Re: [PATCH v8 5/7] spapr: move FORM1 verifications to post CAS

2021-09-20 Thread Greg Kurz
On Fri, 17 Sep 2021 18:28:00 -0300 Daniel Henrique Barboza wrote: > FORM2 NUMA affinity is prepared to deal with empty (memory/cpu less) > NUMA nodes. This is used by the DAX KMEM driver to locate a PAPR SCM > device that has a different latency than the original NUMA node from the > regular memo

[PATCH v8 5/7] spapr: move FORM1 verifications to post CAS

2021-09-17 Thread Daniel Henrique Barboza
FORM2 NUMA affinity is prepared to deal with empty (memory/cpu less) NUMA nodes. This is used by the DAX KMEM driver to locate a PAPR SCM device that has a different latency than the original NUMA node from the regular memory. FORM2 is also able to deal with asymmetric NUMA distances gracefully, s