linux-kernel - Re: + printk-add-printk_delay-to-make-messages-readable-for-some-scenarios .patch added to -mm tree

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Message-ID: <20090623124558.GC12135@darkstar>
Date:	Tue, 23 Jun 2009 20:45:58 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	akpm@...ux-foundation.org, mm-commits@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: +
	printk-add-printk_delay-to-make-messages-readable-for-some-scenarios
	.patch added to -mm tree

On Tue, Jun 23, 2009 at 09:19:44AM +0200, Ingo Molnar wrote:
> 
> two minor comments:

Thanks for your comments and andrew's fixes.

> 
> > +++ a/kernel/printk.c
> > @@ -640,6 +640,19 @@ static int recursion_bug;
> >  static int new_text_line = 1;
> >  static char printk_buf[1024];
> >  
> > +int printk_delay_msec;
> 
> should be __read_mostly.
> 
> > +
> > +static inline void printk_delay(void)
> > +{
> > +	if (unlikely(printk_delay_msec)) {
> > +		int m = printk_delay_msec;
> > +		while (m--) {
> 
> newline needed after local variable.
> 
> 	Ingo
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