linux-kernel - Re: [PATCH 1/4] scsi: Allow hosts to be flagged as hotpluggable

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Message-ID: <20090716144439.GA14345@srcf.ucam.org>
Date:	Thu, 16 Jul 2009 15:44:39 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Stefan Richter <stefanr@...6.in-berlin.de>
Cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: [PATCH 1/4] scsi: Allow hosts to be flagged as hotpluggable

On Thu, Jul 16, 2009 at 04:36:14PM +0200, Stefan Richter wrote:
> Stefan Richter wrote:
> > The comment should specify what the actual effects of the flag are.
> [...]
> > (Is used by power management infrastructure to decide over runtime PM
> > policy?  I.e. don't enter power states which would prevent the port from
> > detecting/ reporting hotplug events?)
> 
> Perhaps the flag should be called differently (keep_ports_powered or
> whatever) --- unless you have additional future uses of the flag in mind
> which justify the more generic name.

Mm. I was actually wondering about that. For instance, laptop bays are 
hotpluggable but provide notification out of band and so can use ALPM 
without losing functionality. I'm not sure about "keep_ports_powered", 
but I'll try to think of something better.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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