Messages in this thread Patch in this message | | | From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 27/31] perf top: Fix top.call-graph config option reading | Date | Tue, 13 Mar 2018 09:05:04 -0300 |
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From: Yisheng Xie <xieyisheng1@huawei.com>
When trying to add the "call-graph" variable for top into the .perfconfig file, like:
[top] call-graph = fp
I that perf_top_config() do not parse this variable.
Fix it by calling perf_default_config() when the top.call-graph variable is set.
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Wang Nan <wangnan0@huawei.com> Fixes: b8cbb349061e ("perf config: Bring perf_default_config to the very beginning at main()") Link: http://lkml.kernel.org/r/1520853957-36106-1-git-send-email-xieyisheng1@huawei.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/builtin-top.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 0a26b56afcc5..113c298ed38b 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1223,8 +1223,10 @@ parse_callchain_opt(const struct option *opt, const char *arg, int unset) static int perf_top_config(const char *var, const char *value, void *cb __maybe_unused) { - if (!strcmp(var, "top.call-graph")) - var = "call-graph.record-mode"; /* fall-through */ + if (!strcmp(var, "top.call-graph")) { + var = "call-graph.record-mode"; + return perf_default_config(var, value, cb); + } if (!strcmp(var, "top.children")) { symbol_conf.cumulate_callchain = perf_config_bool(var, value); return 0; -- 2.14.3
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