linux-kernel - [PATCH v5 3/4] printk: Add KBUILD_MODNAME and remove a redundant print prefix

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Date:   Sun, 30 Sep 2018 00:45:52 +0800
From:   <zhe.he@...driver.com>
To:     <pmladek@...e.com>, <sergey.senozhatsky@...il.com>,
        <rostedt@...dmis.org>, <linux-kernel@...r.kernel.org>,
        <zhe.he@...driver.com>
Subject: [PATCH v5 3/4] printk: Add KBUILD_MODNAME and remove a redundant print prefix

From: He Zhe <zhe.he@...driver.com>

Add KBUILD_MODNAME to make prints more clear.

Signed-off-by: He Zhe <zhe.he@...driver.com>
Cc: pmladek@...e.com
Cc: sergey.senozhatsky@...il.com
Cc: rostedt@...dmis.org
---
 kernel/printk/printk.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index c9a0be3..0f24d7f 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -16,6 +16,8 @@
  *	01Mar01 Andrew Morton
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/tty.h>
@@ -2695,7 +2697,7 @@ void register_console(struct console *newcon)
 
 	if (newcon->flags & CON_EXTENDED)
 		if (!nr_ext_console_drivers++)
-			pr_info("printk: continuation disabled due to ext consoles, expect more fragments in /dev/kmsg\n");
+			pr_info("continuation disabled due to ext consoles, expect more fragments in /dev/kmsg\n");
 
 	if (newcon->flags & CON_PRINTBUFFER) {
 		/*
-- 
2.7.4