Messages in this thread Patch in this message | | | Date | Mon, 13 Jan 2014 15:14:58 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: perf probe: Build error with missing libraries |
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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.
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 ;-)
- 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"); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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