[PATCH v1 2/6] perf auxtrace arm: Set the 'auxtrace' flag for AUX events

Leo Yan leo.yan at arm.com
Mon Jul 22 07:36:00 PDT 2024


On 7/22/24 11:49, Adrian Hunter wrote:
> On 21/07/24 23:21, Leo Yan wrote:
>> Originally, the 'auxtrace' flag in the PMU event is used for AUX area
>> sampling. It indicates a PMU event is for AUX tracing.
>>
>> Set this flag for AUX trace events on Arm.
>>
>> Signed-off-by: Leo Yan <leo.yan at arm.com>
> 
> Note same as:
> 
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Flore.kernel.org%2Fall%2F20240715160712.127117-6-adrian.hunter%40intel.com%2F&data=05%7C02%7Cleo.yan%40arm.com%7C909e738ccfd84b1ad1dc08dcaa3bf922%7Cf34e597957d94aaaad4db122a662184d%7C0%7C0%7C638572421778104310%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=rJq9SLjbFOrZRkWIGLj8Xj682h%2BW%2FD8O0IL3ac0UcO4%3D&reserved=0
> 
> Either should be fine:
> 
> Acked-by: Adrian Hunter <adrian.hunter at intel.com>

Thank you for the patch, I will drop my one.

Leo
>> ---
>>   tools/perf/arch/arm/util/pmu.c | 3 +++
>>   1 file changed, 3 insertions(+)
>>
>> diff --git a/tools/perf/arch/arm/util/pmu.c b/tools/perf/arch/arm/util/pmu.c
>> index 1c9541d01722..b7fa1245e242 100644
>> --- a/tools/perf/arch/arm/util/pmu.c
>> +++ b/tools/perf/arch/arm/util/pmu.c
>> @@ -25,6 +25,7 @@ void perf_pmu__arch_init(struct perf_pmu *pmu)
>>                /* add ETM default config here */
>>                pmu->selectable = true;
>>                pmu->perf_event_attr_init_default = cs_etm_get_default_config;
>> +             pmu->auxtrace = true;
>>   #if defined(__aarch64__)
>>        } else if (strstarts(pmu->name, ARM_SPE_PMU_NAME)) {
>>                pmu->selectable = true;
>> @@ -32,8 +33,10 @@ void perf_pmu__arch_init(struct perf_pmu *pmu)
>>                pmu->perf_event_attr_init_default = arm_spe_pmu_default_config;
>>                if (strstarts(pmu->name, "arm_spe_"))
>>                        pmu->mem_events = perf_mem_events_arm;
>> +             pmu->auxtrace = true;
>>        } else if (strstarts(pmu->name, HISI_PTT_PMU_NAME)) {
>>                pmu->selectable = true;
>> +             pmu->auxtrace = true;
>>   #endif
>>        }
>>   #endif
> 



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