netdev - [PATCH bpf-next v10 07/11] tools/bpf: Sync btf

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Message-Id: <20220622160346.967594-8-sdf@google.com>
Date:   Wed, 22 Jun 2022 09:03:42 -0700
From:   Stanislav Fomichev <sdf@...gle.com>
To:     netdev@...r.kernel.org, bpf@...r.kernel.org
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        Stanislav Fomichev <sdf@...gle.com>
Subject: [PATCH bpf-next v10 07/11] tools/bpf: Sync btf_ids.h to tools

Has been slowly getting out of sync, let's update it.

resolve_btfids usage has been updated to match the header changes.

Signed-off-by: Stanislav Fomichev <sdf@...gle.com>
---
 tools/include/linux/btf_ids.h                 | 35 +++++++++++++++----
 .../selftests/bpf/prog_tests/resolve_btfids.c |  2 +-
 2 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/tools/include/linux/btf_ids.h b/tools/include/linux/btf_ids.h
index 57890b357f85..71e54b1e3796 100644
--- a/tools/include/linux/btf_ids.h
+++ b/tools/include/linux/btf_ids.h
@@ -73,7 +73,7 @@ asm(							\
 __BTF_ID_LIST(name, local)				\
 extern u32 name[];
 
-#define BTF_ID_LIST_GLOBAL(name)			\
+#define BTF_ID_LIST_GLOBAL(name, n)			\
 __BTF_ID_LIST(name, globl)
 
 /* The BTF_ID_LIST_SINGLE macro defines a BTF_ID_LIST with
@@ -82,6 +82,9 @@ __BTF_ID_LIST(name, globl)
 #define BTF_ID_LIST_SINGLE(name, prefix, typename)	\
 	BTF_ID_LIST(name) \
 	BTF_ID(prefix, typename)
+#define BTF_ID_LIST_GLOBAL_SINGLE(name, prefix, typename) \
+	BTF_ID_LIST_GLOBAL(name, 1)			  \
+	BTF_ID(prefix, typename)
 
 /*
  * The BTF_ID_UNUSED macro defines 4 zero bytes.
@@ -143,13 +146,14 @@ extern struct btf_id_set name;
 
 #else
 
-#define BTF_ID_LIST(name) static u32 name[5];
+#define BTF_ID_LIST(name) static u32 __maybe_unused name[5];
 #define BTF_ID(prefix, name)
 #define BTF_ID_UNUSED
-#define BTF_ID_LIST_GLOBAL(name) u32 name[1];
-#define BTF_ID_LIST_SINGLE(name, prefix, typename) static u32 name[1];
-#define BTF_SET_START(name) static struct btf_id_set name = { 0 };
-#define BTF_SET_START_GLOBAL(name) static struct btf_id_set name = { 0 };
+#define BTF_ID_LIST_GLOBAL(name, n) u32 __maybe_unused name[n];
+#define BTF_ID_LIST_SINGLE(name, prefix, typename) static u32 __maybe_unused name[1];
+#define BTF_ID_LIST_GLOBAL_SINGLE(name, prefix, typename) u32 __maybe_unused name[1];
+#define BTF_SET_START(name) static struct btf_id_set __maybe_unused name = { 0 };
+#define BTF_SET_START_GLOBAL(name) static struct btf_id_set __maybe_unused name = { 0 };
 #define BTF_SET_END(name)
 
 #endif /* CONFIG_DEBUG_INFO_BTF */
@@ -172,7 +176,10 @@ extern struct btf_id_set name;
 	BTF_SOCK_TYPE(BTF_SOCK_TYPE_TCP_TW, tcp_timewait_sock)		\
 	BTF_SOCK_TYPE(BTF_SOCK_TYPE_TCP6, tcp6_sock)			\
 	BTF_SOCK_TYPE(BTF_SOCK_TYPE_UDP, udp_sock)			\
-	BTF_SOCK_TYPE(BTF_SOCK_TYPE_UDP6, udp6_sock)
+	BTF_SOCK_TYPE(BTF_SOCK_TYPE_UDP6, udp6_sock)			\
+	BTF_SOCK_TYPE(BTF_SOCK_TYPE_UNIX, unix_sock)			\
+	BTF_SOCK_TYPE(BTF_SOCK_TYPE_MPTCP, mptcp_sock)			\
+	BTF_SOCK_TYPE(BTF_SOCK_TYPE_SOCKET, socket)
 
 enum {
 #define BTF_SOCK_TYPE(name, str) name,
@@ -184,4 +191,18 @@ MAX_BTF_SOCK_TYPE,
 extern u32 btf_sock_ids[];
 #endif
 
+#define BTF_TRACING_TYPE_xxx	\
+	BTF_TRACING_TYPE(BTF_TRACING_TYPE_TASK, task_struct)	\
+	BTF_TRACING_TYPE(BTF_TRACING_TYPE_FILE, file)		\
+	BTF_TRACING_TYPE(BTF_TRACING_TYPE_VMA, vm_area_struct)
+
+enum {
+#define BTF_TRACING_TYPE(name, type) name,
+BTF_TRACING_TYPE_xxx
+#undef BTF_TRACING_TYPE
+MAX_BTF_TRACING_TYPE,
+};
+
+extern u32 btf_tracing_ids[];
+
 #endif
diff --git a/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c b/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c
index f4a13d9dd5c8..c197261d02e2 100644
--- a/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c
+++ b/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c
@@ -44,7 +44,7 @@ BTF_ID(union,   U)
 BTF_ID(func,    func)
 
 extern __u32 test_list_global[];
-BTF_ID_LIST_GLOBAL(test_list_global)
+BTF_ID_LIST_GLOBAL(test_list_global, 1)
 BTF_ID_UNUSED
 BTF_ID(typedef, S)
 BTF_ID(typedef, T)
-- 
2.37.0.rc0.104.g0611611a94-goog