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-rw-r--r--tools/build/Makefile.feature1
-rw-r--r--tools/build/feature/Makefile4
-rw-r--r--tools/build/feature/test-dwarf_getcfi.c9
-rw-r--r--tools/build/feature/test-libdw.c10
-rw-r--r--tools/perf/Makefile.config8
5 files changed, 10 insertions, 22 deletions
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index cf6a967575ea..ef72aae3dd49 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -31,7 +31,6 @@ endef
FEATURE_TESTS_BASIC := \
backtrace \
libdw \
- dwarf_getcfi \
eventfd \
fortify-source \
get_current_dir_name \
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 0af3e0255fed..d28ad7672a27 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -6,7 +6,6 @@ FILES= \
test-backtrace.bin \
test-bionic.bin \
test-libdw.bin \
- test-dwarf_getcfi.bin \
test-eventfd.bin \
test-fortify-source.bin \
test-get_current_dir_name.bin \
@@ -187,9 +186,6 @@ endif
$(OUTPUT)test-libdw.bin:
$(BUILD) $(DWLIBS)
-$(OUTPUT)test-dwarf_getcfi.bin:
- $(BUILD) $(DWLIBS)
-
$(OUTPUT)test-libelf-getphdrnum.bin:
$(BUILD) -lelf
diff --git a/tools/build/feature/test-dwarf_getcfi.c b/tools/build/feature/test-dwarf_getcfi.c
deleted file mode 100644
index 50e7d7cb7bdf..000000000000
--- a/tools/build/feature/test-dwarf_getcfi.c
+++ /dev/null
@@ -1,9 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <stdio.h>
-#include <elfutils/libdw.h>
-
-int main(void)
-{
- Dwarf *dwarf = NULL;
- return dwarf_getcfi(dwarf) == NULL;
-}
diff --git a/tools/build/feature/test-libdw.c b/tools/build/feature/test-libdw.c
index 83ea5d5f235d..71c6f8e3b0ee 100644
--- a/tools/build/feature/test-libdw.c
+++ b/tools/build/feature/test-libdw.c
@@ -34,7 +34,15 @@ int test_libdw_getlocations(void)
return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops);
}
+int test_libdw_getcfi(void)
+{
+ Dwarf *dwarf = NULL;
+
+ return dwarf_getcfi(dwarf) == NULL;
+}
+
int main(void)
{
- return test_libdw() + test_libdw_unwind() + test_libdw_getlocations();
+ return test_libdw() + test_libdw_unwind() + test_libdw_getlocations() +
+ test_libdw_getcfi();
}
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index fefa779041a0..6378811f2568 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -164,8 +164,6 @@ ifeq ($(findstring -static,${LDFLAGS}),-static)
endif
FEATURE_CHECK_CFLAGS-libdw := $(LIBDW_CFLAGS)
FEATURE_CHECK_LDFLAGS-libdw := $(LIBDW_LDFLAGS) $(DWARFLIBS)
-FEATURE_CHECK_CFLAGS-dwarf_getcfi := $(LIBDW_CFLAGS)
-FEATURE_CHECK_LDFLAGS-dwarf_getcfi := $(LIBDW_LDFLAGS) $(DWARFLIBS)
# for linking with debug library, run like:
# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
@@ -470,11 +468,7 @@ else
endif
else
CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
- ifneq ($(feature-dwarf_getcfi), 1)
- $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.142)
- else
- CFLAGS += -DHAVE_DWARF_CFI_SUPPORT
- endif # dwarf_getcfi
+ CFLAGS += -DHAVE_DWARF_CFI_SUPPORT
endif # Dwarf support
endif # libelf support
endif # NO_LIBELF