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Date:      Wed, 08 Dec 2010 00:14:05 +0200
From:      Andriy Gapon <avg@freebsd.org>
To:        Matthew Jacob <mj@feral.com>
Cc:        svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Bruce Cran <brucec@freebsd.org>
Subject:   Re: svn commit: r216269 - head/sys/geom/part
Message-ID:  <4CFEB1AD.70906@freebsd.org>
In-Reply-To: <4CFEAFA6.4020103@feral.com>
References:  <201012072046.oB7KkB4L079555@svn.freebsd.org> <4CFEAD09.30904@freebsd.org> <4CFEAFA6.4020103@feral.com>

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on 08/12/2010 00:05 Matthew Jacob said the following:
> 
> 
> On 12/7/2010 1:54 PM, Andriy Gapon wrote:
>> on 07/12/2010 22:46 Bruce Cran said the following:
>>>    Don't warn if a partition appears not to be aligned on a track boundary.
>>>    Modern disks use LBA and create a fake CHS geometry that doesn't have any
>>>    relation to the on-disk layout of data.
>> You repeated that statement, so I am picking on you :-)
>> Can someone show me how/where exactly modern drives fakes CHS geometry?
>>
> 
> cf cam_calc_geometry

But that's not drive firmware code :-)
It's us faking those parameters for ourselves for some unknown reason.
Stupid us :-) But not the drives / manufacturers.

-- 
Andriy Gapon



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