From: Daniel Borkmann Date: Sat, 23 Nov 2019 20:37:31 +0000 (+0100) Subject: bpf: Add bpf_jit_blinding_enabled for !CONFIG_BPF_JIT X-Git-Tag: for-linus-20191129~13^2~4^2~2 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b8cd76ca4ae34731d47cd6a876d912a08efcc240;p=linux-block.git bpf: Add bpf_jit_blinding_enabled for !CONFIG_BPF_JIT Add a definition of bpf_jit_blinding_enabled() when CONFIG_BPF_JIT is not set in order to fix a recent build regression: [...] CC kernel/bpf/verifier.o CC kernel/bpf/inode.o kernel/bpf/verifier.c: In function ‘fixup_bpf_calls’: kernel/bpf/verifier.c:9132:25: error: implicit declaration of function ‘bpf_jit_blinding_enabled’; did you mean ‘bpf_jit_kallsyms_enabled’? [-Werror=implicit-function-declaration] 9132 | bool expect_blinding = bpf_jit_blinding_enabled(prog); | ^~~~~~~~~~~~~~~~~~~~~~~~ | bpf_jit_kallsyms_enabled CC kernel/bpf/helpers.o CC kernel/bpf/hashtab.o [...] Fixes: d2e4c1e6c294 ("bpf: Constant map key tracking for prog array pokes") Reported-by: Jakub Sitnicki Reported-by: Andrii Nakryiko Signed-off-by: Daniel Borkmann Signed-off-by: Alexei Starovoitov Link: https://lore.kernel.org/bpf/40baf8f3507cac4851a310578edfb98ce73b5605.1574541375.git.daniel@iogearbox.net --- diff --git a/include/linux/filter.h b/include/linux/filter.h index 796b60d8cc6c..1b1e8b8f88da 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -1053,6 +1053,11 @@ static inline bool ebpf_jit_enabled(void) return false; } +static inline bool bpf_jit_blinding_enabled(struct bpf_prog *prog) +{ + return false; +} + static inline bool bpf_prog_ebpf_jited(const struct bpf_prog *fp) { return false;