Subject: Re: [PATCH] PCIe ASPM causes machine (HP Compaq 6735s) to sometimes freeze hard at boot at PCI initialization time

From: Matthew Garrett <[email-masked]>
Date: Fri, 5 Dec 2008 18:21:48 +0000

On Fri, Dec 05, 2008 at 02:07:13PM +0100, Thomas Renninger wrote:

> PCIE: Break out of endless loop waiting for PCI config bits to switch
> 
> Makes a Compaq 6735s boot reliably again which hang in the loop
> on some boots.

Which device does it get stuck on?

> +	if (loop_count == 100) 
> +		dev_printk (KERN_WARNING, &pdev->dev, "Could not configure ASPM\n");

"ASPM: Could not configure common clock\n"? ASPM should still work, 
though with higher latency. It probably also needs to revert the 
configuration changes.

-- 
Matthew Garrett | [email-masked]