Re: coherency issue observed after hotplug on POWER8

2021-10-21 Thread Krzysztof Kozlowski
On 24/09/2021 19:17, Naveen N. Rao wrote: > Hi Cascardo, > Thanks for reporting this. > > > Thadeu Lima de Souza Cascardo wrote: >> Hi, there. >> >> We have been investigating an issue we have observed on POWER8 POWERNV >> systems. >> When running the kernel selftests reuseport_bpf_cpu after a C

Re: coherency issue observed after hotplug on POWER8

2021-09-24 Thread Naveen N. Rao
Hi Cascardo, Thanks for reporting this. Thadeu Lima de Souza Cascardo wrote: Hi, there. We have been investigating an issue we have observed on POWER8 POWERNV systems. When running the kernel selftests reuseport_bpf_cpu after a CPU hotplug, we see crashes, in different forms. [1] Just to re-