From: Tejun Heo <tj@kernel.org>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: James Bottomley <James.Bottomley@suse.de>,
Denys Vlasenko <vda.linux@googlemail.com>,
Arnd Bergmann <arnd@arndb.de>,
"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
lkml <linux-kernel@vger.kernel.org>,
Daniel Taylor <Daniel.Taylor@wdc.com>,
Jeff Garzik <jeff@garzik.org>, Mark Lord <kernel@teksavvy.com>,
tytso@mit.edu, "H. Peter Anvin" <hpa@zytor.com>,
hirofumi@mail.parknet.co.jp,
Andrew Morton <akpm@linux-foundation.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
irtiger@gmail.com, Matthew Wilcox <matthew@wil.cx>,
aschnell@suse.de, knikanth@suse.de, jdelvare@suse.de
Subject: Re: ATA 4 KiB sector issues.
Date: Wed, 17 Mar 2010 11:07:19 +0900 [thread overview]
Message-ID: <4BA03957.8010103@kernel.org> (raw)
In-Reply-To: <yq1634wp9zx.fsf@sermon.lab.mkp.net>
Hello,
On 03/17/2010 12:22 AM, Martin K. Petersen wrote:
>>>>>> "Tejun" == Tejun Heo <tj@kernel.org> writes:
>
> Tejun> * Anything remotely modern (>= XP) doesn't give a hoot about
> Tejun> cylinder alignment.
>
> Tejun> * Anything older (<= 2000) is very likely to get confused with
> Tejun> custom geometry starting from the BIOS itself. For those
> Tejun> cases, the only thing we can do is aligning partitions to
> Tejun> cylinders abiding BIOS supplied geometry parameters which will
> Tejun> usually be 255/63.
>
> Tejun> So, using custom geometry doesn't help compatibility at all.
>
> Great reads on this topic. Might be worth linking to:
>
> http://www.win.tue.nl/~aeb/partitions/partition_types.html
> http://www.win.tue.nl/~aeb/linux/largedisk.html
Thanks for the links. I'll read and link them. BTW, if you can spot
something wrong regarding this in the doc, please let me know. I'm
still learning how all these legacy stuff is supposed to work so there
likely are some points that I got wrong.
--
tejun
next prev parent reply other threads:[~2010-03-17 2:07 UTC|newest]
Thread overview: 129+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-08 3:48 ATA 4 KiB sector issues Tejun Heo
2010-03-08 5:38 ` Greg Freemyer
2010-03-08 7:00 ` James Bottomley
2010-03-08 7:53 ` H. Peter Anvin
2010-03-08 15:34 ` Martin K. Petersen
2010-03-09 22:36 ` Daniel Taylor
2010-03-09 22:46 ` Greg Freemyer
2010-03-10 0:05 ` Tejun Heo
2010-03-10 0:14 ` Daniel Taylor
2010-03-10 0:26 ` Tejun Heo
2010-03-10 0:36 ` H. Peter Anvin
2010-03-10 5:17 ` H. Peter Anvin
2010-03-10 7:09 ` Gabor Gombas
2010-03-10 0:32 ` H. Peter Anvin
2010-03-10 10:46 ` Johannes Stezenbach
2010-03-10 11:22 ` H. Peter Anvin
2010-03-08 7:56 ` H. Peter Anvin
2010-03-08 15:33 ` Martin K. Petersen
2010-03-08 15:38 ` Martin K. Petersen
2010-03-08 15:41 ` Martin K. Petersen
2010-03-08 18:50 ` H. Peter Anvin
2010-03-08 18:58 ` James Bottomley
2010-03-08 19:11 ` H. Peter Anvin
2010-03-08 20:02 ` Cláudio Martins
2010-03-08 21:07 ` Martin K. Petersen
2010-03-08 20:19 ` Martin K. Petersen
2010-03-08 21:16 ` H. Peter Anvin
2010-03-10 0:34 ` Tejun Heo
2010-03-10 7:53 ` Matthew Wilcox
2010-03-10 13:47 ` Jeff Garzik
2010-03-10 16:19 ` Damian Lukowski
2010-03-11 13:04 ` Theodore Tso
2010-03-11 13:57 ` Nikanth Karthikesan
2010-03-11 14:28 ` Theodore Tso
2010-03-11 14:39 ` James Bottomley
2010-03-11 15:05 ` Nikanth Karthikesan
2010-03-11 15:25 ` tytso
2010-03-11 16:26 ` Gene Heskett
2010-03-11 16:34 ` Greg Freemyer
2010-03-12 1:09 ` Tejun Heo
2010-03-11 14:48 ` Mike Snitzer
2010-03-11 15:00 ` Nikanth Karthikesan
2010-03-11 15:10 ` Tejun Heo
2010-03-11 16:01 ` Mike Snitzer
2010-03-11 18:26 ` Christoph Hellwig
2010-03-11 16:33 ` H. Peter Anvin
2010-03-08 15:18 ` Martin K. Petersen
2010-03-08 18:29 ` H. Peter Anvin
2010-03-08 20:01 ` Martin K. Petersen
2010-03-08 19:34 ` Mike Snitzer
2010-03-09 2:53 ` Tejun Heo
2010-03-09 3:20 ` Martin K. Petersen
2010-03-09 6:53 ` Michael Tokarev
2010-03-09 10:01 ` Karel Zak
2010-03-09 10:16 ` Michael Tokarev
2010-03-09 11:15 ` Dave Chinner
2010-03-09 11:38 ` Michael Tokarev
2010-03-09 12:20 ` Dave Chinner
2010-03-09 11:50 ` Karel Zak
2010-03-09 12:18 ` Karel Zak
2010-03-10 5:06 ` Martin K. Petersen
2010-03-10 20:50 ` Henrique de Moraes Holschuh
2010-03-10 4:57 ` Martin K. Petersen
2010-03-08 19:58 ` Karel Zak
2010-03-09 2:34 ` Tejun Heo
2010-03-09 2:42 ` Jeff Garzik
2010-03-09 2:49 ` Tejun Heo
2010-03-09 2:42 ` Tejun Heo
2010-03-09 3:11 ` Martin K. Petersen
2010-03-09 3:09 ` Martin K. Petersen
2010-03-09 3:38 ` Daniel Taylor
2010-03-09 4:54 ` Martin K. Petersen
2010-03-09 7:27 ` Jim Meyering
2010-03-09 23:56 ` Tejun Heo
2010-03-08 20:12 ` H. Peter Anvin
2010-03-09 2:22 ` Tejun Heo
2010-03-09 2:44 ` Tejun Heo
2010-03-09 3:18 ` Martin K. Petersen
2010-03-09 14:32 ` Mark Lord
2010-03-09 6:34 ` Mikael Abrahamsson
2010-03-09 10:06 ` Michal Soltys
2010-03-10 0:11 ` Tejun Heo
2010-03-14 21:09 ` Michal Soltys
2010-03-14 22:56 ` s ponnusa
2010-03-09 13:55 ` Mark Lord
2010-03-10 0:00 ` Tejun Heo
2010-03-10 6:08 ` Mark Lord
2010-03-09 23:46 ` Arnd Bergmann
2010-03-10 0:20 ` Tejun Heo
2010-03-10 9:14 ` Denys Vlasenko
2010-03-15 1:21 ` H. Peter Anvin
2010-03-15 2:26 ` Denys Vlasenko
2010-03-15 2:56 ` Greg Freemyer
2010-03-15 4:00 ` H. Peter Anvin
2010-03-15 12:30 ` Arnd Bergmann
2010-03-15 5:20 ` david
2010-03-15 9:56 ` Denys Vlasenko
2010-03-15 14:47 ` H. Peter Anvin
2010-03-16 2:30 ` Tejun Heo
2010-03-16 2:32 ` Tejun Heo
2010-03-16 6:14 ` James Bottomley
2010-03-16 6:22 ` Tejun Heo
2010-03-16 13:24 ` James Bottomley
2010-03-16 13:56 ` Tejun Heo
2010-03-16 14:21 ` James Bottomley
2010-03-16 14:25 ` Arnd Bergmann
2010-03-16 14:50 ` Tejun Heo
2010-03-16 15:02 ` James Bottomley
2010-03-16 15:20 ` Tejun Heo
2010-03-16 15:22 ` Martin K. Petersen
2010-03-17 2:07 ` Tejun Heo [this message]
2010-03-16 15:23 ` James Bottomley
2010-03-16 15:37 ` Tejun Heo
2010-03-16 20:42 ` Ric Wheeler
2010-03-17 2:04 ` Tejun Heo
2010-03-17 2:51 ` Kevin Easton
2010-03-17 3:44 ` Tejun Heo
2010-03-17 8:01 ` jdow
2010-03-17 17:04 ` Bill Davidsen
2010-03-16 14:38 ` Denys Vlasenko
2010-03-16 15:12 ` Tejun Heo
2010-03-16 15:25 ` Denys Vlasenko
2010-03-16 15:47 ` Tejun Heo
2010-03-17 6:48 ` H. Peter Anvin
2010-03-16 6:27 ` Thomas Chou
-- strict thread matches above, loose matches on Subject: below --
2010-03-12 3:10 H. Peter Anvin
2010-03-16 22:21 H. Peter Anvin
2010-03-17 15:08 ` Ric Wheeler
2010-03-17 17:13 ` H. Peter Anvin
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