Re: [PATCH v2 1/5] powerpc/powernv: Re-enable imc trace-mode in kernel

2020-02-06 Thread maddy
On 1/21/20 3:47 PM, Anju T Sudhakar wrote: commit <249fad734a25> ""powerpc/perf: Disable trace_imc pmu" disables IMC(In-Memory Collection) trace-mode in kernel, since frequent mode switching between accumulation mode and trace mode via the spr LDBAR in the hardware can trigger a checkstop(syst

[PATCH v2 1/5] powerpc/powernv: Re-enable imc trace-mode in kernel

2020-01-21 Thread Anju T Sudhakar
commit <249fad734a25> ""powerpc/perf: Disable trace_imc pmu" disables IMC(In-Memory Collection) trace-mode in kernel, since frequent mode switching between accumulation mode and trace mode via the spr LDBAR in the hardware can trigger a checkstop(system crash). Patch to re-enable imc-trace mode in