linux-kernel - Re: mptbase: fix printk output using pr

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Date:   Fri, 25 Nov 2016 03:34:24 -0800
From:   Joe Perches <joe@...ches.com>
To:     jongman.heo@...sung.com,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: mptbase: fix printk output using pr_cont

On Fri, 2016-11-25 at 01:02 +0000, Jongman Heo wrote:
> With current linus git, Fusion MPT driver prints out unnecessary new lines.
> 
> [    2.090255] Fusion MPT base driver 3.04.20
> [    2.090257] Copyright (c) 1999-2008 LSI Corporation
> [    2.090262] Fusion MPT SPI Host driver 3.04.20
> [    2.090979] mptbase: ioc0: Initiating bringup
> [    2.196306] ioc0: 
> [    2.196310] LSI53C1030 B0: 
> [    2.196312] Capabilities={
> [    2.196313] Initiator
> [    2.196314] }
> 
> 
> I modified set of printk()s to pr_cont to fix the problem.
> Not sure if it's correct, but now I can see the message as previous.
[]
> diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
[]
> @@ -2866,23 +2866,23 @@ MptDisplayIocCapabilities(MPT_ADAPTER *ioc)
>  {
>  	int i = 0;
>  
> -	printk(KERN_INFO "%s: ", ioc->name);
> +	pr_cont(KERN_INFO "%s: ", ioc->name);

This is not s correct conversion.
This can either stay as printk(KERN_INFO
or be converted to pr_info

	pr_info("%s: ", ioc->name);