linux-kernel - Re: [RFC PATCH v3 0/4]: block layer runtime pm

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Message-ID: <Pine.LNX.4.44L0.1205221209530.2100-100000@iolanthe.rowland.org>
Date:	Tue, 22 May 2012 12:10:31 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Lin Ming <ming.m.lin@...el.com>
cc:	Jens Axboe <axboe@...nel.dk>, <linux-kernel@...r.kernel.org>,
	<linux-pm@...r.kernel.org>, <linux-scsi@...r.kernel.org>
Subject: Re: [RFC PATCH v3 0/4]: block layer runtime pm

On Tue, 22 May 2012, Lin Ming wrote:

> Hi,
> 
> In August 2010, Jens and Alan discussed about "Runtime PM and the block
> layer". http://marc.info/?t=128259108400001&r=1&w=2
> 
> Here are the RFC v3 patches that try to implement the ideas discussed.
> Welcome to give it a try.

Have you checked to make sure these changes won't break the IDE driver?  
Maybe it will need to set the REQ_PM flag too.

Alan Stern

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