bpf, vmtest: Build test_progs as statically linked

[test only] Signed-off-by: Daniel Borkmann <[email protected]> Link: https://lore.kernel.org/bpf/CACYkzJ59tvKKxaG9S+QLVbC=4szbFjouDUDaaTCNUytQBT7nSg@mail.gmail.com
cilium · Aug 14, 2023 · 05a3195 · 05a3195
1 parent 6da4fea
commit 05a3195
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diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
@@ -565,7 +565,7 @@ $(OUTPUT)/$(TRUNNER_BINARY): $(TRUNNER_TEST_OBJS)			\
 			     $(TRUNNER_BPFTOOL)				\
 			     | $(TRUNNER_BINARY)-extras
 	$$(call msg,BINARY,,$$@)
-	$(Q)$$(CC) $$(CFLAGS) $$(filter %.a %.o,$$^) $$(LDLIBS) -o $$@
+	$(Q)$$(CC) $$(CFLAGS) $(TRUNNER_LDFLAGS) $$(filter %.a %.o,$$^) $$(LDLIBS) -o $$@
 	$(Q)$(RESOLVE_BTFIDS) --btf $(TRUNNER_OUTPUT)/btf_data.bpf.o $$@
 	$(Q)ln -sf $(if $2,..,.)/tools/build/bpftool/$(USE_BOOTSTRAP)bpftool \
 		   $(OUTPUT)/$(if $2,$2/)bpftool

diff --git a/tools/testing/selftests/bpf/vmtest.sh b/tools/testing/selftests/bpf/vmtest.sh
@@ -160,7 +160,7 @@ update_selftests()
 	local selftests_dir="${kernel_checkout}/tools/testing/selftests/bpf"
 
 	cd "${selftests_dir}"
-	${make_command}
+	TRUNNER_LDFLAGS=-static ${make_command}
 
 	# Mount the image and copy the selftests to the image.
 	mount_image