diff mbox series

selftests/bpf: add LDFLAGS when building test_verifier

Message ID 20210330020656.26bb2dfd@xhacker
State New
Headers show
Series selftests/bpf: add LDFLAGS when building test_verifier | expand

Commit Message

Jisheng Zhang March 29, 2021, 6:06 p.m. UTC
From: Jisheng Zhang <jszhang@kernel.org>

This is useful for cross compile process to point linker to the
correct libelf, libcap, libz path.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
---
 tools/testing/selftests/bpf/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Andrii Nakryiko March 31, 2021, 7:02 p.m. UTC | #1
On Mon, Mar 29, 2021 at 11:11 AM Jisheng Zhang
<jszhang3@mail.ustc.edu.cn> wrote:
>

> From: Jisheng Zhang <jszhang@kernel.org>

>

> This is useful for cross compile process to point linker to the

> correct libelf, libcap, libz path.


Is this enough to make cross-compilation of selftests/bpf work? I
think there was a discussion another day about cross-compiling
selftests/bpf, so I wonder if this is the only change that's needed to
make it work.

>

> Signed-off-by: Jisheng Zhang <jszhang@kernel.org>

> ---

>  tools/testing/selftests/bpf/Makefile | 2 +-

>  1 file changed, 1 insertion(+), 1 deletion(-)

>

> diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile

> index 044bfdcf5b74..dac1c5094e28 100644

> --- a/tools/testing/selftests/bpf/Makefile

> +++ b/tools/testing/selftests/bpf/Makefile

> @@ -447,7 +447,7 @@ verifier/tests.h: verifier/*.c

>                 ) > verifier/tests.h)

>  $(OUTPUT)/test_verifier: test_verifier.c verifier/tests.h $(BPFOBJ) | $(OUTPUT)

>         $(call msg,BINARY,,$@)

> -       $(Q)$(CC) $(CFLAGS) $(filter %.a %.o %.c,$^) $(LDLIBS) -o $@

> +       $(Q)$(CC) $(CFLAGS) $(LDFLAGS) $(filter %.a %.o %.c,$^) $(LDLIBS) -o $@

>

>  # Make sure we are able to include and link libbpf against c++.

>  $(OUTPUT)/test_cpp: test_cpp.cpp $(OUTPUT)/test_core_extern.skel.h $(BPFOBJ)

> --

> 2.31.0

>

>
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 044bfdcf5b74..dac1c5094e28 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -447,7 +447,7 @@  verifier/tests.h: verifier/*.c
 		) > verifier/tests.h)
 $(OUTPUT)/test_verifier: test_verifier.c verifier/tests.h $(BPFOBJ) | $(OUTPUT)
 	$(call msg,BINARY,,$@)
-	$(Q)$(CC) $(CFLAGS) $(filter %.a %.o %.c,$^) $(LDLIBS) -o $@
+	$(Q)$(CC) $(CFLAGS) $(LDFLAGS) $(filter %.a %.o %.c,$^) $(LDLIBS) -o $@
 
 # Make sure we are able to include and link libbpf against c++.
 $(OUTPUT)/test_cpp: test_cpp.cpp $(OUTPUT)/test_core_extern.skel.h $(BPFOBJ)