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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-05-17 22:31:32 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-05-17 22:31:32 +0300 |
| commit | 029c75e5cf166f9c04744d81c798f54a44a8417c (patch) | |
| tree | 7274bd2df51402c0c310bd56146611cb9635bc4d /tools/perf/util/evsel.c | |
| parent | 9ac94e31ca8c6311ec9eb68aea513e39ad809013 (diff) | |
| download | linux-029c75e5cf166f9c04744d81c798f54a44a8417c.tar.xz | |
perf tools: No need to unconditionally read the max_stack sysctls
Let tools that need to have those variables with the sysctl current
values use a function that will read them.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-1ljj3oeo5kpt2n1icfd9vowe@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 4cd2cf93f726..150db5ed7400 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -2862,7 +2862,7 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target, return scnprintf(msg, size, "Not enough memory to setup event with callchain.\n" "Hint: Try tweaking /proc/sys/kernel/perf_event_max_stack\n" - "Hint: Current value: %d", sysctl_perf_event_max_stack); + "Hint: Current value: %d", sysctl__max_stack()); break; case ENODEV: if (target->cpu_list) |