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-rw-r--r--tools/perf/Makefile24
1 files changed, 0 insertions, 24 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 51fac31b9c6b..7dc6615219f2 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -473,26 +473,6 @@ ifneq ($(MAKECMDGOALS),tags)
 # because maintaining the nesting to match is a pain.  If
 # we had "elif" things would have been much nicer...
 
-# There's only x86 (both 32 and 64) support for CFI unwind so far
-ifneq ($(ARCH),x86)
-	NO_LIBUNWIND := 1
-endif
-
-ifndef NO_LIBUNWIND
-# for linking with debug library, run like:
-# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
-ifdef LIBUNWIND_DIR
-	LIBUNWIND_CFLAGS  := -I$(LIBUNWIND_DIR)/include
-	LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
-endif
-
-FLAGS_UNWIND=$(LIBUNWIND_CFLAGS) $(ALL_CFLAGS) $(LIBUNWIND_LDFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBUNWIND_LIBS)
-ifneq ($(call try-cc,$(SOURCE_LIBUNWIND),$(FLAGS_UNWIND),libunwind),y)
-	msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
-	NO_LIBUNWIND := 1
-endif # Libunwind support
-endif # NO_LIBUNWIND
-
 -include arch/$(ARCH)/Makefile
 
 ifneq ($(OUTPUT),)
@@ -521,10 +501,6 @@ endif # NO_DWARF
 endif # NO_LIBELF
 
 ifndef NO_LIBUNWIND
-	BASIC_CFLAGS += -DLIBUNWIND_SUPPORT
-	EXTLIBS += $(LIBUNWIND_LIBS)
-	BASIC_CFLAGS := $(LIBUNWIND_CFLAGS) $(BASIC_CFLAGS)
-	BASIC_LDFLAGS := $(LIBUNWIND_LDFLAGS) $(BASIC_LDFLAGS)
 	LIB_OBJS += $(OUTPUT)util/unwind.o
 endif