Red-Black-Tree for Priority Queues

Chris Johns chrisj at
Fri Nov 15 20:54:47 UTC 2013

On 16/11/2013 4:00 am, Sebastian Huber wrote:
> _Thread_queue_Enqueue_priority() which use _ISR_Flash().  Usage of
> _ISR_Flash() will be highly problematic in case we introduce fine
> grained locking for SMP.

Could you please explain the issue the _ISR_Flash has in a little more 
detail ?

chris at huia cpukit $ grep -r _ISR_Flash $(find . -name \*.[chsS]) | wc -l

Why only this routine ?


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