Re: [PATCH 2/4] sched: cpufreq: Keep track of cpufreq utilization update flags

From: Viresh Kumar
Date: Sat Dec 16 2017 - 11:47:16 EST

On 16 December 2017 at 22:10, Rafael J. Wysocki <rafael@xxxxxxxxxx> wrote:
> On Wed, Dec 13, 2017 at 10:53 AM, Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote:

>> +#define SCHED_CPUFREQ_CLEAR (1U << 31)
> I'm not thrilled by this, because schedutil is not the only user of
> the flags and it's totally unclear what the other user(s) should do
> when this is set.

intel-pstate is the only other user of the IOWAIT flag, right? In order
not to change the current behavior, we can update that to return early
for now ?