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

From: Matthew Garrett
Date: Fri Dec 05 2008 - 13:22:13 EST

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 | mjg59@xxxxxxxxxxxxx
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