linux-kernel - Re: [PATCH -mm 6/7] PM: Remove power_state.event checks from suspend core code

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Date:	Thu, 14 Jun 2007 07:21:34 -0700
From:	David Brownell <david-b@...bell.net>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg KH <greg@...ah.com>, LKML <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>
Subject: Re: [PATCH -mm 6/7] PM: Remove power_state.event checks from suspend core code

On Wednesday 13 June 2007, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> The suspend routines should be called for every device during a system sleep
> transition, regardless of the device's state, so that drivers can regard these
> method calls as notifications that the system is about to go to sleep, rather
> than as directives to put their devices into the 'off' state.

Did you audit all the drivers to make sure this won't break things?
Like for example through inappropriate pci_save_state() calls?

I'd really expect this patch would break things...
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