From: Phillip Susi <psusi@ubuntu.com>
To: Aaron Lu <aaron.lu@intel.com>, linux-scsi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH 2/2] libata: avoid waking disk to check power
Date: Mon, 04 Nov 2013 21:45:25 -0500 [thread overview]
Message-ID: <52785BC5.9020205@ubuntu.com> (raw)
In-Reply-To: <52785A5F.4060001@intel.com>
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On 11/04/2013 09:39 PM, Aaron Lu wrote:
> If the disk entered sleep mode due to runtime PM, then udisks can
> easily tell by checking the device's runtime status and not send
> out the query.
>
> But if the disk entered sleep mode due to other reason, the patch
> may be necessary. So what's your scenario?
I am planning on patching udisks to do that as well, but if you have a
current udsisk or manually run hdparm -C, or some other program is
doing something similar, then this patch takes care of that.
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next prev parent reply other threads:[~2013-11-05 2:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-05 0:52 [PATCH 1/2] libata: use sleep instead of standby command Phillip Susi
2013-11-05 0:53 ` [PATCH 2/2] libata: avoid waking disk to check power Phillip Susi
2013-11-05 2:39 ` Aaron Lu
2013-11-05 2:45 ` Phillip Susi [this message]
2013-11-05 2:23 ` [PATCH 1/2] libata: use sleep instead of standby command Aaron Lu
2013-11-05 2:39 ` Phillip Susi
2013-11-05 2:44 ` Aaron Lu
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