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authorYonghong Song <yhs@fb.com>2018-01-29 21:23:28 -0800
committerDaniel Borkmann <daniel@iogearbox.net>2018-02-01 11:26:27 +0100
commit62a06994ced17f295fc51ea0815580ee7ccb668d (patch)
tree9777dca2f5f7d21b55f139e0e55ed7824269a936 /tools
parentnetdevsim: fix overflow on the error path (diff)
downloadlinux-dev-62a06994ced17f295fc51ea0815580ee7ccb668d.tar.xz
linux-dev-62a06994ced17f295fc51ea0815580ee7ccb668d.zip
tools/bpf: permit selftests/bpf to be built in a different directory
Fix a couple of issues at tools/testing/selftests/bpf/Makefile so the following command make -C tools/testing/selftests/bpf OUTPUT=/home/yhs/tmp can put the built results into a different directory. Also add the built binary test_tcpbpf_user in the .gitignore file. Fixes: 6882804c916b ("selftests/bpf: add a test for overlapping packet range checks") Fixes: 9d1f15941967 ("bpf: move cgroup_helpers from samples/bpf/ to tools/testing/selftesting/bpf/") Signed-off-by: Yonghong Song <yhs@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/bpf/.gitignore1
-rw-r--r--tools/testing/selftests/bpf/Makefile4
2 files changed, 3 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/.gitignore b/tools/testing/selftests/bpf/.gitignore
index 1e09d77f1948..cc15af2e54fe 100644
--- a/tools/testing/selftests/bpf/.gitignore
+++ b/tools/testing/selftests/bpf/.gitignore
@@ -8,5 +8,6 @@ fixdep
test_align
test_dev_cgroup
test_progs
+test_tcpbpf_user
test_verifier_log
feature
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index bf05bc5e36e5..566d6adc172a 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -27,7 +27,7 @@ TEST_PROGS := test_kmod.sh test_xdp_redirect.sh test_xdp_meta.sh \
include ../lib.mk
-BPFOBJ := $(OUTPUT)/libbpf.a $(OUTPUT)/cgroup_helpers.c
+BPFOBJ := $(OUTPUT)/libbpf.a cgroup_helpers.c
$(TEST_GEN_PROGS): $(BPFOBJ)
@@ -58,7 +58,7 @@ CLANG_FLAGS = -I. -I./include/uapi -I../../../include/uapi \
$(OUTPUT)/test_l4lb_noinline.o: CLANG_FLAGS += -fno-inline
$(OUTPUT)/test_xdp_noinline.o: CLANG_FLAGS += -fno-inline
-%.o: %.c
+$(OUTPUT)/%.o: %.c
$(CLANG) $(CLANG_FLAGS) \
-O2 -target bpf -emit-llvm -c $< -o - | \
$(LLC) -march=bpf -mcpu=$(CPU) -filetype=obj -o $@