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| author | Stanislav Fomichev <sdf@google.com> | 2019-01-16 20:10:03 +0100 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2019-01-17 10:30:31 +0100 |
| commit | 549d4d3da7c4a75c25ea2726223ab96a1eeb135f (patch) | |
| tree | 0e9311833bba261a792a79059e21fd7c63ede121 /tools/bpf/bpftool/map.c | |
| parent | bpftool: add peek command (diff) | |
| download | linux-549d4d3da7c4a75c25ea2726223ab96a1eeb135f.tar.xz linux-549d4d3da7c4a75c25ea2726223ab96a1eeb135f.zip | |
bpftool: add push and enqueue commands
This is intended to be used with queues and stacks and be more
user-friendly than 'update' without the key.
Example:
bpftool map create /sys/fs/bpf/q type queue value 4 entries 10 name q
bpftool map push pinned /sys/fs/bpf/q value 0 1 2 3
bpftool map peek pinned /sys/fs/bpf/q
value: 00 01 02 03
bpftool map create /sys/fs/bpf/s type stack value 4 entries 10 name s
bpftool map enqueue pinned /sys/fs/bpf/s value 0 1 2 3
bpftool map peek pinned /sys/fs/bpf/s
value: 00 01 02 03
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to '')
| -rw-r--r-- | tools/bpf/bpftool/map.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c index d7344fcd2089..6b5fcbe2d9d4 100644 --- a/tools/bpf/bpftool/map.c +++ b/tools/bpf/bpftool/map.c @@ -1169,6 +1169,8 @@ static int do_help(int argc, char **argv) " %s %s pin MAP FILE\n" " %s %s event_pipe MAP [cpu N index M]\n" " %s %s peek MAP\n" + " %s %s push MAP value VALUE\n" + " %s %s enqueue MAP value VALUE\n" " %s %s help\n" "\n" " " HELP_SPEC_MAP "\n" @@ -1186,7 +1188,8 @@ static int do_help(int argc, char **argv) bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], - bin_name, argv[-2], bin_name, argv[-2]); + bin_name, argv[-2], bin_name, argv[-2], bin_name, argv[-2], + bin_name, argv[-2]); return 0; } @@ -1204,6 +1207,8 @@ static const struct cmd cmds[] = { { "event_pipe", do_event_pipe }, { "create", do_create }, { "peek", do_lookup }, + { "push", do_update }, + { "enqueue", do_update }, { 0 } }; |