Message-ID: <20190626232133.3800637-4-andriin@fb.com>
Date:   Wed, 26 Jun 2019 16:21:33 -0700
From:   Andrii Nakryiko <andriin@...com>
To:     <andrii.nakryiko@...il.com>, <ast@...com>, <daniel@...earbox.net>,
        <kernel-team@...com>, <bpf@...r.kernel.org>,
        <netdev@...r.kernel.org>
CC:     Andrii Nakryiko <andriin@...com>
Subject: [PATCH bpf-next 3/3] selftests/bpf: convert legacy BPF maps to BTF-defined ones

Convert selftests that were originally left out and new ones added
recently to consistently use BTF-defined maps.

Signed-off-by: Andrii Nakryiko <andriin@...com>
---
 .../selftests/bpf/progs/get_cgroup_id_kern.c  |  26 ++---
 tools/testing/selftests/bpf/progs/pyperf.h    |  90 +++++++-------
 .../selftests/bpf/progs/sample_map_ret0.c     |  24 ++--
 .../bpf/progs/sockmap_verdict_prog.c          |  48 ++++----
 .../testing/selftests/bpf/progs/strobemeta.h  |  68 +++++------
 .../selftests/bpf/progs/test_map_in_map.c     |  30 ++---
 .../testing/selftests/bpf/progs/test_obj_id.c |  12 +-
 .../selftests/bpf/progs/test_xdp_loop.c       |  26 ++---
 .../selftests/bpf/progs/xdp_redirect_map.c    |  12 +-
 .../testing/selftests/bpf/progs/xdping_kern.c |  12 +-
 .../selftests/bpf/test_queue_stack_map.h      |  30 ++---
 .../testing/selftests/bpf/test_sockmap_kern.h | 110 +++++++++---------
 12 files changed, 240 insertions(+), 248 deletions(-)

diff --git a/tools/testing/selftests/bpf/progs/get_cgroup_id_kern.c b/tools/testing/selftests/bpf/progs/get_cgroup_id_kern.c
index 014dba10b8a5..d7f4003ac3a2 100644
--- a/tools/testing/selftests/bpf/progs/get_cgroup_id_kern.c
+++ b/tools/testing/selftests/bpf/progs/get_cgroup_id_kern.c
@@ -4,19 +4,19 @@
 #include <linux/bpf.h>
 #include "bpf_helpers.h"
 
-struct bpf_map_def SEC("maps") cg_ids = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(__u64),
-	.max_entries = 1,
-};
-
-struct bpf_map_def SEC("maps") pidmap = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(__u32),
-	.max_entries = 1,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, __u32);
+	__type(value, __u64);
+} cg_ids SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, __u32);
+	__type(value, __u32);
+} pidmap SEC(".maps");
 
 SEC("tracepoint/syscalls/sys_enter_nanosleep")
 int trace(void *ctx)
diff --git a/tools/testing/selftests/bpf/progs/pyperf.h b/tools/testing/selftests/bpf/progs/pyperf.h
index 6b0781391be5..f0c7250ab045 100644
--- a/tools/testing/selftests/bpf/progs/pyperf.h
+++ b/tools/testing/selftests/bpf/progs/pyperf.h
@@ -58,14 +58,6 @@ typedef struct {
 } Event;
 
 
-struct bpf_elf_map {
-	__u32 type;
-	__u32 size_key;
-	__u32 size_value;
-	__u32 max_elem;
-	__u32 flags;
-};
-
 typedef int pid_t;
 
 typedef struct {
@@ -119,47 +111,47 @@ get_frame_data(void* frame_ptr, PidData* pidData, FrameData* frame, Symbol* symb
 	return true;
 }
 
-struct bpf_elf_map SEC("maps") pidmap = {
-	.type = BPF_MAP_TYPE_HASH,
-	.size_key = sizeof(int),
-	.size_value = sizeof(PidData),
-	.max_elem = 1,
-};
-
-struct bpf_elf_map SEC("maps") eventmap = {
-	.type = BPF_MAP_TYPE_HASH,
-	.size_key = sizeof(int),
-	.size_value = sizeof(Event),
-	.max_elem = 1,
-};
-
-struct bpf_elf_map SEC("maps") symbolmap = {
-	.type = BPF_MAP_TYPE_HASH,
-	.size_key = sizeof(Symbol),
-	.size_value = sizeof(int),
-	.max_elem = 1,
-};
-
-struct bpf_elf_map SEC("maps") statsmap = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.size_key = sizeof(Stats),
-	.size_value = sizeof(int),
-	.max_elem = 1,
-};
-
-struct bpf_elf_map SEC("maps") perfmap = {
-	.type = BPF_MAP_TYPE_PERF_EVENT_ARRAY,
-	.size_key = sizeof(int),
-	.size_value = sizeof(int),
-	.max_elem = 32,
-};
-
-struct bpf_elf_map SEC("maps") stackmap = {
-	.type = BPF_MAP_TYPE_STACK_TRACE,
-	.size_key = sizeof(int),
-	.size_value = sizeof(long long) * 127,
-	.max_elem = 1000,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, PidData);
+} pidmap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, Event);
+} eventmap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, 1);
+	__type(key, Symbol);
+	__type(value, int);
+} symbolmap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, Stats);
+} statsmap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_PERF_EVENT_ARRAY);
+	__int(max_entries, 32);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} perfmap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_STACK_TRACE);
+	__int(max_entries, 1000);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(long long) * 127);
+} stackmap SEC(".maps");
 
 static inline __attribute__((__always_inline__)) int __on_event(struct pt_regs *ctx)
 {
diff --git a/tools/testing/selftests/bpf/progs/sample_map_ret0.c b/tools/testing/selftests/bpf/progs/sample_map_ret0.c
index 0756303676ac..7099f3b847d7 100644
--- a/tools/testing/selftests/bpf/progs/sample_map_ret0.c
+++ b/tools/testing/selftests/bpf/progs/sample_map_ret0.c
@@ -2,19 +2,19 @@
 #include <linux/bpf.h>
 #include "bpf_helpers.h"
 
-struct bpf_map_def SEC("maps") htab = {
-	.type = BPF_MAP_TYPE_HASH,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(long),
-	.max_entries = 2,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, 2);
+	__type(key, __u32);
+	__type(value, long);
+} htab SEC(".maps");
 
-struct bpf_map_def SEC("maps") array = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(long),
-	.max_entries = 2,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 2);
+	__type(key, __u32);
+	__type(value, long);
+} array SEC(".maps");
 
 /* Sample program which should always load for testing control paths. */
 SEC(".text") int func()
diff --git a/tools/testing/selftests/bpf/progs/sockmap_verdict_prog.c b/tools/testing/selftests/bpf/progs/sockmap_verdict_prog.c
index d85c874ef25e..e356d5095f99 100644
--- a/tools/testing/selftests/bpf/progs/sockmap_verdict_prog.c
+++ b/tools/testing/selftests/bpf/progs/sockmap_verdict_prog.c
@@ -4,33 +4,33 @@
 
 int _version SEC("version") = 1;
 
-struct bpf_map_def SEC("maps") sock_map_rx = {
-	.type = BPF_MAP_TYPE_SOCKMAP,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_SOCKMAP);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map_rx SEC(".maps");
 
-struct bpf_map_def SEC("maps") sock_map_tx = {
-	.type = BPF_MAP_TYPE_SOCKMAP,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_SOCKMAP);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map_tx SEC(".maps");
 
-struct bpf_map_def SEC("maps") sock_map_msg = {
-	.type = BPF_MAP_TYPE_SOCKMAP,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_SOCKMAP);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map_msg SEC(".maps");
 
-struct bpf_map_def SEC("maps") sock_map_break = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 20);
+	__type(key, int);
+	__type(value, int);
+} sock_map_break SEC(".maps");
 
 SEC("sk_skb2")
 int bpf_prog2(struct __sk_buff *skb)
diff --git a/tools/testing/selftests/bpf/progs/strobemeta.h b/tools/testing/selftests/bpf/progs/strobemeta.h
index 1ff73f60a3e4..2a49fa61d0a3 100644
--- a/tools/testing/selftests/bpf/progs/strobemeta.h
+++ b/tools/testing/selftests/bpf/progs/strobemeta.h
@@ -204,40 +204,40 @@ struct strobelight_bpf_sample {
 	char dummy_safeguard;
 };
 
-struct bpf_map_def SEC("maps") samples = {
-	.type = BPF_MAP_TYPE_PERF_EVENT_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 32,
-};
-
-struct bpf_map_def SEC("maps") stacks_0 = {
-	.type = BPF_MAP_TYPE_STACK_TRACE,
-	.key_size = sizeof(uint32_t),
-	.value_size = sizeof(uint64_t) * PERF_MAX_STACK_DEPTH,
-	.max_entries = 16,
-};
-
-struct bpf_map_def SEC("maps") stacks_1 = {
-	.type = BPF_MAP_TYPE_STACK_TRACE,
-	.key_size = sizeof(uint32_t),
-	.value_size = sizeof(uint64_t) * PERF_MAX_STACK_DEPTH,
-	.max_entries = 16,
-};
-
-struct bpf_map_def SEC("maps") sample_heap = {
-	.type = BPF_MAP_TYPE_PERCPU_ARRAY,
-	.key_size = sizeof(uint32_t),
-	.value_size = sizeof(struct strobelight_bpf_sample),
-	.max_entries = 1,
-};
-
-struct bpf_map_def SEC("maps") strobemeta_cfgs = {
-	.type = BPF_MAP_TYPE_PERCPU_ARRAY,
-	.key_size = sizeof(pid_t),
-	.value_size = sizeof(struct strobemeta_cfg),
-	.max_entries = STROBE_MAX_CFGS,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_PERF_EVENT_ARRAY);
+	__int(max_entries, 32);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} samples SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_STACK_TRACE);
+	__int(max_entries, 16);
+	__int(key_size, sizeof(uint32_t));
+	__int(value_size, sizeof(uint64_t) * PERF_MAX_STACK_DEPTH);
+} stacks_0 SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_STACK_TRACE);
+	__int(max_entries, 16);
+	__int(key_size, sizeof(uint32_t));
+	__int(value_size, sizeof(uint64_t) * PERF_MAX_STACK_DEPTH);
+} stacks_1 SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+	__int(max_entries, 1);
+	__type(key, uint32_t);
+	__type(value, struct strobelight_bpf_sample);
+} sample_heap SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+	__int(max_entries, STROBE_MAX_CFGS);
+	__type(key, pid_t);
+	__type(value, struct strobemeta_cfg);
+} strobemeta_cfgs SEC(".maps");
 
 /* Type for the dtv.  */
 /* https://github.com/lattera/glibc/blob/master/nptl/sysdeps/x86_64/tls.h#L34 */
diff --git a/tools/testing/selftests/bpf/progs/test_map_in_map.c b/tools/testing/selftests/bpf/progs/test_map_in_map.c
index 2985f262846e..e0028b6457c1 100644
--- a/tools/testing/selftests/bpf/progs/test_map_in_map.c
+++ b/tools/testing/selftests/bpf/progs/test_map_in_map.c
@@ -5,23 +5,23 @@
 #include <linux/types.h>
 #include "bpf_helpers.h"
 
-struct bpf_map_def SEC("maps") mim_array = {
-	.type = BPF_MAP_TYPE_ARRAY_OF_MAPS,
-	.key_size = sizeof(int),
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY_OF_MAPS);
+	__int(max_entries, 1);
+	__int(map_flags, 0);
+	__int(key_size, sizeof(__u32));
 	/* must be sizeof(__u32) for map in map */
-	.value_size = sizeof(__u32),
-	.max_entries = 1,
-	.map_flags = 0,
-};
-
-struct bpf_map_def SEC("maps") mim_hash = {
-	.type = BPF_MAP_TYPE_HASH_OF_MAPS,
-	.key_size = sizeof(int),
+	__int(value_size, sizeof(__u32));
+} mim_array SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_HASH_OF_MAPS);
+	__int(max_entries, 1);
+	__int(map_flags, 0);
+	__int(key_size, sizeof(int));
 	/* must be sizeof(__u32) for map in map */
-	.value_size = sizeof(__u32),
-	.max_entries = 1,
-	.map_flags = 0,
-};
+	__int(value_size, sizeof(__u32));
+} mim_hash SEC(".maps");
 
 SEC("xdp_mimtest")
 int xdp_mimtest0(struct xdp_md *ctx)
diff --git a/tools/testing/selftests/bpf/progs/test_obj_id.c b/tools/testing/selftests/bpf/progs/test_obj_id.c
index 726340fa6fe0..df3c3d9d251c 100644
--- a/tools/testing/selftests/bpf/progs/test_obj_id.c
+++ b/tools/testing/selftests/bpf/progs/test_obj_id.c
@@ -13,12 +13,12 @@
 
 int _version SEC("version") = 1;
 
-struct bpf_map_def SEC("maps") test_map_id = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(__u64),
-	.max_entries = 1,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, __u32);
+	__type(value, __u64);
+} test_map_id SEC(".maps");
 
 SEC("test_obj_id_dummy")
 int test_obj_id(struct __sk_buff *skb)
diff --git a/tools/testing/selftests/bpf/progs/test_xdp_loop.c b/tools/testing/selftests/bpf/progs/test_xdp_loop.c
index 7fa4677df22e..45bd5ab25dfd 100644
--- a/tools/testing/selftests/bpf/progs/test_xdp_loop.c
+++ b/tools/testing/selftests/bpf/progs/test_xdp_loop.c
@@ -18,19 +18,19 @@
 
 int _version SEC("version") = 1;
 
-struct bpf_map_def SEC("maps") rxcnt = {
-	.type = BPF_MAP_TYPE_PERCPU_ARRAY,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(__u64),
-	.max_entries = 256,
-};
-
-struct bpf_map_def SEC("maps") vip2tnl = {
-	.type = BPF_MAP_TYPE_HASH,
-	.key_size = sizeof(struct vip),
-	.value_size = sizeof(struct iptnl_info),
-	.max_entries = MAX_IPTNL_ENTRIES,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+	__int(max_entries, 256);
+	__type(key, __u32);
+	__type(value, __u64);
+} rxcnt SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, MAX_IPTNL_ENTRIES);
+	__type(key, struct vip);
+	__type(value, struct iptnl_info);
+} vip2tnl SEC(".maps");
 
 static __always_inline void count_tx(__u32 protocol)
 {
diff --git a/tools/testing/selftests/bpf/progs/xdp_redirect_map.c b/tools/testing/selftests/bpf/progs/xdp_redirect_map.c
index e87a985b9df9..8f05369b1034 100644
--- a/tools/testing/selftests/bpf/progs/xdp_redirect_map.c
+++ b/tools/testing/selftests/bpf/progs/xdp_redirect_map.c
@@ -3,12 +3,12 @@
 #include <linux/bpf.h>
 #include "bpf_helpers.h"
 
-struct bpf_map_def SEC("maps") tx_port = {
-	.type = BPF_MAP_TYPE_DEVMAP,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 8,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_DEVMAP);
+	__int(max_entries, 8);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} tx_port SEC(".maps");
 
 SEC("redirect_map_0")
 int xdp_redirect_map_0(struct xdp_md *xdp)
diff --git a/tools/testing/selftests/bpf/progs/xdping_kern.c b/tools/testing/selftests/bpf/progs/xdping_kern.c
index 87393e7c667c..3b0adfe8d685 100644
--- a/tools/testing/selftests/bpf/progs/xdping_kern.c
+++ b/tools/testing/selftests/bpf/progs/xdping_kern.c
@@ -17,12 +17,12 @@
 
 #include "xdping.h"
 
-struct bpf_map_def SEC("maps") ping_map = {
-	.type = BPF_MAP_TYPE_HASH,
-	.key_size = sizeof(__u32),
-	.value_size = sizeof(struct pinginfo),
-	.max_entries = 256,
-};
+struct {
+	__int(type, BPF_MAP_TYPE_HASH);
+	__int(max_entries, 256);
+	__type(key, __u32);
+	__type(value, struct pinginfo);
+} ping_map SEC(".maps");
 
 static __always_inline void swap_src_dst_mac(void *data)
 {
diff --git a/tools/testing/selftests/bpf/test_queue_stack_map.h b/tools/testing/selftests/bpf/test_queue_stack_map.h
index 295b9b3bc5c7..5eb376bbbbb3 100644
--- a/tools/testing/selftests/bpf/test_queue_stack_map.h
+++ b/tools/testing/selftests/bpf/test_queue_stack_map.h
@@ -10,21 +10,21 @@
 
 int _version SEC("version") = 1;
 
-struct bpf_map_def __attribute__ ((section("maps"), used)) map_in = {
-	.type = MAP_TYPE,
-	.key_size = 0,
-	.value_size = sizeof(__u32),
-	.max_entries = 32,
-	.map_flags = 0,
-};
-
-struct bpf_map_def __attribute__ ((section("maps"), used)) map_out = {
-	.type = MAP_TYPE,
-	.key_size = 0,
-	.value_size = sizeof(__u32),
-	.max_entries = 32,
-	.map_flags = 0,
-};
+struct {
+	__int(type, MAP_TYPE);
+	__int(max_entries, 32);
+	__int(map_flags, 0);
+	__int(key_size, 0);
+	__int(value_size, sizeof(__u32));
+} map_in SEC(".maps");
+
+struct {
+	__int(type, MAP_TYPE);
+	__int(max_entries, 32);
+	__int(map_flags, 0);
+	__int(key_size, 0);
+	__int(value_size, sizeof(__u32));
+} map_out SEC(".maps");
 
 SEC("test")
 int _test(struct __sk_buff *skb)
diff --git a/tools/testing/selftests/bpf/test_sockmap_kern.h b/tools/testing/selftests/bpf/test_sockmap_kern.h
index 4e7d3da21357..d5e472780dcd 100644
--- a/tools/testing/selftests/bpf/test_sockmap_kern.h
+++ b/tools/testing/selftests/bpf/test_sockmap_kern.h
@@ -28,61 +28,61 @@
  * are established and verdicts are decided.
  */
 
-struct bpf_map_def SEC("maps") sock_map = {
-	.type = TEST_MAP_TYPE,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
-
-struct bpf_map_def SEC("maps") sock_map_txmsg = {
-	.type = TEST_MAP_TYPE,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
-
-struct bpf_map_def SEC("maps") sock_map_redir = {
-	.type = TEST_MAP_TYPE,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 20,
-};
-
-struct bpf_map_def SEC("maps") sock_apply_bytes = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 1
-};
-
-struct bpf_map_def SEC("maps") sock_cork_bytes = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 1
-};
-
-struct bpf_map_def SEC("maps") sock_bytes = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 6
-};
-
-struct bpf_map_def SEC("maps") sock_redir_flags = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 1
-};
-
-struct bpf_map_def SEC("maps") sock_skb_opts = {
-	.type = BPF_MAP_TYPE_ARRAY,
-	.key_size = sizeof(int),
-	.value_size = sizeof(int),
-	.max_entries = 1
-};
+struct {
+	__int(type, TEST_MAP_TYPE);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map SEC(".maps");
+
+struct {
+	__int(type, TEST_MAP_TYPE);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map_txmsg SEC(".maps");
+
+struct {
+	__int(type, TEST_MAP_TYPE);
+	__int(max_entries, 20);
+	__int(key_size, sizeof(int));
+	__int(value_size, sizeof(int));
+} sock_map_redir SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, int);
+} sock_apply_bytes SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, int);
+} sock_cork_bytes SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 6);
+	__type(key, int);
+	__type(value, int);
+} sock_bytes SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, int);
+} sock_redir_flags SEC(".maps");
+
+struct {
+	__int(type, BPF_MAP_TYPE_ARRAY);
+	__int(max_entries, 1);
+	__type(key, int);
+	__type(value, int);
+} sock_skb_opts SEC(".maps");
 
 SEC("sk_skb1")
 int bpf_prog1(struct __sk_buff *skb)
-- 
2.17.1

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