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SubjectRe: [PATCH] perf jevents: Silence warning for ArchStd files
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On 07/05/2021 16:46, Ian Rogers wrote:
> On Fri, May 7, 2021 at 2:00 AM John Garry<john.garry@huawei.com> wrote:
>> On 06/05/2021 23:56, Ian Rogers wrote:
>>> json files in the level 1 directory are used for ArchStd events (see
>>> preprocess_arch_std_files), as such they shouldn't be warned about.
>>>
>>> Signed-off-by: Ian Rogers<irogers@google.com>
>>> ---
>>> tools/perf/pmu-events/jevents.c | 6 ++++--
>>> 1 file changed, 4 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
>>> index ed4f0bd72e5a..7422b0ea8790 100644
>>> --- a/tools/perf/pmu-events/jevents.c
>>> +++ b/tools/perf/pmu-events/jevents.c
>>> @@ -1123,8 +1123,10 @@ static int process_one_file(const char *fpath, const struct stat *sb,
>>> mapfile = strdup(fpath);
>>> return 0;
>>> }
>>> -
>>> - pr_info("%s: Ignoring file %s\n", prog, fpath);
>>> + if (is_json_file(bname))
>>> + pr_debug("%s: ArchStd json is preprocessed %s\n", prog, fpath)
>> We could get more elaborate and add the same first debug print in
>> process_one_file() to preprocess_arch_std_file() to give the allusion
>> that they are preprocessed, and change the logic not print that for arch
>> std files (in process_one_file()). But not sure it's worth it.
>>
>> Or else we could also just omit any print here for archstd files here.
> I thought about just dropping the print in the json case but then a
> comment would be nice, the pr_debug is a comment and is somewhat
> intention revealing. If you think it is overkill then it is ok to
> change.

I don't think it's a big deal either way.

Reviewed-by: John Garry <john.garry@huawei.com>

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