Messages in this thread | | | Date | Tue, 8 Nov 2022 23:31:34 +0000 | Subject | Re: [PATCH v5 10/14] perf: cs-etm: Update record event to use new Trace ID protocol | From | Suzuki K Poulose <> |
| |
On 01/11/2022 16:30, Mike Leach wrote: > Trace IDs are now dynamically allocated. > > Previously used the static association algorithm that is no longer > used. The 'cpu * 2 + seed' was outdated and broken for systems with high > core counts (>46). as it did not scale and was broken for larger > core counts. > > Trace ID will now be sent in PERF_RECORD_AUX_OUTPUT_HW_ID record. > > Legacy ID algorithm renamed and retained for limited backward > compatibility use. > > Signed-off-by: Mike Leach <mike.leach@linaro.org> > Reviewed-by: James Clark <james.clark@arm.com>
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
| |