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Date:   Fri, 23 Oct 2020 11:38:52 +0800
From:   Hangbin Liu <haliu@...hat.com>
To:     Stephen Hemminger <stephen@...workplumber.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        David Ahern <dsahern@...il.com>,
        Alexei Starovoitov <ast@...nel.org>
Cc:     Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>,
        Yonghong Song <yhs@...com>, David Miller <davem@...emloft.net>,
        Jesper Dangaard Brouer <brouer@...hat.com>,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        Jiri Benc <jbenc@...hat.com>,
        Andrii Nakryiko <andrii@...nel.org>,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        Hangbin Liu <haliu@...hat.com>
Subject: [PATCH iproute2-next 2/5] lib: rename bpf.c to bpf_legacy.c

This is a preparation for later libbpf support in iproute2. Function
bpf_prog_load() is also renamed to bpf_prog_load_buf() as there is a
conflict with libbpf.

Reviewed-by: Toke Høiland-Jørgensen <toke@...hat.com>
Signed-off-by: Hangbin Liu <haliu@...hat.com>
---
 include/bpf_util.h          | 6 +++---
 ip/ipvrf.c                  | 4 ++--
 lib/Makefile                | 2 +-
 lib/{bpf.c => bpf_legacy.c} | 6 +++---
 4 files changed, 9 insertions(+), 9 deletions(-)
 rename lib/{bpf.c => bpf_legacy.c} (99%)

diff --git a/include/bpf_util.h b/include/bpf_util.h
index 63db07ca..72d3a32c 100644
--- a/include/bpf_util.h
+++ b/include/bpf_util.h
@@ -274,9 +274,9 @@ int bpf_trace_pipe(void);
 
 void bpf_print_ops(struct rtattr *bpf_ops, __u16 len);
 
-int bpf_prog_load(enum bpf_prog_type type, const struct bpf_insn *insns,
-		  size_t size_insns, const char *license, char *log,
-		  size_t size_log);
+int bpf_prog_load_buf(enum bpf_prog_type type, const struct bpf_insn *insns,
+		      size_t size_insns, const char *license, char *log,
+		      size_t size_log);
 
 int bpf_prog_attach_fd(int prog_fd, int target_fd, enum bpf_attach_type type);
 int bpf_prog_detach_fd(int target_fd, enum bpf_attach_type type);
diff --git a/ip/ipvrf.c b/ip/ipvrf.c
index 28dd8e25..33150ac2 100644
--- a/ip/ipvrf.c
+++ b/ip/ipvrf.c
@@ -256,8 +256,8 @@ static int prog_load(int idx)
 		BPF_EXIT_INSN(),
 	};
 
-	return bpf_prog_load(BPF_PROG_TYPE_CGROUP_SOCK, prog, sizeof(prog),
-			     "GPL", bpf_log_buf, sizeof(bpf_log_buf));
+	return bpf_prog_load_buf(BPF_PROG_TYPE_CGROUP_SOCK, prog, sizeof(prog),
+			         "GPL", bpf_log_buf, sizeof(bpf_log_buf));
 }
 
 static int vrf_configure_cgroup(const char *path, int ifindex)
diff --git a/lib/Makefile b/lib/Makefile
index 7cba1857..a326fb9f 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -5,7 +5,7 @@ CFLAGS += -fPIC
 
 UTILOBJ = utils.o rt_names.o ll_map.o ll_types.o ll_proto.o ll_addr.o \
 	inet_proto.o namespace.o json_writer.o json_print.o \
-	names.o color.o bpf.o exec.o fs.o cg_map.o
+	names.o color.o bpf_legacy.o exec.o fs.o cg_map.o
 
 NLOBJ=libgenl.o libnetlink.o
 
diff --git a/lib/bpf.c b/lib/bpf_legacy.c
similarity index 99%
rename from lib/bpf.c
rename to lib/bpf_legacy.c
index c7d45077..2e6e0602 100644
--- a/lib/bpf.c
+++ b/lib/bpf_legacy.c
@@ -1109,9 +1109,9 @@ static int bpf_prog_load_dev(enum bpf_prog_type type,
 	return bpf(BPF_PROG_LOAD, &attr, sizeof(attr));
 }
 
-int bpf_prog_load(enum bpf_prog_type type, const struct bpf_insn *insns,
-		  size_t size_insns, const char *license, char *log,
-		  size_t size_log)
+int bpf_prog_load_buf(enum bpf_prog_type type, const struct bpf_insn *insns,
+		      size_t size_insns, const char *license, char *log,
+		      size_t size_log)
 {
 	return bpf_prog_load_dev(type, insns, size_insns, license, 0,
 				 log, size_log);
-- 
2.25.4

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