(2014/01/14 3:14), Arnaldo Carvalho de Melo wrote:
> Em Mon, Jan 13, 2014 at 03:04:00PM -0300, Arnaldo Carvalho de Melo escreveu:
>> On a Ubuntu system just installed (13.10, x86_64), I'm installing the
>> devel libs one by one to check if there are problems with the automatic
>> disabling of features that requires libraries not installed.
>
>> Stumbled at this:
>
>> util/probe-event.c: At top level:
>> util/probe-event.c:193:12: error: ‘get_text_start_address’ defined but
>> not used [-Werror=unused-function]
>
>> Investigating...
>
> This patch below fixes it, applying.
Thank you for fixing it! It looks good for me.
Acked-by: Masami Hiramatsu <masami.hiramatsu...@hitachi.com>
>
> Jiri, this is something else for the give-me-more-ponies list for
> tests/make: build it on freshly provisioned systems with multiple mixes
> of devel packages installed ;-)
I think we can change makefile to get some combinations of config options
when building perf tools.
Thank you,
>
> - Arnaldo
>
> diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
> index 86ed858..a4ee6b4 100644
> --- a/tools/perf/util/probe-event.c
> +++ b/tools/perf/util/probe-event.c
> @@ -172,6 +172,7 @@ const char *kernel_get_module_path(const char *module)
> return (dso) ? dso->long_name : NULL;
> }
>
> +#ifdef HAVE_DWARF_SUPPORT
> /* Copied from unwind.c */
> static Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep,
> GElf_Shdr *shp, const char *name)
> @@ -217,6 +218,7 @@ out:
> elf_end(elf);
> return ret;
> }
> +#endif
>
> static int init_user_exec(void)
> {
> @@ -750,7 +752,8 @@ static int kprobe_convert_to_perf_probe(struct
> probe_trace_point *tp,
>
> static int try_to_find_probe_trace_events(struct perf_probe_event *pev,
> struct probe_trace_event **tevs __maybe_unused,
> - int max_tevs __maybe_unused, const char *target)
> + int max_tevs __maybe_unused,
> + const char *target __maybe_unused)
> {
> if (perf_probe_event_need_dwarf(pev)) {
> pr_warning("Debuginfo-analysis is not supported.\n");
>
--
Masami HIRAMATSU
IT Management Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu...@hitachi.com
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