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List:       linux-scsi
Subject:    Re: [PATCHSET] block,scsi,libata: implement alt_size
From:       Tejun Heo <tj () kernel ! org>
Date:       2009-04-30 1:13:23
Message-ID: 49F8FB33.8020803 () kernel ! org
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Tejun Heo wrote:
> Hello,
> 
> This patchset implements alt_size, which is a size hint to the users
> of a block device.  It's primarily to communicate the BIOS (HPA) size
> on ATA devices to userland, so that dmraid can consider it when trying
> to figure out BIOS raid layout.  This is critical as dmraid can be
> tricked into assemblying the wrong raid when fed with the unlocked
> size and if the disk content is right (or, rather, wrong) and good
> number of distros are shipping with ignore_hpa=1 as default.

PING.

-- 
tejun
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