From: Yan Li <elliot.li.tech@gmail.com>
To: Tino Keitel <tino.keitel@gmx.de>
Cc: linux-kernel@vger.kernel.org, gregkh@suse.de, linux-usb@vger.kernel.org
Subject: Re: Enable CONFIG_USB_SUSPEND by default or some mobile HD can't be unplugged safely
Date: Sat, 3 Jan 2009 10:24:01 +0800 [thread overview]
Message-ID: <20090103022401.GA6778@thyme.bj.intel.com> (raw)
In-Reply-To: <20090102181538.GA26389@dose.home.local>
On Fri, Jan 02, 2009 at 07:15:38PM +0100, Tino Keitel wrote:
> The issue I noticed with the WD Passport drives is that the hard disk
> won't spin down with /usr/bin/eject, which is used by HAL if the user
> ejects the device (i.e. via his desktop environment). The WD Passport
> drives need to be set into a sleep power condition. Something
> like "sg_start --pc=3 /dev/sdX" needs to be used in this case.
>
> I just checked hdparm -Y, and this works too.
STOP SCSI command spins down the drive but the device is still `on'.
The only way I found on Linux to shut down it's power is to put it
into `suspend' mode.
--
Li, Yan
prev parent reply other threads:[~2009-01-03 2:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-01 16:03 Enable CONFIG_USB_SUSPEND by default or some mobile HD can't be unplugged safely Yan Li
2009-01-01 16:07 ` [PATCH] enable CONFIG_USB_SUSPEND by default Yan Li
2009-01-01 17:29 ` Enable CONFIG_USB_SUSPEND by default or some mobile HD can't be unplugged safely Alan Stern
2009-01-02 13:23 ` Yan Li
2009-01-01 17:32 ` Alexander E. Patrakov
2009-01-01 17:45 ` Alan Stern
2009-01-02 13:37 ` Yan Li
2009-01-02 13:46 ` Alexander E. Patrakov
2009-01-01 19:09 ` Robert Hancock
2009-01-02 9:56 ` Tino Keitel
2009-01-02 14:00 ` Yan Li
2009-01-02 14:08 ` Tino Keitel
2009-01-02 14:28 ` Yan Li
2009-01-02 16:04 ` Alan Stern
2009-01-03 2:33 ` Yan Li
2009-01-02 15:50 ` Mark Lord
2009-01-02 15:51 ` Mark Lord
2009-01-02 18:15 ` Tino Keitel
2009-01-03 2:24 ` Yan Li [this message]
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