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Groups > linux.kernel > #1625888
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [patch V2 08/10] timer: Implement the hierarchical pull model |
| Date | 2017-04-19 09:40 +0200 |
| Message-ID | <txSnx-vJ-23@gated-at.bofh.it> (permalink) |
| References | <txEue-8r4-5@gated-at.bofh.it> <txEuf-8r4-41@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Apr 18, 2017 at 01:11:10PM +0200, Thomas Gleixner wrote:
> +struct tmigr_group {
> + raw_spinlock_t lock;
> + unsigned int active;
> + unsigned int migrator;
> + struct timerqueue_head events;
> + struct tmigr_event groupevt;
> + struct tmigr_group *parent;
> + cpumask_var_t cpus;
> + struct list_head list;
> + unsigned int level;
> + unsigned int numa_node;
> + unsigned int num_childs;
> +};
If you place the cpumask at the end, as a 0 sized array, you can avoid a
second allocation.
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[patch V2 00/10] timer: Move from a push remote at enqueue to a pull at expiry model Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
[patch V2 06/10] timer: Restructure internal locking Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
Re: [patch V2 06/10] timer: Restructure internal locking Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:10 +0200
[patch V2 10/10] timer: Always queue timers on the local CPU Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
[patch V2 07/10] tick/sched: Split out jiffies update helper function Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
[patch V2 08/10] timer: Implement the hierarchical pull model Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:30 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:30 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:40 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:40 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 10:20 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 10:40 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Thomas Gleixner <tglx@linutronix.de> - 2017-04-19 11:10 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Thomas Gleixner <tglx@linutronix.de> - 2017-04-19 10:40 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 11:00 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 11:10 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 11:50 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 12:00 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Thomas Gleixner <tglx@linutronix.de> - 2017-04-19 11:50 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 12:00 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 11:30 +0200
Re: [patch V2 08/10] timer: Implement the hierarchical pull model Peter Zijlstra <peterz@infradead.org> - 2017-04-19 12:30 +0200
[patch V2 05/10] timer: Retrieve next expiry of pinned/non-pinned timers seperately Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
Re: [patch V2 05/10] timer: Retrieve next expiry of pinned/non-pinned timers seperately Peter Zijlstra <peterz@infradead.org> - 2017-04-19 09:10 +0200
Re: [patch V2 05/10] timer: Retrieve next expiry of pinned/non-pinned timers seperately Thomas Gleixner <tglx@linutronix.de> - 2017-04-19 12:00 +0200
[patch V2 04/10] timer: Keep the pinned timers separate from the others Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 18:50 +0200
Re: [patch V2 00/10] timer: Move from a push remote at enqueue to a pull at expiry model "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2017-04-21 21:30 +0200
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