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Fixes: 48cca7e44f9f ("libbpf: add support for bpf_call") Reported-by: Alexei Starovoitov ast@kernel.org Signed-off-by: Andrii Nakryiko andriin@fb.com Acked-by: Yonghong Song yhs@fb.com Signed-off-by: Alexei Starovoitov ast@kernel.org Link: https://lore.kernel.org/bpf/20191119224447.3781271-1-andriin@fb.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
tools/lib/bpf/libbpf.c | 8 ++++++-- tools/testing/selftests/bpf/progs/test_btf_haskv.c | 4 ++-- tools/testing/selftests/bpf/progs/test_btf_newkv.c | 4 ++-- tools/testing/selftests/bpf/progs/test_btf_nokv.c | 4 ++-- 4 files changed, 12 insertions(+), 8 deletions(-)
--- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1791,9 +1791,13 @@ bpf_program__collect_reloc(struct bpf_pr pr_warning("incorrect bpf_call opcode\n"); return -LIBBPF_ERRNO__RELOC; }
if (sym.st_value % 8) {pr_warn("bad call relo offset: %lu\n", sym.st_value);
Perf build failed on stable-rc 5.4 branch for arm, arm64, x86_64 and i386.
libbpf.c: In function 'bpf_program__collect_reloc': libbpf.c:1795:5: error: implicit declaration of function 'pr_warn'; did you mean 'pr_warning'? [-Werror=implicit-function-declaration] pr_warn("bad call relo offset: %lu\n", sym.st_value); ^~~~~~~ pr_warning libbpf.c:1795:5: error: nested extern declaration of 'pr_warn' [-Werror=nested-externs] Makefile:653: arch/arm64/Makefile: No such file or directory cc1: all warnings being treated as errors
build links, https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-stable-rc-5.4/DI... https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-stable-rc-5.4/DI...