From: "Pádraig Brady" <P@draigBrady.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: linux-pm@lists.linux-foundation.org
Subject: Re: [RFC] Disable disk spinup during system resume
Date: Thu, 21 Jul 2011 17:18:11 +0100 [thread overview]
Message-ID: <4E285143.1000902@draigBrady.com> (raw)
In-Reply-To: <Pine.LNX.4.44L0.1107211045480.3132-100000@iolanthe.rowland.org>
On 21/07/11 15:49, Alan Stern wrote:
> On Thu, 21 Jul 2011, Pádraig Brady wrote:
>
>> Hi,
>>
>> I have a secondary sata disk (sda) in my system that
>> I would like not to spinup on resume.
>> I tried this to no avail:
>>
>> echo 0 > /sys/block/sda/device/scsi_disk/*/manage_start_stop
> Try adding a dump_stack() line to
> drivers/scsi/sd.c:sd_start_stop_device() and see what shows up in the
> kernel log.
Tried that, and nothing is calling it for sda
(There were calls for sdb of course).
So it seems like something lower level :(
I'll keep digging.
cheers,
Pádraig.
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next prev parent reply other threads:[~2011-07-21 16:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-20 23:42 [RFC] Disable disk spinup during system resume Pádraig Brady
2011-07-21 14:49 ` Alan Stern
2011-07-21 16:18 ` Pádraig Brady [this message]
2011-07-21 16:49 ` Alan Stern
2011-07-22 9:04 ` Pádraig Brady
2011-07-22 14:05 ` Alan Stern
[not found] <Pine.LNX.4.44L0.1107220951280.1923-100000@iolanthe.rowland.org>
2011-07-22 15:50 ` Pádraig Brady
[not found] ` <4E299C4A.6060802@draigBrady.com>
2011-07-22 17:38 ` Douglas Gilbert
[not found] ` <4E29B5A8.4030204@interlog.com>
2011-07-22 18:03 ` Pádraig Brady
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