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-rwxr-xr-xtools/perf/pmu-events/jevents.py23
-rw-r--r--tools/perf/tests/pmu-events.c22
2 files changed, 31 insertions, 14 deletions
diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index 53ab050c8fa4..2c7e5d61ce92 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -203,7 +203,7 @@ class JsonEvent:
def llx(x: int) -> str:
"""Convert an int to a string similar to a printf modifier of %#llx."""
- return '0' if x == 0 else hex(x)
+ return str(x) if x >= 0 and x < 10 else hex(x)
def fixdesc(s: str) -> str:
"""Fix formatting issue for the desc string."""
@@ -294,6 +294,23 @@ class JsonEvent:
}
return table[unit] if unit in table else f'uncore_{unit.lower()}'
+ def is_zero(val: str) -> bool:
+ try:
+ if val.startswith('0x'):
+ return int(val, 16) == 0
+ else:
+ return int(val) == 0
+ except e:
+ return False
+
+ def canonicalize_value(val: str) -> str:
+ try:
+ if val.startswith('0x'):
+ return llx(int(val, 16))
+ return str(int(val))
+ except e:
+ return val
+
eventcode = 0
if 'EventCode' in jd:
eventcode = int(jd['EventCode'].split(',', 1)[0], 0)
@@ -358,8 +375,8 @@ class JsonEvent:
('RdWrMask', 'rdwrmask='),
]
for key, value in event_fields:
- if key in jd and jd[key] != '0':
- event += ',' + value + jd[key]
+ if key in jd and not is_zero(jd[key]):
+ event += f',{value}{canonicalize_value(jd[key])}'
if filter:
event += f',{filter}'
if msr:
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index a56d32905743..47a7c3277540 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -70,7 +70,7 @@ static const struct perf_pmu_test_event segment_reg_loads_any = {
.event = {
.pmu = "default_core",
.name = "segment_reg_loads.any",
- .event = "event=0x6,period=200000,umask=0x80",
+ .event = "event=6,period=200000,umask=0x80",
.desc = "Number of segment register loads",
.topic = "other",
},
@@ -82,7 +82,7 @@ static const struct perf_pmu_test_event dispatch_blocked_any = {
.event = {
.pmu = "default_core",
.name = "dispatch_blocked.any",
- .event = "event=0x9,period=200000,umask=0x20",
+ .event = "event=9,period=200000,umask=0x20",
.desc = "Memory cluster signals to block micro-op dispatch for any reason",
.topic = "other",
},
@@ -94,11 +94,11 @@ static const struct perf_pmu_test_event eist_trans = {
.event = {
.pmu = "default_core",
.name = "eist_trans",
- .event = "event=0x3a,period=200000,umask=0x0",
+ .event = "event=0x3a,period=200000",
.desc = "Number of Enhanced Intel SpeedStep(R) Technology (EIST) transitions",
.topic = "other",
},
- .alias_str = "event=0x3a,period=0x30d40,umask=0",
+ .alias_str = "event=0x3a,period=0x30d40",
.alias_long_desc = "Number of Enhanced Intel SpeedStep(R) Technology (EIST) transitions",
};
@@ -128,7 +128,7 @@ static const struct perf_pmu_test_event *core_events[] = {
static const struct perf_pmu_test_event uncore_hisi_ddrc_flux_wcmd = {
.event = {
.name = "uncore_hisi_ddrc.flux_wcmd",
- .event = "event=0x2",
+ .event = "event=2",
.desc = "DDRC write commands",
.topic = "uncore",
.long_desc = "DDRC write commands",
@@ -156,13 +156,13 @@ static const struct perf_pmu_test_event unc_cbo_xsnp_response_miss_eviction = {
static const struct perf_pmu_test_event uncore_hyphen = {
.event = {
.name = "event-hyphen",
- .event = "event=0xe0,umask=0x00",
+ .event = "event=0xe0",
.desc = "UNC_CBO_HYPHEN",
.topic = "uncore",
.long_desc = "UNC_CBO_HYPHEN",
.pmu = "uncore_cbox",
},
- .alias_str = "event=0xe0,umask=0",
+ .alias_str = "event=0xe0",
.alias_long_desc = "UNC_CBO_HYPHEN",
.matching_pmu = "uncore_cbox_0",
};
@@ -170,13 +170,13 @@ static const struct perf_pmu_test_event uncore_hyphen = {
static const struct perf_pmu_test_event uncore_two_hyph = {
.event = {
.name = "event-two-hyph",
- .event = "event=0xc0,umask=0x00",
+ .event = "event=0xc0",
.desc = "UNC_CBO_TWO_HYPH",
.topic = "uncore",
.long_desc = "UNC_CBO_TWO_HYPH",
.pmu = "uncore_cbox",
},
- .alias_str = "event=0xc0,umask=0",
+ .alias_str = "event=0xc0",
.alias_long_desc = "UNC_CBO_TWO_HYPH",
.matching_pmu = "uncore_cbox_0",
};
@@ -184,7 +184,7 @@ static const struct perf_pmu_test_event uncore_two_hyph = {
static const struct perf_pmu_test_event uncore_hisi_l3c_rd_hit_cpipe = {
.event = {
.name = "uncore_hisi_l3c.rd_hit_cpipe",
- .event = "event=0x7",
+ .event = "event=7",
.desc = "Total read hits",
.topic = "uncore",
.long_desc = "Total read hits",
@@ -265,7 +265,7 @@ static const struct perf_pmu_test_event sys_ccn_pmu_read_cycles = {
static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = {
.event = {
.name = "sys_cmn_pmu.hnf_cache_miss",
- .event = "eventid=0x1,type=0x5",
+ .event = "eventid=1,type=5",
.desc = "Counts total cache misses in first lookup result (high priority)",
.topic = "uncore",
.pmu = "uncore_sys_cmn_pmu",