[PATCH v5 3/5] perf test: Add pmu-event test for "Compat" and new event_field.
From: Jing Zhang <renyu.zj@linux.alibaba.com>
Date: 2023-07-28 06:17:53
Also in:
linux-doc, linux-perf-users, lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
Add new event test for uncore system event which is used to verify the functionality of "Compat" matching multiple identifiers and the new event fields "EventIdCode" and "Type". Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com> --- .../pmu-events/arch/test/test_soc/sys/uncore.json | 8 ++++ tools/perf/tests/pmu-events.c | 55 ++++++++++++++++++++++ 2 files changed, 63 insertions(+)
diff --git a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
index c7e7528..879a0ae 100644
--- a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
+++ b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json@@ -12,5 +12,13 @@ "EventName": "sys_ccn_pmu.read_cycles", "Unit": "sys_ccn_pmu", "Compat": "0x01" + }, + { + "BriefDescription": "Counts total cache misses in first lookup result (high priority).", + "Type": "0x05", + "EventIdCode": "0x01", + "EventName": "sys_cmn_pmu.hnf_cache_miss", + "Unit": "arm_cmn", + "Compat": "434*;436*;43c*;43a01" } ]
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index 1dff863b..e227dcd 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c@@ -255,9 +255,24 @@ struct perf_pmu_test_pmu { .matching_pmu = "uncore_sys_ccn_pmu", }; +static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = { + .event = { + .name = "sys_cmn_pmu.hnf_cache_miss", + .event = "type=0x05,eventid=0x01", + .desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_arm_cmn ", + .topic = "uncore", + .pmu = "uncore_arm_cmn", + .compat = "434*;436*;43c*;43a01", + }, + .alias_str = "type=0x5,eventid=0x1", + .alias_long_desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_arm_cmn ", + .matching_pmu = "uncore_arm_cmn_0", +}; + static const struct perf_pmu_test_event *sys_events[] = { &sys_ddr_pmu_write_cycles, &sys_ccn_pmu_read_cycles, + &sys_cmn_pmu_hnf_cache_miss, NULL };
@@ -699,6 +714,46 @@ static int __test_uncore_pmu_event_aliases(struct perf_pmu_test_pmu *test_pmu) &sys_ccn_pmu_read_cycles, }, }, + { + .pmu = { + .name = (char *)"uncore_arm_cmn_0", + .is_uncore = 1, + .id = (char *)"43401", + }, + .aliases = { + &sys_cmn_pmu_hnf_cache_miss, + }, + }, + { + .pmu = { + .name = (char *)"uncore_arm_cmn_0", + .is_uncore = 1, + .id = (char *)"43602", + }, + .aliases = { + &sys_cmn_pmu_hnf_cache_miss, + }, + }, + { + .pmu = { + .name = (char *)"uncore_arm_cmn_1", + .is_uncore = 1, + .id = (char *)"43c03", + }, + .aliases = { + &sys_cmn_pmu_hnf_cache_miss, + }, + }, + { + .pmu = { + .name = (char *)"uncore_arm_cmn_1", + .is_uncore = 1, + .id = (char *)"43a01", + }, + .aliases = { + &sys_cmn_pmu_hnf_cache_miss, + }, + } }; /* Test that aliases generated are as expected */
--
1.8.3.1
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