From 84c6ac417ceacd086efc330afece8922969610b7 Mon Sep 17 00:00:00 2001
From: Daniel Xu <dxu@dxuuu.xyz>
Date: Wed, 7 Sep 2022 10:40:39 -0600
Subject: [PATCH] bpf: Export btf_type_by_id() and bpf_log()

These symbols will be used in nf_conntrack.ko to support direct writes
to `nf_conn`.

Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
Link: https://lore.kernel.org/r/3c98c19dc50d3b18ea5eca135b4fc3a5db036060.1662568410.git.dxu@dxuuu.xyz
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---
 kernel/bpf/btf.c      | 1 +
 kernel/bpf/verifier.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 9d12212fcd612..98be25d13325f 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -818,6 +818,7 @@ const struct btf_type *btf_type_by_id(const struct btf *btf, u32 type_id)
 		return NULL;
 	return btf->types[type_id];
 }
+EXPORT_SYMBOL_GPL(btf_type_by_id);
 
 /*
  * Regular int is not a bit field and it must be either
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index c3efd461f36c9..9109e07b759a0 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -370,6 +370,7 @@ __printf(2, 3) void bpf_log(struct bpf_verifier_log *log,
 	bpf_verifier_vlog(log, fmt, args);
 	va_end(args);
 }
+EXPORT_SYMBOL_GPL(bpf_log);
 
 static const char *ltrim(const char *s)
 {