Re: [PATCH] perf report: Fix build-test error for make_minimal_O target

Re: [PATCH] perf report: Fix build-test error for make_minimal_O target

[Arnaldo Carvalho de Melo]

Em Sat, Mar 25, 2017 at 04:23:41PM +0800, Jin Yao escreveu:
> make -C tools/perf build-test

Thanks, I'll fold this with the patch where the problem happened,

- Arnaldo
 
> The error is "undefined reference to dso__demangle_sym".
> 
> This patch adds the dso__dmangle_sym() in symbol-minimal.c to fix it.
> 
> Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
> ---
>  tools/perf/util/symbol-minimal.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c
> index 11cdde9..870ef0f 100644
> --- a/tools/perf/util/symbol-minimal.c
> +++ b/tools/perf/util/symbol-minimal.c
> @@ -373,3 +373,10 @@ int kcore_copy(const char *from_dir __maybe_unused,
>  void symbol__elf_init(void)
>  {
>  }
> +
> +char *dso__demangle_sym(struct dso *dso __maybe_unused,
> +			int kmodule __maybe_unused,
> +			char *elf_name __maybe_unused)
> +{
> +	return NULL;
> +}
> -- 
> 2.7.4

[PATCH] perf report: Fix build-test error for make_minimal_O target

[Jin Yao]

make -C tools/perf build-test

The error is "undefined reference to dso__demangle_sym".

This patch adds the dso__dmangle_sym() in symbol-minimal.c to fix it.

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
---
 tools/perf/util/symbol-minimal.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c
index 11cdde9..870ef0f 100644
--- a/tools/perf/util/symbol-minimal.c
+++ b/tools/perf/util/symbol-minimal.c
@@ -373,3 +373,10 @@ int kcore_copy(const char *from_dir __maybe_unused,
 void symbol__elf_init(void)
 {
 }
+
+char *dso__demangle_sym(struct dso *dso __maybe_unused,
+			int kmodule __maybe_unused,
+			char *elf_name __maybe_unused)
+{
+	return NULL;
+}
-- 
2.7.4