpm_resume(dev, 0);
>                 } else {
> -                       trace_rpm_usage_rcuidle(dev, 0);
> +                       trace_rpm_usage(dev, 0);
>                 }
>         }
>
>
>
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> Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
> https://lists.linuxfoundation.org/mailman/listinfo/virtualization



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