Re: [PATCH v2 2/4] numa: Validate socket and NUMA node boundary if required

2023-02-23 Thread Gavin Shan
On 2/23/23 8:05 PM, Philippe Mathieu-Daudé wrote: On 23/2/23 09:13, Gavin Shan wrote: For some architectures like ARM64, multiple CPUs in one socket can't be associated with different NUMA nodes. Otherwise, the guest kernel is confused about the CPU topology. For example, the following warning m

Re: [PATCH v2 2/4] numa: Validate socket and NUMA node boundary if required

2023-02-23 Thread Philippe Mathieu-Daudé
On 23/2/23 09:13, Gavin Shan wrote: For some architectures like ARM64, multiple CPUs in one socket can't be associated with different NUMA nodes. Otherwise, the guest kernel is confused about the CPU topology. For example, the following warning message is observed from linux guest with the below

[PATCH v2 2/4] numa: Validate socket and NUMA node boundary if required

2023-02-23 Thread Gavin Shan
For some architectures like ARM64, multiple CPUs in one socket can't be associated with different NUMA nodes. Otherwise, the guest kernel is confused about the CPU topology. For example, the following warning message is observed from linux guest with the below command lines. -smp 6,maxcpus=6,soc