[PATCH] perf config: add annotate.demangle{,_kernel}

From: "Martin Liška" <mliska@suse.cz>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: [PATCH] perf config: add annotate.demangle{,_kernel}
Date: Fri, 26 Feb 2021 11:03:14 +0100	[thread overview]
Message-ID: <a4e687b9-f611-1b24-ae7c-2ecd93c42ea8@suse.cz> (raw)
In-Reply-To: <YDVcZJscuKIgShsm@kernel.org>

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On 2/23/21 8:49 PM, Arnaldo Carvalho de Melo wrote:
> Please consider making this configurable (if not already) via
> ~/.perfconfig, 'perf config', sure in a followup patch.

I'm doing that in the following patch.

Thanks,
Martin

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From 797fcd73a3ecdabdf40ae054c1d4c2530fcf8203 Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Fri, 26 Feb 2021 11:01:24 +0100
Subject: [PATCH] perf config: add annotate.demangle{,_kernel}
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Martin Liška <mliska@suse.cz>
---
 tools/perf/Documentation/perf-config.txt | 6 ++++++
 tools/perf/util/annotate.c               | 4 ++++
 2 files changed, 10 insertions(+)

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 80542012ec1b..6e9db717c3d8 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -3142,6 +3142,10 @@ 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 = perf_config_bool("demangle_kernel", value);
 	} else {
 		pr_debug("%s variable unknown, ignoring...", var);
 	}
-- 
2.30.1

