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authorTony Ambardar <tony.ambardar@gmail.com>2025-01-24 23:14:23 -0800
committerAlexei Starovoitov <ast@kernel.org>2025-02-03 03:33:51 -0800
commitcb3ade567816a03d1ac1c33bf86073574efcfcaf (patch)
tree47c26aeb6fdaa9740885fd379b4620a90e526be7 /tools/bpf
parentlibbpf: Fix accessing BTF.ext core_relo header (diff)
downloadwireguard-linux-cb3ade567816a03d1ac1c33bf86073574efcfcaf.tar.xz
wireguard-linux-cb3ade567816a03d1ac1c33bf86073574efcfcaf.zip
selftests/bpf: Fix runqslower cross-endian build
The runqslower binary from a cross-endian build currently fails to run because the included skeleton has host endianness. Fix this by passing the target BPF endianness to the runqslower sub-make. Fixes: 5a63c33d6f00 ("selftests/bpf: Support cross-endian building") Signed-off-by: Tony Ambardar <tony.ambardar@gmail.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20250125071423.2603588-1-itugrok@yahoo.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/bpf')
-rw-r--r--tools/bpf/runqslower/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/bpf/runqslower/Makefile b/tools/bpf/runqslower/Makefile
index c4f1f1735af6..5613b5736d93 100644
--- a/tools/bpf/runqslower/Makefile
+++ b/tools/bpf/runqslower/Makefile
@@ -6,6 +6,7 @@ OUTPUT ?= $(abspath .output)/
BPFTOOL_OUTPUT := $(OUTPUT)bpftool/
DEFAULT_BPFTOOL := $(BPFTOOL_OUTPUT)bootstrap/bpftool
BPFTOOL ?= $(DEFAULT_BPFTOOL)
+BPF_TARGET_ENDIAN ?= --target=bpf
LIBBPF_SRC := $(abspath ../../lib/bpf)
BPFOBJ_OUTPUT := $(OUTPUT)libbpf/
BPFOBJ := $(BPFOBJ_OUTPUT)libbpf.a
@@ -63,7 +64,7 @@ $(OUTPUT)/%.skel.h: $(OUTPUT)/%.bpf.o | $(BPFTOOL)
$(QUIET_GEN)$(BPFTOOL) gen skeleton $< > $@
$(OUTPUT)/%.bpf.o: %.bpf.c $(BPFOBJ) | $(OUTPUT)
- $(QUIET_GEN)$(CLANG) -g -O2 --target=bpf $(INCLUDES) \
+ $(QUIET_GEN)$(CLANG) -g -O2 $(BPF_TARGET_ENDIAN) $(INCLUDES) \
-c $(filter %.c,$^) -o $@ && \
$(LLVM_STRIP) -g $@