On 9/29/15, Raghavendra K T <raghavendra...@linux.vnet.ibm.com> wrote: > On 09/28/2015 10:34 PM, Nishanth Aravamudan wrote: >> On 28.09.2015 [13:44:42 +0300], Denis Kirjanov wrote: >>> On 9/27/15, Raghavendra K T <raghavendra...@linux.vnet.ibm.com> wrote: >>>> Problem description: >>>> Powerpc has sparse node numbering, i.e. on a 4 node system nodes are >>>> numbered (possibly) as 0,1,16,17. At a lower level, we map the chipid >>>> got from device tree is naturally mapped (directly) to nid. >>> >>> Interesting thing to play with, I'll try to test it on my POWER7 box, >>> but it doesn't have the OPAL layer :( > > Hi Denis, > Thanks for your interest. I have pushed the patches to > > https://github.com/ktraghavendra/linux/tree/serialnuma_v1 if it makes > patches easy to grab.
Thanks! One sad thing is that I can't test the actual node id mapping now since currently I have an access to machine with only one memory node :/ Can we fake it through qemu? > >> >> Note that it's also interesting to try it under PowerVM, with odd NUMA >> topologies and report any issues found :) >> > > Thanks Nish, I 'll also grab a powerVM and test. > > > > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
