diff options
| author | Roman Gushchin <guro@fb.com> | 2017-12-13 15:18:53 +0000 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2017-12-14 13:37:13 +0100 |
| commit | 49a086c201a9356287471aa5846a427bdcecc4f7 (patch) | |
| tree | 0fc32d8eb8543ded1ccef6f36cbebd070dafc0b3 /tools/bpf/bpftool/Documentation/bpftool-prog.rst | |
| parent | fe4d44b23f6b38194a92c6b8a50d921a071c4db4 (diff) | |
| download | linux-0-day-49a086c201a9356287471aa5846a427bdcecc4f7.tar.gz linux-0-day-49a086c201a9356287471aa5846a427bdcecc4f7.tar.xz | |
bpftool: implement prog load command
Add the prog load command to load a bpf program from a specified
binary file and pin it to bpffs.
Usage description and examples are given in the corresponding man
page.
Syntax:
$ bpftool prog load OBJ FILE
FILE is a non-existing file on bpffs.
Signed-off-by: Roman Gushchin <guro@fb.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Quentin Monnet <quentin.monnet@netronome.com>
Cc: David Ahern <dsahern@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools/bpf/bpftool/Documentation/bpftool-prog.rst')
| -rw-r--r-- | tools/bpf/bpftool/Documentation/bpftool-prog.rst | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst index 36e8d1c3c40d1..ffdb20e8280f0 100644 --- a/tools/bpf/bpftool/Documentation/bpftool-prog.rst +++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst @@ -15,7 +15,7 @@ SYNOPSIS *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } } *COMMANDS* := - { **show** | **dump xlated** | **dump jited** | **pin** | **help** } + { **show** | **dump xlated** | **dump jited** | **pin** | **load** | **help** } MAP COMMANDS ============= @@ -24,6 +24,7 @@ MAP COMMANDS | **bpftool** **prog dump xlated** *PROG* [{**file** *FILE* | **opcodes**}] | **bpftool** **prog dump jited** *PROG* [{**file** *FILE* | **opcodes**}] | **bpftool** **prog pin** *PROG* *FILE* +| **bpftool** **prog load** *OBJ* *FILE* | **bpftool** **prog help** | | *PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* } @@ -57,6 +58,11 @@ DESCRIPTION Note: *FILE* must be located in *bpffs* mount. + **bpftool prog load** *OBJ* *FILE* + Load bpf program from binary *OBJ* and pin as *FILE*. + + Note: *FILE* must be located in *bpffs* mount. + **bpftool prog help** Print short help message. @@ -126,8 +132,10 @@ EXAMPLES | | **# mount -t bpf none /sys/fs/bpf/** | **# bpftool prog pin id 10 /sys/fs/bpf/prog** +| **# bpftool prog load ./my_prog.o /sys/fs/bpf/prog2** | **# ls -l /sys/fs/bpf/** | -rw------- 1 root root 0 Jul 22 01:43 prog +| -rw------- 1 root root 0 Jul 22 01:44 prog2 **# bpftool prog dum jited pinned /sys/fs/bpf/prog opcodes** |