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From: Martin KaFai Lau <kafai@fb.com>
To: <netdev@vger.kernel.org>
Cc: Alexei Starovoitov <ast@fb.com>,
	Daniel Borkmann <daniel@iogearbox.net>, <kernel-team@fb.com>
Subject: [PATCH bpf-next 2/7] bpf: tools: Sync uapi bpf.h
Date: Fri, 7 Dec 2018 16:42:26 -0800	[thread overview]
Message-ID: <20181208004226.2495044-1-kafai@fb.com> (raw)
In-Reply-To: <20181208004224.2494845-1-kafai@fb.com>

Sync uapi bpf.h to tools/include/uapi/linux for
the new bpf_line_info.

Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: Yonghong Song <yhs@fb.com>
---
 tools/include/uapi/linux/bpf.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 16263e8827fc..7973c28b24a0 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -356,6 +356,9 @@ union bpf_attr {
 		__u32		func_info_rec_size;	/* userspace bpf_func_info size */
 		__aligned_u64	func_info;	/* func info */
 		__u32		func_info_cnt;	/* number of bpf_func_info records */
+		__u32		line_info_rec_size;	/* userspace bpf_line_info size */
+		__aligned_u64	line_info;	/* line info */
+		__u32		line_info_cnt;	/* number of bpf_line_info records */
 	};
 
 	struct { /* anonymous struct used by BPF_OBJ_* commands */
@@ -2679,6 +2682,12 @@ struct bpf_prog_info {
 	__u32 func_info_rec_size;
 	__aligned_u64 func_info;
 	__u32 func_info_cnt;
+	__u32 line_info_cnt;
+	__aligned_u64 line_info;
+	__aligned_u64 jited_line_info;
+	__u32 jited_line_info_cnt;
+	__u32 line_info_rec_size;
+	__u32 jited_line_info_rec_size;
 } __attribute__((aligned(8)));
 
 struct bpf_map_info {
@@ -2995,4 +3004,14 @@ struct bpf_func_info {
 	__u32	type_id;
 };
 
+#define BPF_LINE_INFO_LINE_NUM(line_col)	((line_col) >> 10)
+#define BPF_LINE_INFO_LINE_COL(line_col)	((line_col) & 0x3ff)
+
+struct bpf_line_info {
+	__u32	insn_off;
+	__u32	file_name_off;
+	__u32	line_off;
+	__u32	line_col;
+};
+
 #endif /* _UAPI__LINUX_BPF_H__ */
-- 
2.17.1

  parent reply	other threads:[~2018-12-08  0:42 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-08  0:42 [PATCH bpf-next 0/7] Introduce bpf_line_info Martin KaFai Lau
2018-12-08  0:42 ` [PATCH bpf-next 1/7] bpf: Add bpf_line_info support Martin KaFai Lau
2018-12-08  0:42 ` Martin KaFai Lau [this message]
2018-12-08  0:42 ` [PATCH bpf-next 3/7] bpf: Refactor and bug fix in test_func_type in test_btf.c Martin KaFai Lau
2018-12-08  0:42 ` [PATCH bpf-next 4/7] bpf: Add unit tests for bpf_line_info Martin KaFai Lau
2018-12-08  0:42 ` [PATCH bpf-next 5/7] bpf: libbpf: Refactor and bug fix on the bpf_func_info loading logic Martin KaFai Lau
2018-12-08  0:42 ` [PATCH bpf-next 6/7] bpf: libbpf: Add btf_line_info support to libbpf Martin KaFai Lau
2018-12-08  0:42 ` [PATCH bpf-next 7/7] bpf: libbpf: bpftool: Print bpf_line_info during prog dump Martin KaFai Lau
2018-12-10  1:18   ` Jakub Kicinski
2018-12-09 22:08 ` [PATCH bpf-next 0/7] Introduce bpf_line_info Alexei Starovoitov

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