[PATCH bpf-next 01/17] bpftool: support dumping BTF VAR's "extern" linkage

[Andrii Nakryiko]

Add dumping of "extern" linkage for BTF VAR kind. Also shorten
"global-allocated" to "global" to be in line with FUNC's "global".

Signed-off-by: Andrii Nakryiko <and...@kernel.org>
---
 tools/bpf/bpftool/btf.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
index 62953bbf68b4..001749a34899 100644
--- a/tools/bpf/bpftool/btf.c
+++ b/tools/bpf/bpftool/btf.c
@@ -71,7 +71,9 @@ static const char *btf_var_linkage_str(__u32 linkage)
        case BTF_VAR_STATIC:
                return "static";
        case BTF_VAR_GLOBAL_ALLOCATED:
-               return "global-alloc";
+               return "global";
+       case BTF_VAR_GLOBAL_EXTERN:
+               return "extern";
        default:
                return "(unknown)";
        }
-- 
2.30.2