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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Elias Oltmanns <eo@nebensachen.de>
Cc: Jeff Garzik <jeff@garzik.org>,
Randy Dunlap <randy.dunlap@oracle.com>,
Tejun Heo <htejun@gmail.com>,
linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/4 v2] ide: Implement disk shock protection support
Date: Thu, 18 Sep 2008 16:24:53 -0700 [thread overview]
Message-ID: <200809181624.54248.bzolnier@gmail.com> (raw)
In-Reply-To: <20080917163144.9870.59732.stgit@denkblock.local>
On Wednesday 17 September 2008 09:38:37 Elias Oltmanns wrote:
> On user request (through sysfs), the IDLE IMMEDIATE command with UNLOAD
> FEATURE as specified in ATA-7 is issued to the device and processing of
> the request queue is stopped thereafter until the specified timeout
> expires or user space asks to resume normal operation. This is supposed
> to prevent the heads of a hard drive from accidentally crashing onto the
> platter when a heavy shock is anticipated (like a falling laptop expected
> to hit the floor). Port resets are deferred whenever a device on that
> port is in the parked state.
>
> Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
applied
next prev parent reply other threads:[~2008-09-18 23:54 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-17 16:28 Disk shock protection in GNU/Linux Elias Oltmanns
2008-09-17 16:34 ` [PATCH 1/4 v2] Introduce ata_id_has_unload() Elias Oltmanns
2008-09-17 16:57 ` Tejun Heo
2008-09-18 23:24 ` Bartlomiej Zolnierkiewicz
2008-09-17 16:37 ` [PATCH 2/4 v2] libata: Implement disk shock protection support Elias Oltmanns
2008-09-17 18:03 ` Tejun Heo
2008-09-17 18:08 ` Tejun Heo
2008-09-17 18:09 ` Tejun Heo
2008-09-19 9:49 ` Elias Oltmanns
2008-09-19 12:14 ` Tejun Heo
2008-09-19 14:06 ` Elias Oltmanns
2008-09-19 14:15 ` Tejun Heo
2008-09-19 15:00 ` Elias Oltmanns
2008-09-20 4:48 ` Tejun Heo
2008-09-17 16:38 ` [PATCH 3/4 v2] ide: " Elias Oltmanns
2008-09-18 23:24 ` Bartlomiej Zolnierkiewicz [this message]
2008-09-19 0:28 ` Elias Oltmanns
2008-09-19 0:47 ` Bartlomiej Zolnierkiewicz
2008-10-04 9:44 ` Elias Oltmanns
2008-10-04 13:49 ` Elias Oltmanns
2008-10-04 23:16 ` Elias Oltmanns
2008-10-08 18:56 ` Bartlomiej Zolnierkiewicz
2008-09-17 16:40 ` [PATCH 4/4 v2] Add documentation for hard disk shock protection interface Elias Oltmanns
2008-09-18 23:28 ` Bartlomiej Zolnierkiewicz
2008-10-04 9:55 ` Elias Oltmanns
2008-10-08 18:56 ` Bartlomiej Zolnierkiewicz
2008-09-19 4:21 ` Grant Grundler
2008-09-19 12:08 ` Elias Oltmanns
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