linux-kernel - Re: [PATCH 3/6] SATA: Blacklisting of systems that spin off disks during ACPI power off

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Message-ID: <48E2EFB3.1060202@gmail.com>
Date:	Wed, 01 Oct 2008 12:34:11 +0900
From:	Tejun Heo <htejun@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	Jeff Garzik <jeff@...zik.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	linux-ide@...r.kernel.org, Thomas Renninger <trenn@...e.de>,
	Robert Hancock <hancockr@...w.ca>,
	LKML <linux-kernel@...r.kernel.org>,
	Frans Pop <elendil@...net.nl>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 3/6] SATA: Blacklisting of systems that spin off disks
 during ACPI power off

Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> SATA: Blacklisting of systems that spin off disks during ACPI power off
> 
> Introduce new libata flags ATA_FLAG_NO_POWEROFF_SPINDOWN and
> ATA_FLAG_NO_HIBERNATE_SPINDOWN that, if set, will prevent disks from
> being spun off during system power off and hibernation, respectively
> (to handle the hibernation case we need the new system state
> SYSTEM_HIBERNATE_ENTER that can be checked against by libata, in
> analogy with SYSTEM_POWER_OFF).
> 
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>

ACK 3-6.  I'll push these through libata-dev after the first two
prerequsite patches are cleared.

Thanks.

-- 
tejun
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