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From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Aaron Lu <aaron.lu@intel.com>
Cc: Jeff Garzik <jgarzik@pobox.com>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	Alan Stern <stern@rowland.harvard.edu>, Tejun Heo <tj@kernel.org>,
	Aaron Lu <aaron.lwe@gmail.com>, Jeff Wu <jeff.wu@amd.com>,
	linux-ide@vger.kernel.org, linux-pm@vger.kernel.org,
	linux-scsi@vger.kernel.org, linux-acpi@vger.kernel.org
Subject: Re: [PATCH v13 1/9] scsi: sr: support runtime pm
Date: Wed, 16 Jan 2013 15:45:48 +0000	[thread overview]
Message-ID: <1358351148.2384.34.camel@dabdike.int.hansenpartnership.com> (raw)
In-Reply-To: <1358241665-2156-2-git-send-email-aaron.lu@intel.com>

On Tue, 2013-01-15 at 17:20 +0800, Aaron Lu wrote:
> This patch adds runtime pm support for sr.
> 
> It did this by increasing the runtime usage_count of the device when:
> - its block device is opened;
> - the events checking is to run.
> 
> And decreasing the runtime usage_count of the device when:
> - its block device is closed;
> - After the events checking is done.
> 
> The idea is discussed in this mail thread:
> http://thread.gmane.org/gmane.linux.acpi.devel/55243/focus=52703
> 
> Signed-off-by: Aaron Lu <aaron.lu@intel.com>

I'd like an ack from Alan Stern as well, please, but with that, you can
add my acked-by.

James



  reply	other threads:[~2013-01-16 15:45 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-15  9:20 [PATCH v13 0/9] ZPODD Patches Aaron Lu
2013-01-15  9:20 ` [PATCH v13 1/9] scsi: sr: support runtime pm Aaron Lu
2013-01-16 15:45   ` James Bottomley [this message]
2013-01-16 16:31     ` Alan Stern
2013-01-18  7:42       ` Aaron Lu
2013-01-18 15:24         ` Alan Stern
2013-01-19  8:55           ` Aaron Lu
2013-01-19 18:46             ` Alan Stern
2013-01-21  3:31               ` Julian Calaby
2013-01-21  8:14                 ` Aaron Lu
2013-01-21  8:55                   ` Julian Calaby
2013-01-21  9:11                     ` Aaron Lu
2013-01-21 14:56                       ` Oliver Neukum
2013-01-22  2:25                         ` Aaron Lu
2013-01-22  9:13                           ` Oliver Neukum
2013-01-22  9:20                             ` Aaron Lu
2013-01-21  8:04               ` Aaron Lu
2013-01-21  9:37               ` [RFC PATCH] " Aaron Lu
2013-01-21 16:59                 ` Alan Stern
2013-01-22  2:27                   ` Aaron Lu
2013-01-21 13:36               ` [PATCH v13 1/9] " Aaron Lu
2013-01-15  9:20 ` [PATCH v13 2/9] libata: identify and init ZPODD devices Aaron Lu
2013-01-21  9:16   ` Jeff Garzik
2013-01-21  9:28     ` Aaron Lu
2013-01-15  9:20 ` [PATCH v13 3/9] libata: move acpi notification code to zpodd Aaron Lu
2013-01-15  9:21 ` [PATCH v13 4/9] libata: check zero power ready status for ZPODD Aaron Lu
2013-01-15  9:21 ` [PATCH v13 5/9] libata: handle power transition of ODD Aaron Lu
2013-01-15  9:21 ` [PATCH v13 6/9] libata: expose pm qos flags for ata device Aaron Lu
2013-01-15  9:21 ` [PATCH v13 7/9] libata: scsi: no poll when ODD is powered off Aaron Lu
2013-01-15  9:21 ` [PATCH v13 8/9] libata: do not suspend port if normal ODD is attached Aaron Lu
2013-01-21 20:42   ` Jeff Garzik
2013-01-22 11:27     ` Aaron Lu
2013-01-15  9:21 ` [PATCH v13 9/9] scsi: remove can_power_off flag from scsi_device Aaron Lu

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