linux-kernel - Re: [PATCH] fix wrong sized spinlock flags argument

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Message-ID: <20080118081339.3da1dceb@areia>
Date:	Fri, 18 Jan 2008 08:13:39 -0200
From:	Mauro Carvalho Chehab <mchehab@...radead.org>
To:	Daniel Walker <dwalker@...sta.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Maxim Levitsky <maximlevitsky@...il.com>
Subject: Re: [PATCH] fix wrong sized spinlock flags argument

On Thu, 17 Jan 2008 16:05:06 -0800
Daniel Walker <dwalker@...sta.com> wrote:

> 
> On Thu, 2008-01-17 at 15:48 -0800, Linus Torvalds wrote:
> > Applied.
> > 
> > However, the patch itself didn't apply cleanly, because in my souce tree, 
> > these two lines are in a different order:
> > 
> > On Thu, 17 Jan 2008, Daniel Walker wrote:
> > >  
> > >  	pci_set_power_state(pci_dev, PCI_D0);
> > >  	pci_restore_state(pci_dev);
> > 
> > but I actually think your order is the *correct* one (because I'm not at 
> > all sure that config space writes are even guaranteed to make a difference 
> > when in D3cold).
> 
> I was actually using 2.6.24-rc8-mm1 . The code looked similar enough,
> but I must have overlooked the fact that the lines above got switched..

There were lots of change on saa7134, including the implementation of S1/S3.
I'll run some tests here fixing the order and apply Daniel's patch.

Cheers,
Mauro
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