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KP Singh authored
test_run.o is not built when CONFIG_NET is not set and bpf_prog_test_run_tracing being referenced in bpf_trace.o causes the linker error: ld: kernel/trace/bpf_trace.o:(.rodata+0x38): undefined reference to `bpf_prog_test_run_tracing' Add a __weak function in bpf_trace.c to handle this. Fixes: da00d2f1 ("bpf: Add test ops for BPF_PROG_TYPE_TRACING") Signed-off-by: KP Singh <kpsingh@google.com> Reported-by: Randy Dunlap <rdunlap@infradead.org> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20200305220127.29109-1-kpsingh@chromium.org
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