From: Robert Hancock <hancockr@shaw.ca>
To: Mark Lord <liml@rtr.ca>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Pavel Machek <pavel@suse.cz>, Jeff Garzik <jeff@garzik.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-ide@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [git patches] libata hibernation fixes
Date: Tue, 04 Nov 2008 20:24:10 -0600 [thread overview]
Message-ID: <491103CA.7090905@shaw.ca> (raw)
In-Reply-To: <49110093.5090506@rtr.ca>
Mark Lord wrote:
> Robert Hancock wrote:
>>
>> IDLE IMMEDIATE just transitions the device to the Idle state, which is
>> normally parked/unloaded and spun down.
> ..
>
> No, you're confusing "IDLE" with "STANDBY". IDLE just puts the drive
> electronics into a lower-power state than "ACTIVE", but normally leaves
> the platters spinning.
>
> The "UNLOAD" enhancement causes it to also "unload" or "park" (drive's
> option)
> the heads as part of this action.
>
> "STANDBY" is the command set which parks heads and spins down the platters.
Right, STANDBY IMMEDIATE was the one I was thinking of.
next prev parent reply other threads:[~2008-11-05 2:24 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.Ast7pgG6P20u1PcyOsfgzoaX5YA@ifi.uio.no>
[not found] ` <fa.1+JQHm7yjIiZJxAzR0eBPn39a9M@ifi.uio.no>
[not found] ` <fa.+bfipgmFkcLlZMtnFL0Ks2zyN8Q@ifi.uio.no>
[not found] ` <fa.Iek0GbTZLinM2sOi6+b7bsCgnfs@ifi.uio.no>
2008-11-05 0:01 ` [git patches] libata hibernation fixes Robert Hancock
2008-11-05 0:45 ` Elias Oltmanns
2008-11-05 2:30 ` Tejun Heo
2008-11-05 9:31 ` Elias Oltmanns
2008-11-05 9:37 ` Tejun Heo
2008-11-05 14:37 ` Robert Hancock
[not found] ` <fa.8GbzH83c2CAI53n9dyzVOFugmoc@ifi.uio.no>
[not found] ` <fa.hGdpNHQGmXAR19JiGuHxSr9N9CA@ifi.uio.no>
2008-11-05 0:20 ` Robert Hancock
2008-11-05 2:10 ` Mark Lord
2008-11-05 2:24 ` Robert Hancock [this message]
2009-01-27 7:31 Jeff Garzik
-- strict thread matches above, loose matches on Subject: below --
2008-11-04 6:27 Jeff Garzik
2008-11-04 16:29 ` Linus Torvalds
2008-11-04 16:53 ` Rafael J. Wysocki
2008-11-04 16:59 ` Mark Lord
2008-11-04 17:07 ` Rafael J. Wysocki
2008-11-05 2:17 ` Tejun Heo
2008-11-04 20:30 ` Pavel Machek
2008-11-04 21:08 ` Rafael J. Wysocki
2008-11-04 21:12 ` Linus Torvalds
2008-11-05 2:23 ` Tejun Heo
2008-11-05 2:42 ` Tejun Heo
2008-11-10 8:52 ` Tejun Heo
2009-01-02 2:36 ` Tejun Heo
2009-01-05 8:34 ` Jeff Garzik
2009-01-11 5:44 ` Jeff Garzik
2009-01-11 12:43 ` Rafael J. Wysocki
2009-01-18 10:20 ` Frans Pop
2009-01-18 20:25 ` Rafael J. Wysocki
2009-01-18 20:39 ` Jeff Garzik
2009-01-18 20:59 ` Frans Pop
2009-01-18 22:52 ` Rafael J. Wysocki
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