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From: Steve Muckle <smuckle.linux@gmail.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Rafael Wysocki <rjw@rjwysocki.net>,
	linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Juri Lelli <Juri.Lelli@arm.com>,
	Robin Randhawa <robin.randhawa@arm.com>
Subject: Re: [PATCH V2 0/4] cpufreq: schedutil: move slow path from workqueue to SCHED_FIFO task
Date: Wed, 23 Nov 2016 19:01:02 -0800	[thread overview]
Message-ID: <20161124030102.GA20047@graphite.smuckle.net> (raw)
In-Reply-To: <cover.1479197311.git.viresh.kumar@linaro.org>

Hi Viresh,

On Tue, Nov 15, 2016 at 01:53:19PM +0530, Viresh Kumar wrote:
> This work was started by Steve Muckle, where he used a simple kthread
> instead of kthread-worker and that wasn't sufficient as some guarantees
> weren't met.

I know this has already gone in, but can you expand on the unmet
guarantees mentioned here just for my own (and perhaps others')
understanding?

thanks,
Steve

  parent reply	other threads:[~2016-11-24  3:01 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-15  8:23 [PATCH V2 0/4] cpufreq: schedutil: move slow path from workqueue to SCHED_FIFO task Viresh Kumar
2016-11-15  8:23 ` [PATCH V2 1/4] cpufreq: schedutil: Avoid indented labels Viresh Kumar
2016-11-15  8:23 ` [PATCH V2 2/4] cpufreq: schedutil: enable fast switch earlier Viresh Kumar
2016-11-15  8:23 ` [PATCH V2 3/4] cpufreq: schedutil: move slow path from workqueue to SCHED_FIFO task Viresh Kumar
2016-11-16 15:26   ` Peter Zijlstra
2016-11-24  1:19     ` Rafael J. Wysocki
2016-11-24  4:51   ` Ingo Molnar
2016-11-24  5:10     ` Viresh Kumar
2016-11-15  8:23 ` [PATCH V2 4/4] cpufreq: schedutil: irq-work and mutex are only used in slow path Viresh Kumar
2016-11-24  4:53   ` Ingo Molnar
2016-11-24  6:12     ` Viresh Kumar
2016-11-24  6:24       ` Ingo Molnar
2016-11-24  3:01 ` Steve Muckle [this message]
2016-11-24  4:04   ` [PATCH V2 0/4] cpufreq: schedutil: move slow path from workqueue to SCHED_FIFO task Viresh Kumar

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