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author | Namhyung Kim | 2015-10-19 17:23:49 +0200 |
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committer | Arnaldo Carvalho de Melo | 2015-10-19 19:58:10 +0200 |
commit | 2690c730935873065175de33f59cce5bb221b9dc (patch) | |
tree | 0d731599e986a75288588307d42737957788287d /tools/perf/trace/strace/groups | |
parent | perf test: Silence tracepoint event failures (diff) | |
download | kernel-qcow2-linux-2690c730935873065175de33f59cce5bb221b9dc.tar.gz kernel-qcow2-linux-2690c730935873065175de33f59cce5bb221b9dc.tar.xz kernel-qcow2-linux-2690c730935873065175de33f59cce5bb221b9dc.zip |
perf test: Suppress libtraceevent warnings
Currently libtraceevent emits warning on unsupported event formats.
However it'd be better to see them only -v option is given. To do that,
it needs to override the warning() function which is used in the
libtracevent. Thus add set_warning_routine() same as set_die_routine()
and check the verbose flag in our warning routine.
Before:
# perf test 5
5: parse events tests :
Warning: [kvmmmu:kvm_mmu_get_page] bad op token {
Warning: [kvmmmu:kvm_mmu_sync_page] bad op token {
Warning: [kvmmmu:kvm_mmu_unsync_page] bad op token {
Warning: [kvmmmu:kvm_mmu_prepare_zap_page] bad op token {
Warning: [kvmmmu:fast_page_fault] function is_writable_pte not defined
...
Ok
After:
# perf test 5
5: parse events tests : Ok
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1445268229-1601-2-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/trace/strace/groups')
0 files changed, 0 insertions, 0 deletions