From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 34E4D143872; Thu, 13 Jun 2024 11:40:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718278844; cv=none; b=lDwGrTL0c0YcrTUuV/HuSBCr1PouWpGgRnbmDol4DzBBOzyV47x/nuVGuzsRg3kVoZC/5QkiX50rRgqTpNg/tZ3D/l+YyZIjZE0sf5lLyYZRiPdcal1qeAwgCc96hRmAQDf/zQDqVvncqPpdW0P3Y+6ByAU5pJFdB2d5uHCcr8I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718278844; c=relaxed/simple; bh=zsYIpWyEE+Rr63ZTKd/x0kU2LTiBw26M9kH2NT7JCXg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Q/3ZIjONKs71weyCgTgaNSEitt4+GZXx66qskDg6SJu+34LqEqBHk4r+JYBk1Wp/NFGLGwgp2Mi41einOirXIdLetavCYTgBq/LsmcxzCNc7QP6yIi2i1QIRBOLf/bqObuGFI3YbdJpfkqxXfKdyHleT/7qTmqL5dziawXjqeQQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=cT+Iad0O; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="cT+Iad0O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B15FBC2BBFC; Thu, 13 Jun 2024 11:40:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1718278844; bh=zsYIpWyEE+Rr63ZTKd/x0kU2LTiBw26M9kH2NT7JCXg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cT+Iad0OooNK7oxpsy9Msg4P4AVje6Q7/Mtnhy9tFbFj/srpy4tpNkM2/v/SW8H4t lcnH+3Rqb/spw5HBuqutniw8omjFJa1xUZTLQ5zHjRBjyBxTYdbS2XRTSeHYHPv8gx CyTm7qlBn/LQEf8b5lDCKkL+K+X7nMsPtQcFNxHw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, =?UTF-8?q?Martin=20Li=C5=A1ka?= , Arnaldo Carvalho de Melo , Sasha Levin Subject: [PATCH 4.19 089/213] perf annotate: Add --demangle and --demangle-kernel Date: Thu, 13 Jun 2024 13:32:17 +0200 Message-ID: <20240613113231.443361711@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240613113227.969123070@linuxfoundation.org> References: <20240613113227.969123070@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Martin Liška [ Upstream commit 3406ac5347dbf64ab9f7b137ed25a18493f5ea2d ] 'perf annotate' supports --symbol but it's impossible to filter a C++ symbol. With --no-demangle one can filter easily by mangled function name. Signed-off-by: Martin Liška Link: http://lore.kernel.org/lkml/c3c7e959-9f7f-18e2-e795-f604275cbac3@suse.cz Signed-off-by: Arnaldo Carvalho de Melo Stable-dep-of: 374af9f1f06b ("perf annotate: Get rid of duplicate --group option item") Signed-off-by: Sasha Levin --- tools/perf/Documentation/perf-annotate.txt | 7 +++++++ tools/perf/builtin-annotate.c | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/tools/perf/Documentation/perf-annotate.txt b/tools/perf/Documentation/perf-annotate.txt index e8c972f89357d..066ecfffbf4ed 100644 --- a/tools/perf/Documentation/perf-annotate.txt +++ b/tools/perf/Documentation/perf-annotate.txt @@ -118,6 +118,13 @@ OPTIONS --group:: Show event group information together +--demangle:: + Demangle symbol names to human readable form. It's enabled by default, + disable with --no-demangle. + +--demangle-kernel:: + Demangle kernel symbol names to human readable form (for C++ kernels). + --percent-type:: Set annotation percent type from following choices: global-period, local-period, global-hits, local-hits diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c index 830481b8db26a..d12430fe9c783 100644 --- a/tools/perf/builtin-annotate.c +++ b/tools/perf/builtin-annotate.c @@ -533,6 +533,10 @@ int cmd_annotate(int argc, const char **argv) "Specify disassembler style (e.g. -M intel for intel syntax)"), OPT_STRING(0, "objdump", &annotate.opts.objdump_path, "path", "objdump binary to use for disassembly and annotations"), + OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, + "Enable symbol demangling"), + OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, + "Enable kernel symbol demangling"), OPT_BOOLEAN(0, "group", &symbol_conf.event_group, "Show event group information together"), OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, -- 2.43.0