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-rw-r--r--tools/perf/Makefile10
1 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 5216ade909d..f9126f89efe 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -45,6 +45,8 @@ include config/utilities.mak
#
# Define NO_LIBUNWIND if you do not want libunwind dependency for dwarf
# backtrace post unwind.
+#
+# Define NO_BACKTRACE if you do not want stack backtrace debug feature
$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
@$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
@@ -749,11 +751,9 @@ ifndef NO_STRLCPY
endif
endif
-ifdef NO_BACKTRACE
- BASIC_CFLAGS += -DNO_BACKTRACE
-else
- ifneq ($(call try-cc,$(SOURCE_BACKTRACE),),y)
- BASIC_CFLAGS += -DNO_BACKTRACE
+ifndef NO_BACKTRACE
+ ifeq ($(call try-cc,$(SOURCE_BACKTRACE),),y)
+ BASIC_CFLAGS += -DBACKTRACE_SUPPORT
endif
endif