From 38fad22d669ab044314d015ddb3491d2dc6416fa Mon Sep 17 00:00:00 2001
From: Yonghong Song <yhs@fb.com>
Date: Fri, 17 Sep 2021 15:48:18 -0700
Subject: [PATCH] libbpf: Get latest libbpf

Latest upstream LLVM now supports to emit btf_tag to dwarf ([1]) and the
kernel support for btf_tag is also landed ([2]). Sync with latest libbpf
which has btf_tag support. Next step will be to implement dwarf -> btf
conversion for btf_tag.

 [1] https://reviews.llvm.org/D106621
 [2] https://lore.kernel.org/bpf/20210914223015.245546-1-yhs@fb.com

Signed-off-by: Yonghong Song <yhs@fb.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: bpf@vger.kernel.org
Cc: dwarves@vger.kernel.org
Cc: kernel-team@fb.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 lib/bpf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/bpf b/lib/bpf
index 986962f..980777c 160000
--- a/lib/bpf
+++ b/lib/bpf
@@ -1 +1 @@
-Subproject commit 986962fade5dfa89c2890f3854eb040d2a64ab38
+Subproject commit 980777cc16db75d5628a537c892aefc2640bb242