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-rw-r--r--samples/bpf/hbm_kern.h27
-rw-r--r--samples/bpf/map_perf_test_kern.c23
-rw-r--r--samples/bpf/parse_ldabs.c1
-rw-r--r--samples/bpf/sockex1_kern.c1
-rw-r--r--samples/bpf/sockex2_kern.c1
-rw-r--r--samples/bpf/sockex3_kern.c1
-rw-r--r--samples/bpf/tcbpf1_kern.c1
-rw-r--r--samples/bpf/test_map_in_map_kern.c15
-rw-r--r--tools/testing/selftests/bpf/bpf_helpers.h24
-rw-r--r--tools/testing/selftests/bpf/bpf_legacy.h39
-rw-r--r--tools/testing/selftests/bpf/progs/sockopt_sk.c13
-rw-r--r--tools/testing/selftests/bpf/progs/tcp_rtt.c13
-rw-r--r--tools/testing/selftests/bpf/progs/test_btf_haskv.c1
-rw-r--r--tools/testing/selftests/bpf/progs/test_btf_newkv.c1
14 files changed, 91 insertions, 70 deletions
diff --git a/samples/bpf/hbm_kern.h b/samples/bpf/hbm_kern.h
index aa207a2eebbd..4edaf47876ca 100644
--- a/samples/bpf/hbm_kern.h
+++ b/samples/bpf/hbm_kern.h
@@ -59,21 +59,18 @@
#define BYTES_PER_NS(delta, rate) ((((u64)(delta)) * (rate)) >> 20)
#define BYTES_TO_NS(bytes, rate) div64_u64(((u64)(bytes)) << 20, (u64)(rate))
-struct bpf_map_def SEC("maps") queue_state = {
- .type = BPF_MAP_TYPE_CGROUP_STORAGE,
- .key_size = sizeof(struct bpf_cgroup_storage_key),
- .value_size = sizeof(struct hbm_vqueue),
-};
-BPF_ANNOTATE_KV_PAIR(queue_state, struct bpf_cgroup_storage_key,
- struct hbm_vqueue);
-
-struct bpf_map_def SEC("maps") queue_stats = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct hbm_queue_stats),
- .max_entries = 1,
-};
-BPF_ANNOTATE_KV_PAIR(queue_stats, int, struct hbm_queue_stats);
+struct {
+ __uint(type, BPF_MAP_TYPE_CGROUP_STORAGE);
+ __type(key, struct bpf_cgroup_storage_key);
+ __type(value, struct hbm_vqueue);
+} queue_state SEC(".maps");
+
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __uint(max_entries, 1);
+ __type(key, u32);
+ __type(value, struct hvm_queue_stats);
+} queue_stats SEC(".maps");
struct hbm_pkt_info {
int cwnd;
diff --git a/samples/bpf/map_perf_test_kern.c b/samples/bpf/map_perf_test_kern.c
index 2b2ffb97018b..f47ee513cb7c 100644
--- a/samples/bpf/map_perf_test_kern.c
+++ b/samples/bpf/map_perf_test_kern.c
@@ -9,25 +9,26 @@
#include <linux/version.h>
#include <uapi/linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
#define MAX_ENTRIES 1000
#define MAX_NR_CPUS 1024
-struct bpf_map_def SEC("maps") hash_map = {
+struct bpf_map_def_legacy SEC("maps") hash_map = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
.max_entries = MAX_ENTRIES,
};
-struct bpf_map_def SEC("maps") lru_hash_map = {
+struct bpf_map_def_legacy SEC("maps") lru_hash_map = {
.type = BPF_MAP_TYPE_LRU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
.max_entries = 10000,
};
-struct bpf_map_def SEC("maps") nocommon_lru_hash_map = {
+struct bpf_map_def_legacy SEC("maps") nocommon_lru_hash_map = {
.type = BPF_MAP_TYPE_LRU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
@@ -35,7 +36,7 @@ struct bpf_map_def SEC("maps") nocommon_lru_hash_map = {
.map_flags = BPF_F_NO_COMMON_LRU,
};
-struct bpf_map_def SEC("maps") inner_lru_hash_map = {
+struct bpf_map_def_legacy SEC("maps") inner_lru_hash_map = {
.type = BPF_MAP_TYPE_LRU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
@@ -44,20 +45,20 @@ struct bpf_map_def SEC("maps") inner_lru_hash_map = {
.numa_node = 0,
};
-struct bpf_map_def SEC("maps") array_of_lru_hashs = {
+struct bpf_map_def_legacy SEC("maps") array_of_lru_hashs = {
.type = BPF_MAP_TYPE_ARRAY_OF_MAPS,
.key_size = sizeof(u32),
.max_entries = MAX_NR_CPUS,
};
-struct bpf_map_def SEC("maps") percpu_hash_map = {
+struct bpf_map_def_legacy SEC("maps") percpu_hash_map = {
.type = BPF_MAP_TYPE_PERCPU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
.max_entries = MAX_ENTRIES,
};
-struct bpf_map_def SEC("maps") hash_map_alloc = {
+struct bpf_map_def_legacy SEC("maps") hash_map_alloc = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
@@ -65,7 +66,7 @@ struct bpf_map_def SEC("maps") hash_map_alloc = {
.map_flags = BPF_F_NO_PREALLOC,
};
-struct bpf_map_def SEC("maps") percpu_hash_map_alloc = {
+struct bpf_map_def_legacy SEC("maps") percpu_hash_map_alloc = {
.type = BPF_MAP_TYPE_PERCPU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
@@ -73,7 +74,7 @@ struct bpf_map_def SEC("maps") percpu_hash_map_alloc = {
.map_flags = BPF_F_NO_PREALLOC,
};
-struct bpf_map_def SEC("maps") lpm_trie_map_alloc = {
+struct bpf_map_def_legacy SEC("maps") lpm_trie_map_alloc = {
.type = BPF_MAP_TYPE_LPM_TRIE,
.key_size = 8,
.value_size = sizeof(long),
@@ -81,14 +82,14 @@ struct bpf_map_def SEC("maps") lpm_trie_map_alloc = {
.map_flags = BPF_F_NO_PREALLOC,
};
-struct bpf_map_def SEC("maps") array_map = {
+struct bpf_map_def_legacy SEC("maps") array_map = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(u32),
.value_size = sizeof(long),
.max_entries = MAX_ENTRIES,
};
-struct bpf_map_def SEC("maps") lru_hash_lookup_map = {
+struct bpf_map_def_legacy SEC("maps") lru_hash_lookup_map = {
.type = BPF_MAP_TYPE_LRU_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(long),
diff --git a/samples/bpf/parse_ldabs.c b/samples/bpf/parse_ldabs.c
index 6db6b21fdc6d..ef5892377beb 100644
--- a/samples/bpf/parse_ldabs.c
+++ b/samples/bpf/parse_ldabs.c
@@ -12,6 +12,7 @@
#include <linux/udp.h>
#include <uapi/linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
#define DEFAULT_PKTGEN_UDP_PORT 9
#define IP_MF 0x2000
diff --git a/samples/bpf/sockex1_kern.c b/samples/bpf/sockex1_kern.c
index ed18e9a4909c..f96943f443ab 100644
--- a/samples/bpf/sockex1_kern.c
+++ b/samples/bpf/sockex1_kern.c
@@ -3,6 +3,7 @@
#include <uapi/linux/if_packet.h>
#include <uapi/linux/ip.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
struct bpf_map_def SEC("maps") my_map = {
.type = BPF_MAP_TYPE_ARRAY,
diff --git a/samples/bpf/sockex2_kern.c b/samples/bpf/sockex2_kern.c
index f2f9dbc021b0..5566fa7d92fa 100644
--- a/samples/bpf/sockex2_kern.c
+++ b/samples/bpf/sockex2_kern.c
@@ -1,5 +1,6 @@
#include <uapi/linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
#include <uapi/linux/in.h>
#include <uapi/linux/if.h>
#include <uapi/linux/if_ether.h>
diff --git a/samples/bpf/sockex3_kern.c b/samples/bpf/sockex3_kern.c
index c527b57d3ec8..151dd842ecc0 100644
--- a/samples/bpf/sockex3_kern.c
+++ b/samples/bpf/sockex3_kern.c
@@ -6,6 +6,7 @@
*/
#include <uapi/linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
#include <uapi/linux/in.h>
#include <uapi/linux/if.h>
#include <uapi/linux/if_ether.h>
diff --git a/samples/bpf/tcbpf1_kern.c b/samples/bpf/tcbpf1_kern.c
index 274c884c87fe..ff43341bdfce 100644
--- a/samples/bpf/tcbpf1_kern.c
+++ b/samples/bpf/tcbpf1_kern.c
@@ -8,6 +8,7 @@
#include <uapi/linux/filter.h>
#include <uapi/linux/pkt_cls.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
/* compiler workaround */
#define _htonl __builtin_bswap32
diff --git a/samples/bpf/test_map_in_map_kern.c b/samples/bpf/test_map_in_map_kern.c
index 42c44d091dd1..8101bf3dc7f7 100644
--- a/samples/bpf/test_map_in_map_kern.c
+++ b/samples/bpf/test_map_in_map_kern.c
@@ -11,11 +11,12 @@
#include <uapi/linux/bpf.h>
#include <uapi/linux/in6.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
#define MAX_NR_PORTS 65536
/* map #0 */
-struct bpf_map_def SEC("maps") port_a = {
+struct bpf_map_def_legacy SEC("maps") port_a = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(u32),
.value_size = sizeof(int),
@@ -23,7 +24,7 @@ struct bpf_map_def SEC("maps") port_a = {
};
/* map #1 */
-struct bpf_map_def SEC("maps") port_h = {
+struct bpf_map_def_legacy SEC("maps") port_h = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(int),
@@ -31,7 +32,7 @@ struct bpf_map_def SEC("maps") port_h = {
};
/* map #2 */
-struct bpf_map_def SEC("maps") reg_result_h = {
+struct bpf_map_def_legacy SEC("maps") reg_result_h = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(int),
@@ -39,7 +40,7 @@ struct bpf_map_def SEC("maps") reg_result_h = {
};
/* map #3 */
-struct bpf_map_def SEC("maps") inline_result_h = {
+struct bpf_map_def_legacy SEC("maps") inline_result_h = {
.type = BPF_MAP_TYPE_HASH,
.key_size = sizeof(u32),
.value_size = sizeof(int),
@@ -47,7 +48,7 @@ struct bpf_map_def SEC("maps") inline_result_h = {
};
/* map #4 */ /* Test case #0 */
-struct bpf_map_def SEC("maps") a_of_port_a = {
+struct bpf_map_def_legacy SEC("maps") a_of_port_a = {
.type = BPF_MAP_TYPE_ARRAY_OF_MAPS,
.key_size = sizeof(u32),
.inner_map_idx = 0, /* map_fd[0] is port_a */
@@ -55,7 +56,7 @@ struct bpf_map_def SEC("maps") a_of_port_a = {
};
/* map #5 */ /* Test case #1 */
-struct bpf_map_def SEC("maps") h_of_port_a = {
+struct bpf_map_def_legacy SEC("maps") h_of_port_a = {
.type = BPF_MAP_TYPE_HASH_OF_MAPS,
.key_size = sizeof(u32),
.inner_map_idx = 0, /* map_fd[0] is port_a */
@@ -63,7 +64,7 @@ struct bpf_map_def SEC("maps") h_of_port_a = {
};
/* map #6 */ /* Test case #2 */
-struct bpf_map_def SEC("maps") h_of_port_h = {
+struct bpf_map_def_legacy SEC("maps") h_of_port_h = {
.type = BPF_MAP_TYPE_HASH_OF_MAPS,
.key_size = sizeof(u32),
.inner_map_idx = 1, /* map_fd[1] is port_h */
diff --git a/tools/testing/selftests/bpf/bpf_helpers.h b/tools/testing/selftests/bpf/bpf_helpers.h
index ffd4d8c9a087..c7cfc27063d4 100644
--- a/tools/testing/selftests/bpf/bpf_helpers.h
+++ b/tools/testing/selftests/bpf/bpf_helpers.h
@@ -21,19 +21,8 @@
*/
#define SEC(NAME) __attribute__((section(NAME), used))
-/* llvm builtin functions that eBPF C program may use to
- * emit BPF_LD_ABS and BPF_LD_IND instructions
- */
-struct sk_buff;
-unsigned long long load_byte(void *skb,
- unsigned long long off) asm("llvm.bpf.load.byte");
-unsigned long long load_half(void *skb,
- unsigned long long off) asm("llvm.bpf.load.half");
-unsigned long long load_word(void *skb,
- unsigned long long off) asm("llvm.bpf.load.word");
-
/* a helper structure used by eBPF C program
- * to describe map attributes to elf_bpf loader
+ * to describe BPF map attributes to libbpf loader
*/
struct bpf_map_def {
unsigned int type;
@@ -41,19 +30,8 @@ struct bpf_map_def {
unsigned int value_size;
unsigned int max_entries;
unsigned int map_flags;
- unsigned int inner_map_idx;
- unsigned int numa_node;
};
-#define BPF_ANNOTATE_KV_PAIR(name, type_key, type_val) \
- struct ____btf_map_##name { \
- type_key key; \
- type_val value; \
- }; \
- struct ____btf_map_##name \
- __attribute__ ((section(".maps." #name), used)) \
- ____btf_map_##name = { }
-
/* Scan the ARCH passed in from ARCH env variable (see Makefile) */
#if defined(__TARGET_ARCH_x86)
#define bpf_target_x86
diff --git a/tools/testing/selftests/bpf/bpf_legacy.h b/tools/testing/selftests/bpf/bpf_legacy.h
new file mode 100644
index 000000000000..6f8988738bc1
--- /dev/null
+++ b/tools/testing/selftests/bpf/bpf_legacy.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+#ifndef __BPF_LEGACY__
+#define __BPF_LEGACY__
+
+/*
+ * legacy bpf_map_def with extra fields supported only by bpf_load(), do not
+ * use outside of samples/bpf
+ */
+struct bpf_map_def_legacy {
+ unsigned int type;
+ unsigned int key_size;
+ unsigned int value_size;
+ unsigned int max_entries;
+ unsigned int map_flags;
+ unsigned int inner_map_idx;
+ unsigned int numa_node;
+};
+
+#define BPF_ANNOTATE_KV_PAIR(name, type_key, type_val) \
+ struct ____btf_map_##name { \
+ type_key key; \
+ type_val value; \
+ }; \
+ struct ____btf_map_##name \
+ __attribute__ ((section(".maps." #name), used)) \
+ ____btf_map_##name = { }
+
+/* llvm builtin functions that eBPF C program may use to
+ * emit BPF_LD_ABS and BPF_LD_IND instructions
+ */
+unsigned long long load_byte(void *skb,
+ unsigned long long off) asm("llvm.bpf.load.byte");
+unsigned long long load_half(void *skb,
+ unsigned long long off) asm("llvm.bpf.load.half");
+unsigned long long load_word(void *skb,
+ unsigned long long off) asm("llvm.bpf.load.word");
+
+#endif
+
diff --git a/tools/testing/selftests/bpf/progs/sockopt_sk.c b/tools/testing/selftests/bpf/progs/sockopt_sk.c
index 9a3d1c79e6fe..1bafbb944e37 100644
--- a/tools/testing/selftests/bpf/progs/sockopt_sk.c
+++ b/tools/testing/selftests/bpf/progs/sockopt_sk.c
@@ -14,13 +14,12 @@ struct sockopt_sk {
__u8 val;
};
-struct bpf_map_def SEC("maps") socket_storage_map = {
- .type = BPF_MAP_TYPE_SK_STORAGE,
- .key_size = sizeof(int),
- .value_size = sizeof(struct sockopt_sk),
- .map_flags = BPF_F_NO_PREALLOC,
-};
-BPF_ANNOTATE_KV_PAIR(socket_storage_map, int, struct sockopt_sk);
+struct {
+ __uint(type, BPF_MAP_TYPE_SK_STORAGE);
+ __uint(map_flags, BPF_F_NO_PREALLOC);
+ __type(key, int);
+ __type(value, struct sockopt_sk);
+} socket_storage_map SEC(".maps");
SEC("cgroup/getsockopt")
int _getsockopt(struct bpf_sockopt *ctx)
diff --git a/tools/testing/selftests/bpf/progs/tcp_rtt.c b/tools/testing/selftests/bpf/progs/tcp_rtt.c
index 233bdcb1659e..2cf813a06b83 100644
--- a/tools/testing/selftests/bpf/progs/tcp_rtt.c
+++ b/tools/testing/selftests/bpf/progs/tcp_rtt.c
@@ -13,13 +13,12 @@ struct tcp_rtt_storage {
__u32 icsk_retransmits;
};
-struct bpf_map_def SEC("maps") socket_storage_map = {
- .type = BPF_MAP_TYPE_SK_STORAGE,
- .key_size = sizeof(int),
- .value_size = sizeof(struct tcp_rtt_storage),
- .map_flags = BPF_F_NO_PREALLOC,
-};
-BPF_ANNOTATE_KV_PAIR(socket_storage_map, int, struct tcp_rtt_storage);
+struct {
+ __uint(type, BPF_MAP_TYPE_SK_STORAGE);
+ __uint(map_flags, BPF_F_NO_PREALLOC);
+ __type(key, int);
+ __type(value, struct tcp_rtt_storage);
+} socket_storage_map SEC(".maps");
SEC("sockops")
int _sockops(struct bpf_sock_ops *ctx)
diff --git a/tools/testing/selftests/bpf/progs/test_btf_haskv.c b/tools/testing/selftests/bpf/progs/test_btf_haskv.c
index e5c79fe0ffdb..763c51447c19 100644
--- a/tools/testing/selftests/bpf/progs/test_btf_haskv.c
+++ b/tools/testing/selftests/bpf/progs/test_btf_haskv.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2018 Facebook */
#include <linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
int _version SEC("version") = 1;
diff --git a/tools/testing/selftests/bpf/progs/test_btf_newkv.c b/tools/testing/selftests/bpf/progs/test_btf_newkv.c
index 5ee3622ddebb..96f9e8451029 100644
--- a/tools/testing/selftests/bpf/progs/test_btf_newkv.c
+++ b/tools/testing/selftests/bpf/progs/test_btf_newkv.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2018 Facebook */
#include <linux/bpf.h>
#include "bpf_helpers.h"
+#include "bpf_legacy.h"
int _version SEC("version") = 1;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.