netdev - [PATCH 6/8] tools lib bpf: improve warning

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Date:   Sun, 16 Oct 2016 23:18:32 +0200
From:   Eric Leblond <eric@...it.org>
To:     netdev@...r.kernel.org, wangnan0@...wei.com
Cc:     linux-kernel@...r.kernel.org, ast@...com,
        Eric Leblond <eric@...it.org>
Subject: [PATCH 6/8] tools lib bpf: improve warning

Signed-off-by: Eric Leblond <eric@...it.org>
---
 tools/lib/bpf/libbpf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 7cd341e..1fe4532 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -802,7 +802,8 @@ bpf_object__create_maps(struct bpf_object *obj)
 			size_t j;
 			int err = *pfd;
 
-			pr_warning("failed to create map: %s\n",
+			pr_warning("failed to create map (name: '%s'): %s\n",
+				   obj->maps[i].name,
 				   strerror(errno));
 			for (j = 0; j < i; j++)
 				zclose(obj->maps[j].fd);
-- 
2.9.3