On Thu, Sep 3, 2009 at 1:06 AM, David Rientjes<rient...@google.com> wrote: > On Wed, 2 Sep 2009, Ankita Garg wrote: > >> Currently, the behavior of fake numa is not so on x86 as well? Below is >> a sample output from a single node x86 system booted with numa=fake=8: >> >> # cat node0/cpulist >> >> # cat node1/cpulist >> >> ... >> # cat node6/cpulist >> >> # cat node7/cpulist >> 0-7 >> >> Presently, just fixing the cpu association issue with ppc, as explained >> in my previous mail. >> > > Right, I'm proposing an alternate mapping scheme (which we've used for > years) for both platforms such that a cpu is bound (and is set in > cpumask_of_node()) to each fake node with which it has physical affinity. > That is the only way for zonelist ordering in node order, task migration > from offlined cpus, correct sched domains, etc. I can propose a patchset > for x86_64 to do exactly this if there aren't any objections and I hope > you'll help do ppc.
Sounds interesting, I'd definitely be interested in seeing your proposal, but I would think of that as additional development on top of this patch Balbir Singh. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
