linux-kernel - Re: [PATCH] PCI: Disable ASPM if BIOS asks us to

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Message-ID: <20101202223135.GA12652@srcf.ucam.org>
Date:	Thu, 2 Dec 2010 22:31:35 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	jbarnes@...tuousgeek.org
Subject: Re: [PATCH] PCI: Disable ASPM if BIOS asks us to

On Thu, Dec 02, 2010 at 11:24:31PM +0100, Rafael J. Wysocki wrote:
> > +	if (!aspm_force) {
> >  		aspm_disabled = 1;
> > +		if (clear)
> > +			aspm_clear_state = clear;
> 
> Well, is the if(clear) really necessary?

If the FADT disables ASPM, and then we fail to get the control bits, 
we'd call this twice and turn off aspm_clear_state.

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