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Date: Thu, 11 Aug 2005 16:34:52 -0400
From: Jeff Garzik <jgarzik@pobox.com>
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To: Dick <dm@chello.nl>
CC: linux-kernel@vger.kernel.org,
       "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: How to put an ata_piix (SATA) harddisk to sleep/standby
References: <loom.20050811T214109-933@post.gmane.org>
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Dick wrote:
> How do I put an SATA ata_piix harddisk to sleep?
> 
> I've tried blktool, hdparm and sdparm but none seem to work, does it need a
> special ioctl or should I patch something?

Apply the ATA passthru patch, or grab the latest 'upstream' branch of 
libata-dev.git and use the SCSI START STOP UNIT change I checked in last 
night.

	Jeff