netdev - [PATCH] net/packet: clarify source of pr

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Date:   Thu,  9 Sep 2021 20:49:47 +0300
From:   Baruch Siach <baruch@...s.co.il>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Eric Dumazet <edumazet@...gle.com>, netdev@...r.kernel.org,
        Baruch Siach <baruch@...s.co.il>
Subject: [PATCH] net/packet: clarify source of pr_*() messages

Add pr_fmt macro to spell out the source of messages in prefix.

Before this patch:

  packet size is too long (1543 > 1518)

With this patch:

  af_packet: packet size is too long (1543 > 1518)

Signed-off-by: Baruch Siach <baruch@...s.co.il>
---
 net/packet/af_packet.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 543365f58e97..2a2bc64f75cf 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -46,6 +46,8 @@
  *					Copyright (C) 2011, <lokec@....neu.edu>
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/ethtool.h>
 #include <linux/types.h>
 #include <linux/mm.h>
-- 
2.33.0