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authorMartin Liska <mliska@suse.cz>2021-02-26 11:01:24 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-03-06 16:42:31 -0300
commit44e176501c557460de954572435baa4ae34d2a35 (patch)
tree1bc0d7bf1bedbe4a0db9e30f9359d7c1baab0045
parentperf bpf: Minor whitespace cleanup. (diff)
downloadlinux-dev-44e176501c557460de954572435baa4ae34d2a35.tar.xz
linux-dev-44e176501c557460de954572435baa4ae34d2a35.zip
perf config: Add annotate.demangle{,_kernel}
Committer notes: This allows setting this in from the command line: $ perf config annotate.demangle $ perf config annotate.demangle=yes $ perf config annotate.demangle annotate.demangle=yes $ cat ~/.perfconfig # this file is auto-generated. [report] sort-order = srcline [annotate] demangle = yes $ $ $ perf config annotate.demangle_kernel $ perf config annotate.demangle_kernel=yes $ perf config annotate.demangle_kernel annotate.demangle_kernel=yes $ cat ~/.perfconfig # this file is auto-generated. [report] sort-order = srcline [annotate] demangle = yes demangle_kernel = yes $ Signed-off-by: Martin Liška <mliska@suse.cz> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Link: https://lore.kernel.org/r/c96aabe7-791f-9503-295f-3147a9d19b60@suse.cz Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/Documentation/perf-config.txt6
-rw-r--r--tools/perf/util/annotate.c4
2 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 153bde14bbe0..154a1ced72b2 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -393,6 +393,12 @@ annotate.*::
This option works with tui, stdio2 browsers.
+ annotate.demangle::
+ Demangle symbol names to human readable form. Default is 'true'.
+
+ annotate.demangle_kernel::
+ Demangle kernel symbol names to human readable form. Default is 'true'.
+
hist.*::
hist.percentage::
This option control the way to calculate overhead of filtered entries -
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index e60841b86d27..f54224586a3d 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -3144,6 +3144,10 @@ static int annotation__config(const char *var, const char *value, void *data)
opt->use_offset = perf_config_bool("use_offset", value);
} else if (!strcmp(var, "annotate.disassembler_style")) {
opt->disassembler_style = value;
+ } else if (!strcmp(var, "annotate.demangle")) {
+ symbol_conf.demangle = perf_config_bool("demangle", value);
+ } else if (!strcmp(var, "annotate.demangle_kernel")) {
+ symbol_conf.demangle_kernel = perf_config_bool("demangle_kernel", value);
} else {
pr_debug("%s variable unknown, ignoring...", var);
}