8e75887d32
What we want here is to embed a user-space program into the kernel. Instead of the complex ELF magic, let's simply wrap it in the assembly with the '.incbin' directive. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
22 lines
583 B
Makefile
22 lines
583 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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#
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# Makefile for the Linux BPFILTER layer.
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#
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hostprogs-y := bpfilter_umh
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bpfilter_umh-objs := main.o
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HOSTCFLAGS += -I. -Itools/include/ -Itools/include/uapi
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HOSTCC := $(CC)
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ifeq ($(CONFIG_BPFILTER_UMH), y)
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# builtin bpfilter_umh should be compiled with -static
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# since rootfs isn't mounted at the time of __init
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# function is called and do_execv won't find elf interpreter
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HOSTLDFLAGS += -static
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endif
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$(obj)/bpfilter_umh_blob.o: $(obj)/bpfilter_umh
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obj-$(CONFIG_BPFILTER_UMH) += bpfilter.o
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bpfilter-objs += bpfilter_kern.o bpfilter_umh_blob.o
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