net: bpf: only build bpf_jit_binary_{alloc, free}() when jit selected
Since BPF JIT depends on the availability of module_alloc() and module_free() helpers (HAVE_BPF_JIT and MODULES), we better build that code only in case we have BPF_JIT in our config enabled, just like with other JIT code. Fixes builds for arm/marzen_defconfig and sh/rsk7269_defconfig. ==================== kernel/built-in.o: In function `bpf_jit_binary_alloc': /home/cwang/linux/kernel/bpf/core.c:144: undefined reference to `module_alloc' kernel/built-in.o: In function `bpf_jit_binary_free': /home/cwang/linux/kernel/bpf/core.c:164: undefined reference to `module_free' make: *** [vmlinux] Error 1 ==================== Reported-by: Fengguang Wu <fengguang.wu@intel.com> Fixes: 738cbe72 ("net: bpf: consolidate JIT binary allocator") Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Alexei Starovoitov <ast@plumgrid.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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