UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

perf parse: Add missing newline to pr_debug message in evsel__compute_group_pmu_name() 

The newline is missing for pr_debug message in
evsel__compute_group_pmu_name(), fix it.

Before:

  # perf --debug verbose=2 record -e cpu-clock true
  <SNIP>
  No PMU found for 'cycles:u'No PMU found for 'instructions:u'------------------------------------------------------------
  perf_event_attr:
    type                             1
    size                             136
    { sample_period, sample_freq }   4000
    sample_type                      IP|TID|TIME|PERIOD
    read_format                      ID|LOST
    disabled                         1
    inherit                          1
    mmap                             1
    comm                             1
    freq                             1
    enable_on_exec                   1
    task                             1
    sample_id_all                    1
    exclude_guest                    1
    mmap2                            1
    comm_exec                        1
    ksymbol                          1
    bpf_event                        1
  ------------------------------------------------------------
  <SNIP>

After:

  # perf --debug verbose=2 record -e cpu-clock true
  <SNIP>
  No PMU found for 'cycles:u'
  No PMU found for 'instructions:u'
  ------------------------------------------------------------
  perf_event_attr:
    type                             1
    size                             136
    { sample_period, sample_freq }   4000
    sample_type                      IP|TID|TIME|PERIOD
    read_format                      ID|LOST
    disabled                         1
    inherit                          1
    mmap                             1
    comm                             1
    freq                             1
    enable_on_exec                   1
    task                             1
    sample_id_all                    1
    exclude_guest                    1
    mmap2                            1
    comm_exec                        1
    ksymbol                          1
    bpf_event                        1
  ------------------------------------------------------------
  <SNIP>

Signed-off-by: Yang Jihong <yangjihong1@huawei.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: mark.rutland@arm.com
Cc: irogers@google.com
Cc: peterz@infradead.org
Cc: adrian.hunter@intel.com
Cc: acme@kernel.org
Cc: jolsa@kernel.org
Cc: alexander.shishkin@linux.intel.com
Cc: kan.liang@linux.intel.com
Cc: mingo@redhat.com
Cc: linux-kernel@vger.kernel.org
Cc: linux-perf-users@vger.kernel.org
Link: https://lore.kernel.org/r/20230616024515.80814-1-yangjihong1@huawei.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Yang Jihong 2023-06-16 02:45:15 +00:00 committed by Namhyung Kim
parent db1f5f1038
commit bc06026d14
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
tools/perf/util/parse-events.c
View File

@ -2036,7 +2036,7 @@ static int evsel__compute_group_pmu_name(struct evsel *evsel,
pmu = perf_pmus__scan_core(NULL);
}
if (!pmu) {
pr_debug("No PMU found for '%s'", evsel__name(evsel));
pr_debug("No PMU found for '%s'\n", evsel__name(evsel));
return -EINVAL;
}
group_pmu_name = pmu->name;