Re: [PATCH] powerpc/perf: Fix task context setting for trace imc

2022-01-19 Thread Michael Ellerman
Athira Rajeev writes: > Trace IMC (In-Memory collection counters) in powerpc is > useful for application level profiling. For trace_imc, > presently task context (task_ctx_nr) is set to > perf_hw_context. But perf_hw_context is to be used for > cpu PMU. So for trace_imc, even though it is per thre

[PATCH] powerpc/perf: Fix task context setting for trace imc

2021-11-23 Thread Athira Rajeev
Trace IMC (In-Memory collection counters) in powerpc is useful for application level profiling. For trace_imc, presently task context (task_ctx_nr) is set to perf_hw_context. But perf_hw_context is to be used for cpu PMU. So for trace_imc, even though it is per thread PMU, it is preferred to use sw