netdev - [PATCH bpf-next 1/3] tools/bpftool: emit name <anon> for anonymous BTFs

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Date:   Tue, 1 Dec 2020 22:52:41 -0800
From:   Andrii Nakryiko <andrii@...nel.org>
To:     <bpf@...r.kernel.org>, <netdev@...r.kernel.org>, <ast@...com>,
        <daniel@...earbox.net>
CC:     <andrii@...nel.org>, <kernel-team@...com>,
        Song Liu <songliubraving@...com>
Subject: [PATCH bpf-next 1/3] tools/bpftool: emit name <anon> for anonymous BTFs

For consistency of output, emit "name <anon>" for BTFs without the name. This
keeps output more consistent and obvious.

Suggested-by: Song Liu <songliubraving@...com>
Signed-off-by: Andrii Nakryiko <andrii@...nel.org>
---
 tools/bpf/bpftool/btf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
index ed5e97157241..bd46af6a61cc 100644
--- a/tools/bpf/bpftool/btf.c
+++ b/tools/bpf/bpftool/btf.c
@@ -750,6 +750,8 @@ show_btf_plain(struct bpf_btf_info *info, int fd,
 		printf("name [%s]  ", name);
 	else if (name && name[0])
 		printf("name %s  ", name);
+	else
+		printf("name <anon>  ");
 	printf("size %uB", info->btf_size);
 
 	n = 0;
-- 
2.24.1