bpf: turn bpf_prog_get_type() into a wrapper

bpf_prog_get_type() is identical to bpf_prog_get_type_dev(),
with false passed as attach_drv.  Instead of keeping it as
an exported symbol turn it into static inline wrapper.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index f82be64..37bbab8 100644 (file)
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -334,7 +334,6 @@ extern const struct bpf_verifier_ops tc_cls_act_analyzer_ops;
 extern const struct bpf_verifier_ops xdp_analyzer_ops;
 
 struct bpf_prog *bpf_prog_get(u32 ufd);
-struct bpf_prog *bpf_prog_get_type(u32 ufd, enum bpf_prog_type type);
 struct bpf_prog *bpf_prog_get_type_dev(u32 ufd, enum bpf_prog_type type,
                                       bool attach_drv);
 struct bpf_prog * __must_check bpf_prog_add(struct bpf_prog *prog, int i);
@@ -425,12 +424,6 @@ static inline struct bpf_prog *bpf_prog_get(u32 ufd)
        return ERR_PTR(-EOPNOTSUPP);
 }
 
-static inline struct bpf_prog *bpf_prog_get_type(u32 ufd,
-                                                enum bpf_prog_type type)
-{
-       return ERR_PTR(-EOPNOTSUPP);
-}
-
 static inline struct bpf_prog *bpf_prog_get_type_dev(u32 ufd,
                                                     enum bpf_prog_type type,
                                                     bool attach_drv)
@@ -514,6 +507,12 @@ static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu,
 }
 #endif /* CONFIG_BPF_SYSCALL */
 
+static inline struct bpf_prog *bpf_prog_get_type(u32 ufd,
+                                                enum bpf_prog_type type)
+{
+       return bpf_prog_get_type_dev(ufd, type, false);
+}
+
 int bpf_prog_offload_compile(struct bpf_prog *prog);
 void bpf_prog_offload_destroy(struct bpf_prog *prog);
 u32 bpf_prog_offload_ifindex(struct bpf_prog *prog);

diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 38da559..41509cf 100644 (file)
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -1097,16 +1097,6 @@ struct bpf_prog *bpf_prog_get(u32 ufd)
        return __bpf_prog_get(ufd, NULL, false);
 }
 
-struct bpf_prog *bpf_prog_get_type(u32 ufd, enum bpf_prog_type type)
-{
-       struct bpf_prog *prog = __bpf_prog_get(ufd, &type, false);
-
-       if (!IS_ERR(prog))
-               trace_bpf_prog_get_type(prog);
-       return prog;
-}
-EXPORT_SYMBOL_GPL(bpf_prog_get_type);
-
 struct bpf_prog *bpf_prog_get_type_dev(u32 ufd, enum bpf_prog_type type,
                                       bool attach_drv)
 {