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From: Imran Geriskovan <imran.geriskovan@gmail.com>
To: linux-btrfs@vger.kernel.org
Subject: Re: btrfs on whole disk (no partitions)
Date: Sun, 22 Jun 2014 09:49:31 +0200	[thread overview]
Message-ID: <CAK5rZE6gfmQsZz3W_8t=pkKEk_rzqUn5hQVv0sbt8p7qbdhSdQ@mail.gmail.com> (raw)
In-Reply-To: <6CA8020B-EB92-4A44-8AA5-3F69709F81F2@colorremedies.com>

> The 64KB Btrfs bootloader pad is 8 sector aligned, so for 512e AF disks
> there's no problem formatting the whole drive. The alignment problem
> actually happens when partitioning it, using old partition tools that don't
> align on 8 sector boundaries. There are some such tools still floating
> around.

A 'somewhat' related question:

So called Advanced Format drives has 4K physical sector size,
however they report 512B logical sector size.

How does linux kernel access those drives?
512B or 4K at a time?

Imran

  reply	other threads:[~2014-06-22  7:49 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-18 19:29 btrfs on whole disk (no partitions) Daniel Cegiełka
2014-06-18 20:10 ` Chris Murphy
2014-06-19 11:15   ` Austin S Hemmelgarn
2014-06-18 21:19 ` Imran Geriskovan
2014-06-19  0:07 ` Russell Coker
2014-06-19  8:58   ` Imran Geriskovan
2014-06-19  9:11     ` Imran Geriskovan
2014-06-21 19:19       ` Daniel Cegiełka
2014-06-22  1:36         ` Chris Murphy
2014-06-21 19:12   ` Daniel Cegiełka
2014-06-22  1:34     ` Chris Murphy
2014-06-22  7:49       ` Imran Geriskovan [this message]
2014-06-22 13:44         ` George Mitchell
2014-06-22 14:11           ` Roman Mamedov
2014-06-22 14:41             ` George Mitchell
2014-06-22 14:46             ` George Mitchell
2014-06-22 18:56               ` Chris Murphy
2014-06-22 18:47           ` Chris Murphy
2014-06-23  2:10             ` Duncan
2014-06-23 12:24               ` Martin K. Petersen
2014-06-24  5:37                 ` Duncan
2014-06-25 13:01                 ` Imran Geriskovan
2014-06-25 16:01                   ` Duncan
2014-06-26 18:26                     ` Imran Geriskovan
2014-06-26 18:41                   ` Chris Murphy
2014-06-26 20:46                     ` Imran Geriskovan
2014-06-22 18:31         ` Chris Murphy
2014-06-23 11:34           ` Martin K. Petersen
2014-06-19  1:01 ` George Mitchell
2014-06-19  4:52   ` Russell Coker

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