1 files changed, 48 insertions, 2 deletions

diff --git a/include/linux/filter.h b/include/linux/filter.h
index f552170eacf4..1ec6d5ba64cc 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -1108,6 +1108,8 @@ sk_filter_reason(struct sock *sk, struct sk_buff *skb)
 	return sk_filter_trim_cap(sk, skb, 1);
 }
 
+struct bpf_prog *__bpf_prog_select_runtime(struct bpf_verifier_env *env, struct bpf_prog *fp,
+					   int *err);
 struct bpf_prog *bpf_prog_select_runtime(struct bpf_prog *fp, int *err);
 void bpf_prog_free(struct bpf_prog *fp);
 
@@ -1153,7 +1155,7 @@ u64 __bpf_call_base(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);
 	((u64 (*)(u64, u64, u64, u64, u64, const struct bpf_insn *)) \
 	 (void *)__bpf_call_base)
 
-struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog);
+struct bpf_prog *bpf_int_jit_compile(struct bpf_verifier_env *env, struct bpf_prog *prog);
 void bpf_jit_compile(struct bpf_prog *prog);
 bool bpf_jit_needs_zext(void);
 bool bpf_jit_inlines_helper_call(s32 imm);
@@ -1184,6 +1186,31 @@ static inline bool bpf_dump_raw_ok(const struct cred *cred)
 
 struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
 				       const struct bpf_insn *patch, u32 len);
+
+#ifdef CONFIG_BPF_SYSCALL
+struct bpf_prog *bpf_patch_insn_data(struct bpf_verifier_env *env, u32 off,
+				     const struct bpf_insn *patch, u32 len);
+struct bpf_insn_aux_data *bpf_dup_insn_aux_data(struct bpf_verifier_env *env);
+void bpf_restore_insn_aux_data(struct bpf_verifier_env *env,
+			       struct bpf_insn_aux_data *orig_insn_aux);
+#else
+static inline struct bpf_prog *bpf_patch_insn_data(struct bpf_verifier_env *env, u32 off,
+						   const struct bpf_insn *patch, u32 len)
+{
+	return ERR_PTR(-ENOTSUPP);
+}
+
+static inline struct bpf_insn_aux_data *bpf_dup_insn_aux_data(struct bpf_verifier_env *env)
+{
+	return NULL;
+}
+
+static inline void bpf_restore_insn_aux_data(struct bpf_verifier_env *env,
+					     struct bpf_insn_aux_data *orig_insn_aux)
+{
+}
+#endif /* CONFIG_BPF_SYSCALL */
+
 int bpf_remove_insns(struct bpf_prog *prog, u32 off, u32 cnt);
 
 static inline bool xdp_return_frame_no_direct(void)
@@ -1310,9 +1337,14 @@ int bpf_jit_get_func_addr(const struct bpf_prog *prog,
 
 const char *bpf_jit_get_prog_name(struct bpf_prog *prog);
 
-struct bpf_prog *bpf_jit_blind_constants(struct bpf_prog *fp);
+struct bpf_prog *bpf_jit_blind_constants(struct bpf_verifier_env *env, struct bpf_prog *prog);
 void bpf_jit_prog_release_other(struct bpf_prog *fp, struct bpf_prog *fp_other);
 
+static inline bool bpf_prog_need_blind(const struct bpf_prog *prog)
+{
+	return prog->blinding_requested && !prog->blinded;
+}
+
 static inline void bpf_jit_dump(unsigned int flen, unsigned int proglen,
 				u32 pass, void *image)
 {
@@ -1451,6 +1483,20 @@ static inline void bpf_prog_kallsyms_del(struct bpf_prog *fp)
 {
 }
 
+static inline bool bpf_prog_need_blind(const struct bpf_prog *prog)
+{
+	return false;
+}
+
+static inline
+struct bpf_prog *bpf_jit_blind_constants(struct bpf_verifier_env *env, struct bpf_prog *prog)
+{
+	return prog;
+}
+
+static inline void bpf_jit_prog_release_other(struct bpf_prog *fp, struct bpf_prog *fp_other)
+{
+}
 #endif /* CONFIG_BPF_JIT */
 
 void bpf_prog_kallsyms_del_all(struct bpf_prog *fp);