[PATCH] powerpc/numa: Restrict possible nodes based on platform

Srikar Dronamraju srikar at linux.vnet.ibm.com
Tue Jul 7 12:50:47 AEST 2020


* Tyrel Datwyler <tyreld at linux.ibm.com> [2020-07-06 13:58:42]:

> On 7/5/20 11:40 PM, Srikar Dronamraju wrote:
> > diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
> > index 9fcf2d195830..3d55cef1a2dc 100644
> > --- a/arch/powerpc/mm/numa.c
> > +++ b/arch/powerpc/mm/numa.c
> > @@ -897,7 +897,7 @@ static void __init find_possible_nodes(void)
> >  		return;
> > 
> >  	if (of_property_read_u32_index(rtas,
> > -				"ibm,max-associativity-domains",
> > +				"ibm,current-associativity-domains",
> 
> I'm not sure ibm,current-associativity-domains is guaranteed to exist on older
> firmware. You may need check that it exists and fall back to
> ibm,max-associativity-domains in the event it doesn't
> 
> -Tyrel
> 

Oh, 
thanks Tyrel thats a good observation.
Will fallback on max-associativity.

-- 
Thanks and Regards
Srikar Dronamraju


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