linux-kernel - [PATCH 04/12] perf symbols: Preserve symbol scope when parsing /proc/kallsyms

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Message-Id: <1316809586-28529-5-git-send-email-acme@infradead.org>
Date:	Fri, 23 Sep 2011 17:26:18 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, Anton Blanchard <anton@...ba.org>,
	Eric B Munson <emunson@...bm.net>,
	Ingo Molnar <mingo@...e.hu>, Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 04/12] perf symbols: Preserve symbol scope when parsing /proc/kallsyms

From: Anton Blanchard <anton@...ba.org>

kallsyms__parse capitalises the symbol type, so every symbol is marked
global. Remove this and fix symbol_type__is_a to handle both local and
global symbols.

Cc: Eric B Munson <emunson@...bm.net>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/20110824065243.077125989@samba.org
Signed-off-by: Anton Blanchard <anton@...ba.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/symbol.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index f119e85..0d94ddb 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -74,11 +74,13 @@ static void dso__set_sorted_by_name(struct dso *dso, enum map_type type)
 
 bool symbol_type__is_a(char symbol_type, enum map_type map_type)
 {
+	symbol_type = toupper(symbol_type);
+
 	switch (map_type) {
 	case MAP__FUNCTION:
 		return symbol_type == 'T' || symbol_type == 'W';
 	case MAP__VARIABLE:
-		return symbol_type == 'D' || symbol_type == 'd';
+		return symbol_type == 'D';
 	default:
 		return false;
 	}
@@ -463,7 +465,7 @@ int kallsyms__parse(const char *filename, void *arg,
 		if (len + 2 >= line_len)
 			continue;
 
-		symbol_type = toupper(line[len]);
+		symbol_type = line[len];
 		len += 2;
 		symbol_name = line + len;
 		len = line_len - len;
-- 
1.6.2.5

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