The Makefile logic sets FEATURE_CHECKS_CFLAGS-libdw-dwarf-unwind and FEATURE_CHECKS_LDFLAGS-libdw-dwarf-unwind only if LIBDW_DIR is defined. This means that under a normal setup,
$ make NO_LIBUNWIND=1 won't automatically pick up libdw. Fix this. Cc: Jiri Olsa <jo...@redhat.com> Cc: Arnaldo Carvalho de Melo <a...@redhat.com> Signed-off-by: Ramkumar Ramachandra <artag...@gmail.com> --- tools/perf/config/Makefile | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index c234182..0c043b0 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -65,10 +65,9 @@ ifndef NO_LIBELF ifdef LIBDW_DIR LIBDW_CFLAGS := -I$(LIBDW_DIR)/include LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib - - FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS) - FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw endif + FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS) + FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw endif # include ARCH specific config -- 1.9.0.431.g014438b -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/