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Date:   Fri, 24 Apr 2020 08:43:34 +0200
From:   Christoph Hellwig <hch@....de>
To:     Kees Cook <keescook@...omium.org>,
        Iurii Zaikin <yzaikin@...gle.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-fsdevel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, Andrey Ignatov <rdna@...com>
Subject: [PATCH 1/5] bpf-cgroup: remove unused exports

Except for a few of the networking hooks called from modular ipv4 or
ipv6 code, all of hooks are just called from guaranteed to be built-in
code.

Signed-off-by: Christoph Hellwig <hch@....de>
Acked-by: Andrey Ignatov <rdna@...com>
---
 kernel/bpf/cgroup.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index cb305e71e7deb..929d9a7263da1 100644
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -1054,7 +1054,6 @@ int __cgroup_bpf_check_dev_permission(short dev_type, u32 major, u32 minor,
 
 	return !allow;
 }
-EXPORT_SYMBOL(__cgroup_bpf_check_dev_permission);
 
 static const struct bpf_func_proto *
 cgroup_base_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
@@ -1221,7 +1220,6 @@ int __cgroup_bpf_run_filter_sysctl(struct ctl_table_header *head,
 
 	return ret == 1 ? 0 : -EPERM;
 }
-EXPORT_SYMBOL(__cgroup_bpf_run_filter_sysctl);
 
 #ifdef CONFIG_NET
 static bool __cgroup_bpf_prog_array_is_empty(struct cgroup *cgrp,
@@ -1326,7 +1324,6 @@ int __cgroup_bpf_run_filter_setsockopt(struct sock *sk, int *level,
 		sockopt_free_buf(&ctx);
 	return ret;
 }
-EXPORT_SYMBOL(__cgroup_bpf_run_filter_setsockopt);
 
 int __cgroup_bpf_run_filter_getsockopt(struct sock *sk, int level,
 				       int optname, char __user *optval,
@@ -1413,7 +1410,6 @@ int __cgroup_bpf_run_filter_getsockopt(struct sock *sk, int level,
 	sockopt_free_buf(&ctx);
 	return ret;
 }
-EXPORT_SYMBOL(__cgroup_bpf_run_filter_getsockopt);
 #endif
 
 static ssize_t sysctl_cpy_dir(const struct ctl_dir *dir, char **bufp,
-- 
2.26.1

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