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Groups > linux.kernel > #1642891
| From | Steven Rostedt <rostedt@goodmis.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early |
| Date | 2017-05-17 01:00 +0200 |
| Message-ID | <tHTBD-3kx-3@gated-at.bofh.it> (permalink) |
| References | <tHPRn-M2-5@gated-at.bofh.it> <tHPRo-M2-39@gated-at.bofh.it> <tHQaJ-18a-5@gated-at.bofh.it> <tHTrX-3gi-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, 17 May 2017 00:46:37 +0200 (CEST) Thomas Gleixner <tglx@linutronix.de> wrote: > > > --- a/lib/smp_processor_id.c > > > +++ b/lib/smp_processor_id.c > > > @@ -28,7 +28,7 @@ notrace static unsigned int check_preemp > > > /* > > > * It is valid to assume CPU-locality during early bootup: > > > */ > > > - if (system_state != SYSTEM_RUNNING) > > > + if (system_state < SYSTEM_SCHEDULING) > > > > Do we want to ignore halting or rebooting too? > > I don't think so. After setting those states, interesting stuff like > device_shutdown() gets invoked. We want the coverage there. Then I'd suggest that you update the change log, as this patch also adds coverage to those states as well. -- Steve
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[patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early Thomas Gleixner <tglx@linutronix.de> - 2017-05-16 21:00 +0200
Re: [patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early Steven Rostedt <rostedt@goodmis.org> - 2017-05-16 21:20 +0200
Re: [patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early Thomas Gleixner <tglx@linutronix.de> - 2017-05-17 00:50 +0200
Re: [patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early Steven Rostedt <rostedt@goodmis.org> - 2017-05-17 01:00 +0200
Re: [patch V2 17/17] sched: Enable might_sleep() and smp_processor_id() checks early Mark Rutland <mark.rutland@arm.com> - 2017-05-17 13:10 +0200
[tip:sched/core] sched/core: Enable might_sleep() and smp_processor_id() checks early tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-05-23 11:10 +0200
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