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tools/runqslower: Build bpftool using HOSTCC
When cross building runqslower for an other architecture, the intermediate bpftool used to generate a skeleton must be built using the host toolchain. Pass HOSTCC and HOSTLD, defined in Makefile.include, to the bpftool Makefile. Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20201110164310.2600671-7-jean-philippe@linaro.org
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@ -80,4 +80,5 @@ $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(BPFOBJ_OU
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$(Q)$(MAKE) $(submake_extras) -C $(LIBBPF_SRC) OUTPUT=$(BPFOBJ_OUTPUT) $@
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$(DEFAULT_BPFTOOL): | $(BPFTOOL_OUTPUT)
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$(Q)$(MAKE) $(submake_extras) -C ../bpftool OUTPUT=$(BPFTOOL_OUTPUT)
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$(Q)$(MAKE) $(submake_extras) -C ../bpftool OUTPUT=$(BPFTOOL_OUTPUT) \
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CC=$(HOSTCC) LD=$(HOSTLD)
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