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perf tests attr: Add optional term

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Some of the stat events are quite rare to find on common machines (like
front end cycles).

Adding an 'optional' term to mark such events in attr tests. Event
marked as optional will not fail the test case if it's not found in
results.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Richter <tmricht@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/20170703145030.12903-15-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2017-07-03 16:50:29 +02:00 committed by Arnaldo Carvalho de Melo
parent b78e92e607
commit 1f41873c22
5 changed files with 23 additions and 3 deletions
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14
tools/perf/tests/attr.py
View File

@ -105,6 +105,11 @@ class Event(dict):
return False
return True
def optional(self):
if self.has_key('optional') and self['optional'] == '1':
return True
return False
def diff(self, other):
for t in Event.terms:
if not self.has_key(t) or not other.has_key(t):
@ -244,9 +249,12 @@ class Test(object):
log.debug(" match: [%s] matches %s" % (exp_name, str(exp_list)))
# we did not any matching event - fail
if (not exp_list):
exp_event.diff(res_event)
raise Fail(self, 'match failure');
if not exp_list:
if exp_event.optional():
log.debug(" %s does not match, but is optional" % exp_name)
else:
exp_event.diff(res_event)
raise Fail(self, 'match failure');
match[exp_name] = exp_list

2
tools/perf/tests/attr/test-stat-default
View File

@ -38,12 +38,14 @@ config=0
fd=6
type=0
config=7
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_STALLED_CYCLES_BACKEND
[event7:base-stat]
fd=7
type=0
config=8
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_INSTRUCTIONS
[event8:base-stat]

2
tools/perf/tests/attr/test-stat-detailed-1
View File

@ -39,12 +39,14 @@ config=0
fd=6
type=0
config=7
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_STALLED_CYCLES_BACKEND
[event7:base-stat]
fd=7
type=0
config=8
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_INSTRUCTIONS
[event8:base-stat]

3
tools/perf/tests/attr/test-stat-detailed-2
View File

@ -39,12 +39,14 @@ config=0
fd=6
type=0
config=7
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_STALLED_CYCLES_BACKEND
[event7:base-stat]
fd=7
type=0
config=8
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_INSTRUCTIONS
[event8:base-stat]
@ -108,6 +110,7 @@ config=65538
fd=15
type=3
config=1
optional=1
# PERF_TYPE_HW_CACHE,
# PERF_COUNT_HW_CACHE_L1I << 0 |

5
tools/perf/tests/attr/test-stat-detailed-3
View File

@ -39,12 +39,14 @@ config=0
fd=6
type=0
config=7
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_STALLED_CYCLES_BACKEND
[event7:base-stat]
fd=7
type=0
config=8
optional=1
# PERF_TYPE_HARDWARE / PERF_COUNT_HW_INSTRUCTIONS
[event8:base-stat]
@ -108,6 +110,7 @@ config=65538
fd=15
type=3
config=1
optional=1
# PERF_TYPE_HW_CACHE,
# PERF_COUNT_HW_CACHE_L1I << 0 |
@ -162,6 +165,7 @@ config=65540
fd=21
type=3
config=512
optional=1
# PERF_TYPE_HW_CACHE,
# PERF_COUNT_HW_CACHE_L1D << 0 |
@ -171,3 +175,4 @@ config=512
fd=22
type=3
config=66048
optional=1