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Diffstat (limited to 'tools/testing/selftests/bpf/Makefile')
-rw-r--r--tools/testing/selftests/bpf/Makefile30
1 files changed, 26 insertions, 4 deletions
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index f7771592a920..521933bc15fe 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -156,8 +156,9 @@ $(notdir $(TEST_GEN_PROGS) \
$(TEST_CUSTOM_PROGS)): %: $(OUTPUT)/% ;
# sort removes libbpf duplicates when not cross-building
-MAKE_DIRS := $(sort $(BUILD_DIR)/libbpf $(HOST_BUILD_DIR)/libbpf \
- $(HOST_BUILD_DIR)/bpftool $(HOST_BUILD_DIR)/resolve_btfids \
+MAKE_DIRS := $(sort $(BUILD_DIR)/libbpf $(HOST_BUILD_DIR)/libbpf \
+ $(BUILD_DIR)/bpftool $(HOST_BUILD_DIR)/bpftool \
+ $(HOST_BUILD_DIR)/resolve_btfids \
$(RUNQSLOWER_OUTPUT) $(INCLUDE_DIR))
$(MAKE_DIRS):
$(call msg,MKDIR,,$@)
@@ -207,6 +208,14 @@ $(OUTPUT)/bpf_testmod.ko: $(VMLINUX_BTF) $(wildcard bpf_testmod/Makefile bpf_tes
$(Q)cp bpf_testmod/bpf_testmod.ko $@
DEFAULT_BPFTOOL := $(HOST_SCRATCH_DIR)/sbin/bpftool
+ifneq ($(CROSS_COMPILE),)
+CROSS_BPFTOOL := $(SCRATCH_DIR)/sbin/bpftool
+TRUNNER_BPFTOOL := $(CROSS_BPFTOOL)
+USE_BOOTSTRAP := ""
+else
+TRUNNER_BPFTOOL := $(DEFAULT_BPFTOOL)
+USE_BOOTSTRAP := "bootstrap/"
+endif
$(OUTPUT)/runqslower: $(BPFOBJ) | $(DEFAULT_BPFTOOL) $(RUNQSLOWER_OUTPUT)
$(Q)$(MAKE) $(submake_extras) -C $(TOOLSDIR)/bpf/runqslower \
@@ -218,7 +227,7 @@ $(OUTPUT)/runqslower: $(BPFOBJ) | $(DEFAULT_BPFTOOL) $(RUNQSLOWER_OUTPUT)
EXTRA_LDFLAGS='$(SAN_LDFLAGS)' && \
cp $(RUNQSLOWER_OUTPUT)runqslower $@
-TEST_GEN_PROGS_EXTENDED += $(DEFAULT_BPFTOOL)
+TEST_GEN_PROGS_EXTENDED += $(TRUNNER_BPFTOOL)
$(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED): $(BPFOBJ)
@@ -256,6 +265,18 @@ $(DEFAULT_BPFTOOL): $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) \
LIBBPF_DESTDIR=$(HOST_SCRATCH_DIR)/ \
prefix= DESTDIR=$(HOST_SCRATCH_DIR)/ install-bin
+ifneq ($(CROSS_COMPILE),)
+$(CROSS_BPFTOOL): $(wildcard $(BPFTOOLDIR)/*.[ch] $(BPFTOOLDIR)/Makefile) \
+ $(BPFOBJ) | $(BUILD_DIR)/bpftool
+ $(Q)$(MAKE) $(submake_extras) -C $(BPFTOOLDIR) \
+ ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) \
+ EXTRA_CFLAGS='-g -O0' \
+ OUTPUT=$(BUILD_DIR)/bpftool/ \
+ LIBBPF_OUTPUT=$(BUILD_DIR)/libbpf/ \
+ LIBBPF_DESTDIR=$(SCRATCH_DIR)/ \
+ prefix= DESTDIR=$(SCRATCH_DIR)/ install-bin
+endif
+
all: docs
docs:
@@ -521,11 +542,12 @@ endif
$(OUTPUT)/$(TRUNNER_BINARY): $(TRUNNER_TEST_OBJS) \
$(TRUNNER_EXTRA_OBJS) $$(BPFOBJ) \
$(RESOLVE_BTFIDS) \
+ $(TRUNNER_BPFTOOL) \
| $(TRUNNER_BINARY)-extras
$$(call msg,BINARY,,$$@)
$(Q)$$(CC) $$(CFLAGS) $$(filter %.a %.o,$$^) $$(LDLIBS) -o $$@
$(Q)$(RESOLVE_BTFIDS) --btf $(TRUNNER_OUTPUT)/btf_data.bpf.o $$@
- $(Q)ln -sf $(if $2,..,.)/tools/build/bpftool/bootstrap/bpftool \
+ $(Q)ln -sf $(if $2,..,.)/tools/build/bpftool/$(USE_BOOTSTRAP)bpftool \
$(OUTPUT)/$(if $2,$2/)bpftool
endef