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| author | Yabin Cui <yabinc@google.com> | 2016-08-19 15:42:39 -0700 |
|---|---|---|
| committer | Yabin Cui <yabinc@google.com> | 2016-08-24 09:52:27 -0700 |
| commit | 4cf37d1583a605785b7677c1935ce316c2097fa2 (patch) | |
| tree | 915cea183a64e268dff175079bef0db3a0b74626 /simpleperf/cmd_stat.cpp | |
| parent | ef99a90b46e1c61e58a42c69f80dcd3943c04a8b (diff) | |
| download | extras-4cf37d1583a605785b7677c1935ce316c2097fa2.tar.gz | |
simpleperf: notify user for unsupported modifiers.
If there is no need to record samples, u/k modifiers
used in event cpu-clock and task-clock are ignored
by the kernel.
Bug: http://b/29574526
Change-Id: Id45568448888965a3bfa382c4420e395a741f77a
Test: simpleperf_unit_test.
Diffstat (limited to 'simpleperf/cmd_stat.cpp')
| -rw-r--r-- | simpleperf/cmd_stat.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/simpleperf/cmd_stat.cpp b/simpleperf/cmd_stat.cpp index 41992939..76df147f 100644 --- a/simpleperf/cmd_stat.cpp +++ b/simpleperf/cmd_stat.cpp @@ -292,6 +292,7 @@ class StatCommand : public Command { system_wide_collection_(false), child_inherit_(true), duration_in_sec_(0), + event_selection_set_(true), csv_(false) { // Die if parent exits. prctl(PR_SET_PDEATHSIG, SIGHUP, 0, 0, 0); @@ -380,7 +381,7 @@ bool StatCommand::Run(const std::vector<std::string>& args) { } if (duration_in_sec_ != 0) { if (!loop.AddPeriodicEvent(SecondToTimeval(duration_in_sec_), - [&]() { return loop.ExitLoop(); })) { + [&]() { return loop.ExitLoop(); })) { return false; } } |