[tip:perf/core] tools lib symbol: Introduce kallsyms2elf_type

[tip-bot for Arnaldo Carvalho de Melo]

Commit-ID:  f845086a8ed49e657a750f87f85966d75c8a9645
Gitweb:     http://git.kernel.org/tip/f845086a8ed49e657a750f87f85966d75c8a9645
Author:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Wed, 30 Sep 2015 13:02:08 -0300
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 30 Sep 2015 18:34:31 -0300

tools lib symbol: Introduce kallsyms2elf_type

Map 't', 'T' (text, local, global), 'w' and 'W' (weak text, local,
global) as STT_FUNC, and the rest as STT_OBJECT

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-sbwcixulpc5v1xuxn3xvm0nn@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/lib/symbol/kallsyms.c | 6 ++++++
 tools/lib/symbol/kallsyms.h | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/tools/lib/symbol/kallsyms.c b/tools/lib/symbol/kallsyms.c
index 18bc271..5e43107 100644
--- a/tools/lib/symbol/kallsyms.c
+++ b/tools/lib/symbol/kallsyms.c
@@ -2,6 +2,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+u8 kallsyms2elf_type(char type)
+{
+	type = tolower(type);
+	return (type == 't' || type == 'w') ? STT_FUNC : STT_OBJECT;
+}
+
 int kallsyms__parse(const char *filename, void *arg,
 		    int (*process_symbol)(void *arg, const char *name,
 					  char type, u64 start))
diff --git a/tools/lib/symbol/kallsyms.h b/tools/lib/symbol/kallsyms.h
index bb86c5b7..4071316 100644
--- a/tools/lib/symbol/kallsyms.h
+++ b/tools/lib/symbol/kallsyms.h
@@ -17,6 +17,8 @@ static inline u8 kallsyms2elf_binding(char type)
 	return isupper(type) ? STB_GLOBAL : STB_LOCAL;
 }
 
+u8 kallsyms2elf_type(char type);
+
 int kallsyms__parse(const char *filename, void *arg,
 		    int (*process_symbol)(void *arg, const char *name,
 					  char type, u64 start));
--
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