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Groups > linux.kernel > #1685175
| Path | csiph.com!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | Peter Zijlstra <peterz@infradead.org> |
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE |
| Date | Tue, 11 Jul 2017 18:20:01 +0200 |
| Message-ID | <u263f-4Bc-1@gated-at.bofh.it> (permalink) |
| References | <tZOtQ-4hV-5@gated-at.bofh.it> <tZOtQ-4hV-15@gated-at.bofh.it> |
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| Lines | 15 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | mingo@redhat.com, rjw@rjwysocki.net, viresh.kumar@linaro.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, tglx@linutronix.de, vincent.guittot@linaro.org, rostedt@goodmis.org, luca.abeni@santannapisa.it, claudio@evidence.eu.com, tommaso.cucinotta@santannapisa.it, bristot@redhat.com, mathieu.poirier@linaro.org, tkjos@android.com, joelaf@google.com, andresoportus@google.com, morten.rasmussen@arm.com, dietmar.eggemann@arm.com, patrick.bellasi@arm.com, Ingo Molnar <mingo@kernel.org>, "Rafael J . Wysocki" <rafael.j.wysocki@intel.com> |
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| Xref | csiph.com linux.kernel:1685175 |
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On Wed, Jul 05, 2017 at 09:59:00AM +0100, Juri Lelli wrote:
> @@ -4065,6 +4067,9 @@ static int __sched_setscheduler(struct task_struct *p,
> }
>
> if (user) {
> + if (attr->sched_flags & SCHED_FLAG_SPECIAL)
> + return -EPERM;
Should be -EINVAL I think, as if the bit didn't exist at all (it
doesn't, from a userspace perspective).
> +
> retval = security_task_setscheduler(p);
> if (retval)
> return retval;
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[RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Juri Lelli <juri.lelli@arm.com> - 2017-07-05 11:10 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Joel Fernandes <joelaf@google.com> - 2017-07-07 06:00 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Thomas Gleixner <tglx@linutronix.de> - 2017-07-07 12:50 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Juri Lelli <juri.lelli@arm.com> - 2017-07-07 13:00 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2017-07-07 15:20 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Steven Rostedt <rostedt@goodmis.org> - 2017-07-08 00:00 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Joel Fernandes <joelaf@google.com> - 2017-07-08 00:10 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Steven Rostedt <rostedt@goodmis.org> - 2017-07-08 00:20 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Joel Fernandes <joelaf@google.com> - 2017-07-08 01:00 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Juri Lelli <juri.lelli@arm.com> - 2017-07-07 12:50 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Peter Zijlstra <peterz@infradead.org> - 2017-07-11 14:40 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Viresh Kumar <viresh.kumar@linaro.org> - 2017-07-07 09:30 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Peter Zijlstra <peterz@infradead.org> - 2017-07-11 18:20 +0200
Re: [RFC PATCH v1 3/8] sched/cpufreq_schedutil: make worker kthread be SCHED_DEADLINE Juri Lelli <juri.lelli@arm.com> - 2017-07-11 19:10 +0200
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