From: Gleb Natapov <gleb@redhat.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Hannes Reinecke <hare@suse.de>,
LKML <linux-kernel@vger.kernel.org>,
"H. Peter Anvin" <hpa@linux.intel.com>
Subject: Re: [PATCH] EDD: Check for correct EDD 3.0 length
Date: Tue, 15 May 2012 17:12:14 +0300 [thread overview]
Message-ID: <20120515141214.GB6948@redhat.com> (raw)
In-Reply-To: <20120515144945.339e742f@pyramind.ukuu.org.uk>
On Tue, May 15, 2012 at 02:49:45PM +0100, Alan Cox wrote:
> > I do not see support for other spec to be important, but you are welcome
> > to write support for it if you need it. The only way I see to check what
> > spec edd info corresponds to is to calculate checksum according to both
> > specs and see which one succeeds.
>
> No it doesn't work like that. This is a regression for existing working
> systems. It needs to be reverted or fixed. If it was a new feature you'd
> have a point - but it isn't. You've broken stuff, undo the breakage.
>
Code never supported anything but EDD4.0 spec. I checked history git.
Code erroneously tried to interpret EDD3.0 info according to EDD4.0 spec
providing garbage as a result.
--
Gleb.
next prev parent reply other threads:[~2012-05-15 14:12 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-15 11:04 [PATCH] EDD: Check for correct EDD 3.0 length Hannes Reinecke
2012-05-15 11:12 ` Gleb Natapov
2012-05-15 11:20 ` Hannes Reinecke
2012-05-15 11:59 ` Gleb Natapov
2012-05-15 12:53 ` Gleb Natapov
2012-05-15 13:49 ` Alan Cox
2012-05-15 14:12 ` Gleb Natapov [this message]
2012-05-15 14:18 ` Alan Cox
2012-05-15 14:21 ` Gleb Natapov
2012-05-15 14:36 ` Alan Cox
2012-05-15 14:48 ` Gleb Natapov
2012-05-15 14:54 ` Alan Cox
2012-05-15 15:00 ` Gleb Natapov
2012-05-15 14:00 ` Alan Cox
2012-05-15 14:36 ` Gleb Natapov
2012-05-15 14:52 ` Alan Cox
2012-05-15 14:53 ` Gleb Natapov
2012-05-15 15:22 ` Alan Cox
2012-05-15 15:29 ` Gleb Natapov
2012-05-15 15:41 ` Alan Cox
2012-05-15 15:53 ` Gleb Natapov
2012-05-15 15:14 ` Alan Cox
2012-05-15 15:31 ` Alan Cox
2012-05-15 15:46 ` Gleb Natapov
2012-05-15 17:17 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2012-05-16 6:51 Hannes Reinecke
2012-05-16 8:28 ` Gleb Natapov
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