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author | Mickaël Salaün <mic@digikod.net> | 2017-02-11 23:20:23 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2017-02-15 12:16:17 -0500 |
commit | d498f8719a098a5df7c6dba4ea302df7afb51efd (patch) | |
tree | 3f3def3c3d9c6b8b249f4630ad715f9b37f7ca58 /tools | |
parent | cdc6a4ba88fbc26de1ffe8cbcaf0e41d316046fd (diff) | |
download | linux-d498f8719a098a5df7c6dba4ea302df7afb51efd.tar.gz linux-d498f8719a098a5df7c6dba4ea302df7afb51efd.tar.bz2 linux-d498f8719a098a5df7c6dba4ea302df7afb51efd.zip |
bpf: Rebuild bpf.o for any dependency update
This is needed to force a rebuild of bpf.o when one of its dependencies
(e.g. uapi/linux/bpf.h) is updated.
Add a phony target.
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: David S. Miller <davem@davemloft.net>
Cc: Wang Nan <wangnan0@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/testing/selftests/bpf/Makefile | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index a35f564f66a1..c7816fe60feb 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -1,13 +1,24 @@ -CFLAGS += -Wall -O2 -lcap -I../../../include/uapi -I../../../lib +LIBDIR := ../../../lib +BPFOBJ := $(LIBDIR)/bpf/bpf.o + +CFLAGS += -Wall -O2 -lcap -I../../../include/uapi -I$(LIBDIR) test_objs = test_verifier test_tag test_maps test_lru_map test_lpm_map TEST_PROGS := $(test_objs) test_kmod.sh TEST_FILES := $(test_objs) +.PHONY: all clean force + all: $(test_objs) -$(test_objs): ../../../lib/bpf/bpf.o +# force a rebuild of BPFOBJ when its dependencies are updated +force: + +$(BPFOBJ): force + $(MAKE) -C $(dir $(BPFOBJ)) + +$(test_objs): $(BPFOBJ) include ../lib.mk |