On Fri, Apr 06, 2018 at 10:21:36AM +0200, Greg Kurz wrote: > On Thu, 5 Apr 2018 10:35:21 -0400 > Serhii Popovych <spopo...@redhat.com> wrote: > > > Now PowerPC Linux kernel supports hot-add to NUMA nodes not populated > > initially with memory we can enable such support in qemu. This requires > > two changes: > > > > o Add device tree property "ibm,max-associativity-domains" to let > > guest kernel chance to find max possible NUMA node > > > > o Revert commit b556854bd852 ("spapr: Don't allow memory hotplug to > > memory less nodes") to remove check for hot-add to memory-less node. > > > > But the series do the changes in the opposite order...
Right, the patches should go in the reverse order to avoid breaking bisections. > IIUC correctly a recent kernel will mis-behave as before linux commit > a346137e9142 if the property is not present... ie, patch 2 should come > first. > > > See description messges for individual changes for more details. > > > > Serhii Popovych (2): > > Revert "spapr: Don't allow memory hotplug to memory less nodes" > > spapr: Add ibm,max-associativity-domains property > > > > hw/ppc/spapr.c | 33 +++++++++++---------------------- > > 1 file changed, 11 insertions(+), 22 deletions(-) > > > -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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