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Subject[tip:perf/core] tools lib symbol: Introduce kallsyms2elf_type
Commit-ID:  f845086a8ed49e657a750f87f85966d75c8a9645
Gitweb: http://git.kernel.org/tip/f845086a8ed49e657a750f87f85966d75c8a9645
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Wed, 30 Sep 2015 13:02:08 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
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@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-sbwcixulpc5v1xuxn3xvm0nn@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
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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