From: Prashant Malani <pmalani@google.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Viresh Kumar <viresh.kumar@linaro.org>,
Beata Michalska <beata.michalska@arm.com>,
Jie Zhan <zhanjie9@hisilicon.com>,
Ionela Voinescu <ionela.voinescu@arm.com>,
Ben Segall <bsegall@google.com>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Ingo Molnar <mingo@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
open list <linux-kernel@vger.kernel.org>,
"open list:CPU FREQUENCY SCALING FRAMEWORK"
<linux-pm@vger.kernel.org>, Mel Gorman <mgorman@suse.de>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
Valentin Schneider <vschneid@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
z00813676 <zhenglifeng1@huawei.com>,
sudeep.holla@arm.com
Subject: Re: [PATCH v2 2/2] cpufreq: CPPC: Dont read counters for idle CPUs
Date: Mon, 11 Aug 2025 20:01:34 +0000 [thread overview]
Message-ID: <aJpMHkrWJIyHtHL5@google.com> (raw)
In-Reply-To: <CAJZ5v0jvYBUPjSmXas+S8rOG2WAb5u7rk92Gbu1s7A=tJr4VPA@mail.gmail.com>
On Aug 11 21:19, Rafael J. Wysocki wrote:
> On Mon, Aug 11, 2025 at 8:43 PM Prashant Malani <pmalani@google.com> wrote:
> >
> > On Aug 11 11:35, Viresh Kumar wrote:
> > > On 06-08-25, 17:19, Prashant Malani wrote:
> > > > So, do we have consensus that the idle check is acceptable as proposed?
> > > > (Just want to make sure this thread doesn't get lost given another thread
> > > > has forked off in this conversation).
> > >
> > > I don't have any objections to this or a better solution to this.
> >
> > Thanks Viresh! Beata, can we kindly move ahead with the idle
> > optimization (which is this series), while we continue discussions for
> > the "under load" scenarios on the other thread?
>
> I need some more time, please?
>
> This problem is similar (if not analogous) to what happens on x86 and
> that is not handled in the cpuidle core.
My apologies! Didn't mean to rush.
Will stand by for updates.
BR,
-Prashant
next prev parent reply other threads:[~2025-08-11 20:01 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-19 0:09 [PATCH v2 0/2] cpufreq: CPPC: idle cpu perf handling Prashant Malani
2025-06-19 0:09 ` [PATCH v2 1/2] sched: Expose idle_cpu() to modules Prashant Malani
2025-06-19 0:09 ` [PATCH v2 2/2] cpufreq: CPPC: Dont read counters for idle CPUs Prashant Malani
2025-06-20 3:53 ` Jie Zhan
2025-06-20 5:07 ` Prashant Malani
2025-06-26 18:42 ` Prashant Malani
2025-06-27 7:54 ` Jie Zhan
2025-06-27 17:07 ` Prashant Malani
2025-07-02 18:38 ` Prashant Malani
2025-07-03 9:29 ` Beata Michalska
2025-07-07 8:32 ` Beata Michalska
2025-07-09 17:25 ` Prashant Malani
2025-07-09 22:49 ` Prashant Malani
2025-07-14 9:30 ` Beata Michalska
2025-07-15 6:28 ` Prashant Malani
2025-07-21 17:00 ` Rafael J. Wysocki
2025-07-21 19:40 ` Prashant Malani
2025-07-22 3:27 ` Viresh Kumar
2025-07-22 6:02 ` Prashant Malani
2025-07-30 7:31 ` Prashant Malani
2025-07-31 8:27 ` Beata Michalska
2025-07-31 11:13 ` Viresh Kumar
2025-07-31 20:23 ` Beata Michalska
2025-08-01 4:43 ` Viresh Kumar
2025-08-07 0:19 ` Prashant Malani
2025-08-11 6:05 ` Viresh Kumar
2025-08-11 18:43 ` Prashant Malani
2025-08-11 19:19 ` Rafael J. Wysocki
2025-08-11 20:01 ` Prashant Malani [this message]
2025-08-14 11:48 ` Rafael J. Wysocki
2025-08-15 5:12 ` Prashant Malani
2025-08-16 8:25 ` Prashant Malani
2025-08-13 10:12 ` Beata Michalska
2025-07-31 16:51 ` Prashant Malani
2025-07-31 20:30 ` Beata Michalska
2025-08-01 9:16 ` Prashant Malani
2025-08-04 20:55 ` Prashant Malani
2025-08-06 7:21 ` Beata Michalska
2025-08-07 0:01 ` Prashant Malani
2025-08-07 10:24 ` Beata Michalska
2025-08-08 2:14 ` Prashant Malani
2025-08-13 10:15 ` Beata Michalska
2025-08-13 22:25 ` Prashant Malani
2025-07-07 8:35 ` Beata Michalska
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