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#!/usr/bin/env python
import subprocess as sp
from runtest import TestBase
class TestCase(TestBase):
def __init__(self):
TestBase.__init__(self, 'sort', serial=True, result="""
Total time Self time Calls Function
========== ========== ========== ====================================
1.152 ms 71.683 us 1 main
1.080 ms 1.813 us 1 bar
1.078 ms 2.892 us 1 usleep
1.075 ms 1.075 ms 1 linux:schedule
70.176 us 70.176 us 1 __monstartup # ignore this
37.525 us 1.137 us 2 foo
36.388 us 36.388 us 6 loop
1.200 us 1.200 us 1 __cxa_atexit # and this too
""", sort='report')
def prerun(self, timeout):
if not TestBase.check_dependency(self, 'perf_context_switch'):
return TestBase.TEST_SKIP
if not TestBase.check_perf_paranoid(self):
return TestBase.TEST_SKIP
self.subcmd = 'record'
self.option = '-E linux:schedule'
record_cmd = TestBase.runcmd(self)
self.pr_debug('prerun command: ' + record_cmd)
sp.call(record_cmd.split())
return TestBase.TEST_SUCCESS
def setup(self):
self.subcmd = 'report'
self.option = '-E linux:schedule --no-sched-preempt'
def runcmd(self):
cmd = TestBase.runcmd(self)
return cmd.replace('--no-event', '')
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