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From: Nagilum <nagilum@nagilum.org>
To: Neil Brown <neilb@suse.de>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: Problem re-shaping RAID6
Date: Fri, 18 Jun 2010 12:53:48 +0200	[thread overview]
Message-ID: <20100618125348.50065jeinmy70vsw@cakebox.homeunix.net> (raw)
In-Reply-To: <20100617154708.227cd303@notabene.brown>


----- Message from neilb@suse.de ---------

> A sector will always be 512 bytes to Linux, even when we have drives that can
> only do IO in multiples of 8 sectors.

Oh, I didn't know that.

> Yes,  I could possibly use a define for '512'.  Some times that is
> appropriate, but I thing 512 is so clearly "bytes_per_sector" it would just
> add an unnecessary level of indirection.
> It is a question of taste really - no right answers.

Yep, thanks for the explanation!




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  parent reply	other threads:[~2010-06-18 10:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-13 19:15 Problem re-shaping RAID6 Jérôme Poulin
2010-06-13 23:15 ` Neil Brown
2010-06-14 10:47   ` Nagilum
2010-06-17  5:47     ` Neil Brown
2010-06-17  8:20       ` Michael Evans
2010-06-18 10:53       ` Nagilum [this message]
     [not found]   ` <4C1BBE6E.5090802@tmr.com>
2010-06-29  1:11     ` Neil Brown

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