Re: [PATCH v3 1/3] numa: Validate cluster and NUMA node boundary if required

2023-03-17 Thread Gavin Shan
On 2/25/23 2:35 PM, Gavin Shan wrote: For some architectures like ARM64, multiple CPUs in one cluster can be associated with different NUMA nodes, which is irregular configuration because we shouldn't have this in baremetal environment. The irregular configuration causes Linux guest to

Re: [PATCH v3 1/3] numa: Validate cluster and NUMA node boundary if required

2023-03-14 Thread Gavin Shan
On 3/13/23 7:40 PM, Philippe Mathieu-Daudé wrote: On 25/2/23 07:35, Gavin Shan wrote: For some architectures like ARM64, multiple CPUs in one cluster can be associated with different NUMA nodes, which is irregular configuration because we shouldn't have this in baremetal environment. The

Re: [PATCH v3 1/3] numa: Validate cluster and NUMA node boundary if required

2023-03-13 Thread Philippe Mathieu-Daudé
On 25/2/23 07:35, Gavin Shan wrote: For some architectures like ARM64, multiple CPUs in one cluster can be associated with different NUMA nodes, which is irregular configuration because we shouldn't have this in baremetal environment. The irregular configuration causes Linux guest to misbehave,

[PATCH v3 1/3] numa: Validate cluster and NUMA node boundary if required

2023-02-24 Thread Gavin Shan
For some architectures like ARM64, multiple CPUs in one cluster can be associated with different NUMA nodes, which is irregular configuration because we shouldn't have this in baremetal environment. The irregular configuration causes Linux guest to misbehave, as the following warning messages