[Ksummit-discuss] [TECH TOPIC] Mainlining PREEMPT_RT
Josh Triplett
josh at joshtriplett.org
Tue Oct 13 17:33:00 UTC 2015
On Tue, Oct 13, 2015 at 12:42:30PM -0400, Steven Rostedt wrote:
>
> Now that it was announced in Dublin last week that mainlining
> PREEMPT_RT has funding, I would like to propose a tech topic to discuss
> what is needed to be done in the near future.
>
> Thomas Gleixner and his minions will be doing the brunt of the work,
> but there's issues that need to be addressed with the rest of the
> kernel. The various topics would include:
>
> CPU hotplug
> preempt_disable and local_irq_disable annotations
> new timer_wheel implementation
> simple waitqueues
> trylock boosting
>
> Several of the Real Time developers will be present at kernel summit. I
> think this would be a great opportunity to have them be able to sit
> down together and discuss the remaining issues.
I would love to discuss this at Kernel Summit.
- Josh Triplett
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