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Date: Fri, 17 Feb 2006 21:09:00 -0800
From: Andrew Morton <akpm@osdl.org>
To: Patrick Mochel <mochel@digitalimplant.org>
Cc: greg@kroah.com, torvalds@osdl.org, linux-kernel@vger.kernel.org,
       linux-pm@osdl.org
Subject: Re: [PATCH 2/5] [pm] Add state field to pm_message_t (to hold
 actual state device is in)
Message-Id: <20060217210900.514b5f4c.akpm@osdl.org>
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Patrick Mochel <mochel@digitalimplant.org> wrote:
>
> 
> Signed-off-by: Patrick Mochel <mochel@linux.intel.com>
> 
> ---
> 
>  include/linux/pm.h |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> applies-to: 1ac50ba99ca37c65bdf3643c4056c246e401c18a
> 63b8e7f0896ce93834ac60c15df954b1e6d45e56
> diff --git a/include/linux/pm.h b/include/linux/pm.h
> index 5be87ba..a7324ea 100644
> --- a/include/linux/pm.h
> +++ b/include/linux/pm.h
> @@ -140,6 +140,7 @@ struct device;
> 
>  typedef struct pm_message {
>  	int event;
> +	u32 state;
>  } pm_message_t;

I don't quite understand.  This is a message which is sent to a driver
saying "go into this state", isn't it?

If so, what does the new `state' field tell us?