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From: "H. Peter Anvin" <hpa@zytor.com>
To: Andrey Borzenkov <arvidjaar@newmail.ru>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Ghost EDD devices in /sys again
Date: Sat, 06 Sep 2008 07:04:23 -0700	[thread overview]
Message-ID: <48C28DE7.8030302@zytor.com> (raw)
In-Reply-To: <200809061240.25925.arvidjaar@newmail.ru>

Andrey Borzenkov wrote:
> 
> Was it really that simple?
> 
> Subject: [PATCH] Fix ghost devices under /sys/firmware/edd
> From: Andrey Borzenkov <arvidjaar@mail.ru>
> 
> Some BIOSes do not always set CF on error before return from int13.
> The patch adds additional check for status being zero (AH == 0).
> 

Do you have any evidence that there aren't any BIOSes which leave AH != 
0 on legitimate success?  If so, you have turned a nuisance bug into 
something that could cause install failures.

	-hpa

  parent reply	other threads:[~2008-09-06 14:05 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-05 18:19 Ghost EDD devices in /sys again Andrey Borzenkov
2008-09-06  8:40 ` [PATCH] " Andrey Borzenkov
2008-09-06 12:07   ` Ingo Molnar
2008-09-06 14:34     ` Ingo Molnar
2008-09-06 14:04   ` H. Peter Anvin [this message]
2008-09-06 17:46     ` Andrey Borzenkov
  -- strict thread matches above, loose matches on Subject: below --
2008-09-06 22:08 H. Peter Anvin
2008-09-28  6:34 ` Andrey Borzenkov
2008-09-28 15:12   ` H. Peter Anvin

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