[bpf] tools/bpftool: add ringbuf map to a list of known map types

Message ID 20200615225355.366256-1-andriin@fb.com
State New
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  • [bpf] tools/bpftool: add ringbuf map to a list of known map types
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Commit Message

Andrii Nakryiko June 15, 2020, 10:53 p.m.
Add symbolic name "ringbuf" to map to BPF_MAP_TYPE_RINGBUF. Without this,
users will see "type 27" instead of "ringbuf" in `map show` output.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
---
 tools/bpf/bpftool/map.c | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index c5fac8068ba1..99109a6afe17 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -49,6 +49,7 @@  const char * const map_type_name[] = {
 	[BPF_MAP_TYPE_STACK]			= "stack",
 	[BPF_MAP_TYPE_SK_STORAGE]		= "sk_storage",
 	[BPF_MAP_TYPE_STRUCT_OPS]		= "struct_ops",
+	[BPF_MAP_TYPE_RINGBUF]			= "ringbuf",
 };
 
 const size_t map_type_name_size = ARRAY_SIZE(map_type_name);