Re: [RFT][PATCH] PCI / ACPI: Do not require MSI support for PCIenative features
From: Yinghai Lu
Date: Thu Mar 17 2011 - 01:23:38 EST
2011/3/16 Rafael J. Wysocki <rjw@xxxxxxx>:
> On Tuesday, March 15, 2011, Sarah Sharp wrote:
>> On Tue, Mar 15, 2011 at 01:00:17AM +0100, Rafael J. Wysocki wrote:
>> > Well, I must admit I have no idea what the problem is. OK, in addition to the
>> > above changes, please replace the "pci_ext_cfg_avail(root->bus->self)" in the
>> > same file with "true" and see if _that_ helps.
>> Yay, that worked! dmesg is attached.
> Good, at least we know what the problem is, now we only have to find the root
> cause. ;-)
> So, pci_ext_cfg_avail(root->bus->self) returns 0 on your machine, which is kind
> of unexpected (to put it lightly), so very likely we have uncovered a bug
> in the init code.
> Unfortunately, I may not be able to take care of this issue for the next few
> days, I'll let you know when I get back to it.
her .config does not define PCI_MMCONFIG
# Bus options (PCI etc.)
# CONFIG_PCI_MMCONFIG is not set
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