linux-kernel - Re: [PATCH 1/1] kernel/debug/debug

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Date:	Thu, 12 Jun 2014 12:04:01 -0700
From:	Joe Perches <joe@...ches.com>
To:	Fabian Frederick <fabf@...net.be>
Cc:	linux-kernel@...r.kernel.org,
	Jason Wessel <jason.wessel@...driver.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 1/1] kernel/debug/debug_core.c: Logging clean-up

On Thu, 2014-06-12 at 20:48 +0200, Fabian Frederick wrote:
> -Convert printk( to pr_foo()
> -Add pr_fmt
> -Coalesce formats

Might as well add missing newlines
and maybe remove unnecessary periods.

> diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c
[]
> @@ -196,8 +199,8 @@ int __weak kgdb_validate_break_address(unsigned long addr)
>  		return err;
>  	err = kgdb_arch_remove_breakpoint(&tmp);
>  	if (err)
> -		printk(KERN_ERR "KGDB: Critical breakpoint error, kernel "
> -		   "memory destroyed at: %lx", addr);
> +		pr_err("Critical breakpoint error, kernel memory destroyed at: %lx",
> +		       addr);

Add '\n' newline

[]

> @@ -256,8 +259,8 @@ int dbg_activate_sw_breakpoints(void)
>  		error = kgdb_arch_set_breakpoint(&kgdb_break[i]);
>  		if (error) {
>  			ret = error;
> -			printk(KERN_INFO "KGDB: BP install failed: %lx",
> -			       kgdb_break[i].bpt_addr);
> +			pr_info("BP install failed: %lx",
> +				kgdb_break[i].bpt_addr);

here too



> @@ -964,8 +966,7 @@ int kgdb_register_io_module(struct kgdb_io *new_dbg_io_ops)
>  	if (dbg_io_ops) {
>  		spin_unlock(&kgdb_registration_lock);
>  
> -		printk(KERN_ERR "kgdb: Another I/O driver is already "
> -				"registered with KGDB.\n");
> +		pr_err("Another I/O driver is already registered with KGDB.\n");

Maybe remove period

		pr_err("Another I/O driver is already registered with KGDB\n");

> @@ -981,8 +982,7 @@ int kgdb_register_io_module(struct kgdb_io *new_dbg_io_ops)
>  
>  	spin_unlock(&kgdb_registration_lock);
>  
> -	printk(KERN_INFO "kgdb: Registered I/O driver %s.\n",
> -	       new_dbg_io_ops->name);
> +	pr_info("Registered I/O driver %s.\n", new_dbg_io_ops->name);

here too

> @@ -1017,8 +1017,7 @@ void kgdb_unregister_io_module(struct kgdb_io *old_dbg_io_ops)
>  
>  	spin_unlock(&kgdb_registration_lock);
>  
> -	printk(KERN_INFO
> -		"kgdb: Unregistered I/O driver %s, debugger disabled.\n",
> +	pr_info("Unregistered I/O driver %s, debugger disabled.\n",
>  		old_dbg_io_ops->name);

and here


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