Re: [PATCH v5] x86,sched: allow topologies where NUMA nodes share an LLC

2018-04-16 Thread Borislav Petkov
On Fri, Apr 06, 2018 at 05:21:30PM -0700, Alison Schofield wrote: > From: Alison Schofield > > Intel's Skylake Server CPUs have a different LLC topology than previous > generations. When in Sub-NUMA-Clustering (SNC) mode, the package is > divided into two "slices",

Re: [PATCH v5] x86,sched: allow topologies where NUMA nodes share an LLC

2018-04-16 Thread Borislav Petkov
On Fri, Apr 06, 2018 at 05:21:30PM -0700, Alison Schofield wrote: > From: Alison Schofield > > Intel's Skylake Server CPUs have a different LLC topology than previous > generations. When in Sub-NUMA-Clustering (SNC) mode, the package is > divided into two "slices", each containing half the

[PATCH v5] x86,sched: allow topologies where NUMA nodes share an LLC

2018-04-06 Thread Alison Schofield
From: Alison Schofield Intel's Skylake Server CPUs have a different LLC topology than previous generations. When in Sub-NUMA-Clustering (SNC) mode, the package is divided into two "slices", each containing half the cores, half the LLC, and one memory controller and

[PATCH v5] x86,sched: allow topologies where NUMA nodes share an LLC

2018-04-06 Thread Alison Schofield
From: Alison Schofield Intel's Skylake Server CPUs have a different LLC topology than previous generations. When in Sub-NUMA-Clustering (SNC) mode, the package is divided into two "slices", each containing half the cores, half the LLC, and one memory controller and each slice is enumerated to