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[bpf,4/6] tools: bpftool: make syntax for program map update explicit in man page

Message ID 20180208042717.15252-5-jakub.kicinski@netronome.com
State Accepted, archived
Delegated to: BPF Maintainers
Headers show
Series [bpf,1/6] nfp: bpf: fix immed relocation for larger offsets | expand

Commit Message

Jakub Kicinski Feb. 8, 2018, 4:27 a.m. UTC 
From: Quentin Monnet <quentin.monnet@netronome.com>

Specify in the documentation that when using bpftool to update a map of
type BPF_MAP_TYPE_PROG_ARRAY, the syntax for the program used as a value
should use the "id|tag|pinned" keywords convention, as used with
"bpftool prog" commands.

Fixes: ff69c21a85a4 ("tools: bpftool: add documentation")
Signed-off-by: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
---
 tools/bpf/bpftool/Documentation/bpftool-map.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/tools/bpf/bpftool/Documentation/bpftool-map.rst b/tools/bpf/bpftool/Documentation/bpftool-map.rst
index 0ab32b312aec..457e868bd32f 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-map.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-map.rst
@@ -31,7 +31,8 @@  MAP COMMANDS
 |	**bpftool** **map help**
 |
 |	*MAP* := { **id** *MAP_ID* | **pinned** *FILE* }
-|	*VALUE* := { *BYTES* | *MAP* | *PROGRAM* }
+|	*PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* }
+|	*VALUE* := { *BYTES* | *MAP* | *PROG* }
 |	*UPDATE_FLAGS* := { **any** | **exist** | **noexist** }
 
 DESCRIPTION