linux-kernel - Re: [PATCH] [RFC] be more verbose when probing EDD

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Date:	Tue, 18 Dec 2007 00:25:10 +0100 (CET)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
cc:	Parag Warudkar <parag.warudkar@...il.com>, devzero@....de,
	Matt.Domsch@...l.com, hpa@...or.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [RFC] be more verbose when probing EDD


On Dec 16 2007 20:18, Alan Cox wrote:
>
>> Why tax other people with a warning/hang etc. in printk when the
>> problem is very unlikely on their systems?
>
>I think there is sense in it if you do it subtly differently.
>
>	printk(".. if this hangs do ... \r");
>	edd_stuff();
>	printk("                          \r");
>	
>
>So that we display it, do the EDD call, then write over it with whatever
>is next that matters.

Does printk support escape sequences? The last time I tried
printk("\e[1;35m omg ponies \e[0m"); that did not went too successful.

>That way you'd only see it when it hung - and that might be worth a patch
>and test from someone.
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