[PATCH 3/3] score: Task get/set affinity

Sebastian Huber sebastian.huber at embedded-brains.de
Wed Apr 9 06:09:17 UTC 2014


On 2014-04-08 17:09, Jennifer Averett wrote:
> I thought the consensus was that non-smp systems would not
> support affinity methods.

I don't remember a discussion about this.

I think it makes it easier for application developers if the don't have to 
plaster their code with #ifdef RTEMS_SMP.  You should also be able to write 
libraries that work with SMP and non-SMP configurations.  For this we have to 
provide the same ABI.  This should be the long term goal.

I propose to add a new requirement:

The non-SMP and SMP RTEMS Classic API should be ABI compatible.

http://www.rtems.org/wiki/index.php?title=SMP#Requirements

On Linux you can use the thread affinity functions also on non-SMP systems.

-- 
Sebastian Huber, embedded brains GmbH

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