netdev - [PATCH bpf-next] tools/bpftool: remove warning about PID iterator support

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Message-ID: <20200710232605.20918-1-andriin@fb.com>
Date:   Fri, 10 Jul 2020 16:26:04 -0700
From:   Andrii Nakryiko <andriin@...com>
To:     <bpf@...r.kernel.org>, <netdev@...r.kernel.org>, <ast@...com>,
        <daniel@...earbox.net>
CC:     <andrii.nakryiko@...il.com>, <kernel-team@...com>,
        Andrii Nakryiko <andriin@...com>, Andrey Ignatov <rdna@...com>
Subject: [PATCH bpf-next] tools/bpftool: remove warning about PID iterator support

Don't emit warning that bpftool was built without PID iterator support. This
error garbles JSON output of otherwise perfectly valid show commands.

Reported-by: Andrey Ignatov <rdna@...com>
Signed-off-by: Andrii Nakryiko <andriin@...com>
---
 tools/bpf/bpftool/pids.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tools/bpf/bpftool/pids.c b/tools/bpf/bpftool/pids.c
index c0d23ce4a6f4..e3b116325403 100644
--- a/tools/bpf/bpftool/pids.c
+++ b/tools/bpf/bpftool/pids.c
@@ -15,7 +15,6 @@
 
 int build_obj_refs_table(struct obj_refs_table *table, enum bpf_obj_type type)
 {
-	p_err("bpftool built without PID iterator support");
 	return -ENOTSUP;
 }
 void delete_obj_refs_table(struct obj_refs_table *table) {}
-- 
2.24.1