Commit 88ad472b authored by Alexei Starovoitov's avatar Alexei Starovoitov Committed by Daniel Borkmann
Browse files

tools/bpftool: recognize bpf_prog_info run_time_ns and run_cnt 



$ bpftool p s
1: kprobe  tag a56587d488d216c9  gpl run_time_ns 79786 run_cnt 8
	loaded_at 2019-02-22T12:22:51-0800  uid 0
	xlated 352B  not jited  memlock 4096B

$ bpftool --json --pretty p s
[{
        "id": 1,
        "type": "kprobe",
        "tag": "a56587d488d216c9",
        "gpl_compatible": true,
        "run_time_ns": 79786,
        "run_cnt": 8,
        "loaded_at": 1550866971,
        "uid": 0,
        "bytes_xlated": 352,
        "jited": false,
        "bytes_memlock": 4096
    }
]

Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
parent b1eca86d

tools/bpf/bpftool/Documentation/bpftool-prog.rst

+3 −1
Original line number Diff line number Diff line
@@ -171,7 +171,7 @@ EXAMPLES 


::



    10: xdp  name some_prog  tag 005a3d2123620c8b  gpl

    10: xdp  name some_prog  tag 005a3d2123620c8b  gpl run_time_ns 81632 run_cnt 10

            loaded_at 2017-09-29T20:11:00+0000  uid 0

            xlated 528B  jited 370B  memlock 4096B  map_ids 10
@@ -184,6 +184,8 @@ EXAMPLES 
            "type": "xdp",

            "tag": "005a3d2123620c8b",

            "gpl_compatible": true,

            "run_time_ns": 81632,

            "run_cnt": 10,

            "loaded_at": 1506715860,

            "uid": 0,

            "bytes_xlated": 528,

tools/bpf/bpftool/prog.c

+7 −0
Original line number Diff line number Diff line
@@ -214,6 +214,10 @@ static void print_prog_json(struct bpf_prog_info *info, int fd) 
		     info->tag[4], info->tag[5], info->tag[6], info->tag[7]);



	jsonw_bool_field(json_wtr, "gpl_compatible", info->gpl_compatible);

	if (info->run_time_ns) {

		jsonw_uint_field(json_wtr, "run_time_ns", info->run_time_ns);

		jsonw_uint_field(json_wtr, "run_cnt", info->run_cnt);

	}



	print_dev_json(info->ifindex, info->netns_dev, info->netns_ino);
@@ -277,6 +281,9 @@ static void print_prog_plain(struct bpf_prog_info *info, int fd) 
	fprint_hex(stdout, info->tag, BPF_TAG_SIZE, "");

	print_dev_plain(info->ifindex, info->netns_dev, info->netns_ino);

	printf("%s", info->gpl_compatible ? "  gpl" : "");

	if (info->run_time_ns)

		printf(" run_time_ns %lld run_cnt %lld",

		       info->run_time_ns, info->run_cnt);

	printf("\n");



	if (info->load_time) {

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