[PATCH 00/10] cpufreq: Migrate users of policy notifiers to QoS requests
Rafael J. Wysocki
rafael at kernel.org
Tue Jul 16 20:06:08 AEST 2019
On Tue, Jul 16, 2019 at 11:49 AM Viresh Kumar <viresh.kumar at linaro.org> wrote:
> Now that cpufreq core supports taking QoS requests for min/max cpu
> frequencies, lets migrate rest of the users to using them instead of the
> policy notifiers.
Technically, this still is linux-next only. :-)
> The CPUFREQ_NOTIFY and CPUFREQ_ADJUST events of the policy notifiers are
> removed as a result, but we have to add CPUFREQ_CREATE_POLICY and
> CPUFREQ_REMOVE_POLICY events to it for the acpi stuff specifically. So
> the policy notifiers aren't completely removed.
That's not entirely accurate, because arch_topology is going to use
CPUFREQ_CREATE_POLICY now too.
> Boot tested on my x86 PC and ARM hikey board. Nothing looked broken :)
> This has already gone through build bot for a few days now.
So I'd prefer patches [5-8] to go right after the first one and then
do the cleanups on top of that, as somebody may want to backport the
essential changes without the cleanups.
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