From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Wed, 16 Mar 2011 20:12:31 -0400
From: Phillip Susi <psusi@cfl.rr.com>
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Subject: Re: [linux-lvm] Advanced Format disks mixed with regular disks?
Reply-To: LVM general discussion and development <linux-lvm@redhat.com>
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To: Mike Snitzer <snitzer@redhat.com>
Cc: Ron Johnson <ron.l.johnson@cox.net>, LVM general discussion and development <linux-lvm@redhat.com>

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On 03/16/2011 06:55 PM, Mike Snitzer wrote:
> I'm not following what you're saying.  The kernel's blk_stack_limits()
> infrastructure accounts for "desktop" class 4K devices too (4K physical,
> 512b logical) -- as does DM and lvm2.

The kernel has the ability to read it from the drive and report it to
the user space tools, which have been patched to use it, but the WD EARS
drives lie and claim 512/512 instead of 512/4096.
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