Re: [PATCH 03/10] PM / QoS: Fix device resume latency for non PM QoS devices

Rafael J. Wysocki
2017-11-24T16:50:42Z

On Fri, Nov 24, 2017 at 4:53 PM, Manikanta Maddireddy
<mmaddireddy@nvidia.com> wrote:
> In 'commit 0cc2b4e5a020 ("PM / QoS: Fix device resume latency PM QoS")'
> PM QoS resume latency modified 0 as "no latency at all". However
> dev_pm_qos_raw_read_value() returns 0 for devices which doesn't have
> PM QoS constraints. This is blocking runtime suspend for these devices
> in rpm_check_suspend_allowed(). Return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT
> when PM QoS constraints are not available for a particular device.
>
> Fixes: 0cc2b4e5a020 ("PM / QoS: Fix device resume latency PM QoS")

That commit has been reverted, so this patch is not applicable and
therefore the whole series isn't.

What kernel is it based off?

Thanks,
Rafael