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| author |   Yisheng Xie <xieyisheng1@huawei.com> | 2018-03-12 19:25:56 +0800 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-03-16 13:56:04 -0300 |
| commit | a3a4a3b37c9b911af4c375b2475cea0fd2b84d38 (patch) | |
| tree | 629b2fd9d848dfe6cc34c46b3d8d4b245fabbb32 /tools/perf | |
| parent | perf record: Avoid duplicate call of perf_default_config() (diff) | |
| download | wireguard-linux-a3a4a3b37c9b911af4c375b2475cea0fd2b84d38.tar.xz wireguard-linux-a3a4a3b37c9b911af4c375b2475cea0fd2b84d38.zip | |
perf top: Fix top.call-graph config option reading
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>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/builtin-top.c | 6 |
1 files 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; |