[Cbe-oss-dev] [RFC] [PATCH 5:8] SPU Gang Scheduling - set scheduling parameters for gang

Luke Browning lukebr at linux.vnet.ibm.com
Thu Mar 13 08:17:15 EST 2008


On Tue, 2008-03-11 at 21:58 +0100, Christoph Hellwig wrote:
> On Mon, Mar 03, 2008 at 04:49:38PM -0300, Luke Browning wrote:
> > Set gang scheduling parameters for the gang.
> > 
> > Priority, policy, and NUMA cpu mask are inherited from the thread
> > that creates the first context.
> 
> Currently this is a regression vs the functionality we have now.

> But we'll need this as running different members of a gang with
> different priorities makes little sense.  This will also require
> a documentation update to document that all contexts in one gang
> have the same scheduling priorities.
> 

I was intending to implement effective priorities and policies in a
follow on patch.  I think it can be done relatively simply.

Luke




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