Commit 1f41873c authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
Browse files

perf tests attr: Add optional term 



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: default avatarJiri 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent b78e92e6

tools/perf/tests/attr.py

+11 −3
Original line number Diff line number Diff line
@@ -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):
@@ -244,7 +249,10 @@ 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):

            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');

tools/perf/tests/attr/test-stat-default

+2 −0
Original line number Diff line number Diff line
@@ -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]

tools/perf/tests/attr/test-stat-detailed-1

+2 −0
Original line number Diff line number Diff line
@@ -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]

tools/perf/tests/attr/test-stat-detailed-2

+3 −0
Original line number Diff line number Diff line
@@ -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  |

tools/perf/tests/attr/test-stat-detailed-3

+5 −0
Original line number Diff line number Diff line
@@ -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

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