linux-kernel - Re: [PATCH] libata: add warning about possible HPA compatibility issue

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Message-Id: <200905260036.17718.bzolnier@gmail.com>
Date:	Tue, 26 May 2009 00:36:17 +0200
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Jeff Garzik <jgarzik@...ox.com>, Jacob <fun2program8@...oo.com>,
	Christopher Hogan <chris.c.hogan@...il.com>,
	Robert Hancock <hancockrwd@...il.com>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] libata: add warning about possible HPA compatibility issue

On Tuesday 26 May 2009 00:20:14 Alan Cox wrote:
> > +static inline void ata_hpa_warn(unsigned long long first_sector,
> > +				unsigned long long last_sector)
> > +{
> > +	printk(KERN_WARNING "*** possible compatibility issue:\n"
> > +		"*** sectors %llu-%llu may be inaccessible\n"
> > +		"*** if Host Protected Area is used for filesystem data\n"
> > +		"*** (please refer to \"ignore_hpa\" module parameter)\n",
> > +		first_sector, last_sector);
> > +}
> 
> NAK - this is extremely misleading and will just randomly terrify users,
> who may then set the paramater and corrupt things like BIOS save areas.

Please propose better description.
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