linux-kernel - [PATCH 33/34] perf clang builtin: Define hook helpers by default

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Date:   Tue, 15 Nov 2016 04:06:16 +0000
From:   Wang Nan <wangnan0@...wei.com>
To:     <acme@...hat.com>, <ast@...com>
CC:     <lizefan@...wei.com>, <hekuang@...wei.com>,
        <linux-kernel@...r.kernel.org>, <pi3orama@....com>,
        Wang Nan <wangnan0@...wei.com>, Jiri Olsa <jolsa@...nel.org>
Subject: [PATCH 33/34] perf clang builtin: Define hook helpers by default

Append prototypes of helpers appears in exported_funcs to default
include file.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Alexei Starovoitov <ast@...com>
Cc: He Kuang <hekuang@...wei.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Zefan Li <lizefan@...wei.com>
Cc: pi3orama@....com
---
 tools/perf/util/c++/bpf-helper-str.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tools/perf/util/c++/bpf-helper-str.c b/tools/perf/util/c++/bpf-helper-str.c
index 17f915c..69aca3c 100644
--- a/tools/perf/util/c++/bpf-helper-str.c
+++ b/tools/perf/util/c++/bpf-helper-str.c
@@ -10,6 +10,14 @@ const char clang_builtin_bpf_helper_str[] =
 "	unsigned int max_entries;\n"
 "};\n"
 "#define SEC(NAME) __attribute__((section(NAME), used))\n"
+"extern void test__clang_callback(int);\n"
+"extern int printf(const char *, ...);\n"
+"extern int puts(const char *);\n"
+"extern int jit_helper__map_update_elem(void *, void *, void *, void *, unsigned long);\n"
+"extern int jit_helper__map_lookup_elem(void *, void *, void *, void *);\n"
+"extern int jit_helper__map_get_next_key(void *, void *, void *, void *);\n"
+"extern int jit_helper__map_pin(void *, void *, const char *);\n"
+"extern int jit_helper__map_get(const char *);\n"
 "#endif\n"
 "#endif"
 ;
-- 
2.10.1