Messages in this thread Patch in this message | | | Date | Tue, 7 Dec 2021 18:45:55 -0800 | Subject | [PATCH 10/22] perf cpumap: Add comments to aggr_cpu_id | From | Ian Rogers <> |
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This code is already tested in topology.c.
Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/util/cpumap.h | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h index f0121dd4fdcb..edd93e1db36a 100644 --- a/tools/perf/util/cpumap.h +++ b/tools/perf/util/cpumap.h @@ -7,11 +7,20 @@ #include <internal/cpumap.h> #include <perf/cpumap.h> +/** Identify where counts are aggregated, -1 implies not to aggregate. */ struct aggr_cpu_id { + /** A value in the range 0 to number of threads. */ int thread; + /** The numa node X as read from /sys/devices/system/node/nodeX. */ int node; + /** + * The socket number as read from + * /sys/devices/system/cpu/cpuX/topology/physical_package_id. + */ int socket; + /** The die id as read from /sys/devices/system/cpu/cpuX/topology/die_id. */ int die; + /** The core id as read from /sys/devices/system/cpu/cpuX/topology/core_id. */ int core; }; -- 2.34.1.400.ga245620fadb-goog
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