Re: e1000e + suspend, 3.9-rc2

[Konstantin Khlebnikov <khlebnikov@openvz.org>]

Jiri Slaby wrote:
> On 03/12/2013 06:17 PM, Borislav Petkov wrote:
>> On Mon, Mar 11, 2013 at 09:25:37PM +0100, Borislav Petkov wrote:
>>> Yeah, it is already upstream. And yeah, it did trigger with it.
>>>
>>> $ git describe
>>> v3.9-rc2-112-g7c6baa304b84
>>>
>>> But it somehow doesn't trigger with that same kernel anymore so I'll
>>> consider it a glitch and watch it over the next days.
>>
>> Ok, I can still see the hardware error message when suspending:
>
> And with 3.8 plus these:
>      PCI/PM: Clear state_saved during suspend
>      e1000e: fix pci-device enable-counter balance
>      e1000e: fix runtime power management transitions
>      e1000e: fix accessing to suspended device
>
> I sometimes see this:
> pci_pm_suspend():e1000_suspend +0x0/0x10 [e1000e] returns -2
> dpm_run_callback(): pci_pm_suspend+0x0/0x140 returns -2
> PM: Device 0000:00:19.0 failed to suspend async: error -2
>
> Any ideas? Am I missing some patch still?

Try this:
"PCI: Don't try to disable Bus Master on disconnected PCI devices"
https://patchwork.kernel.org/patch/2271641/

But I'm not sure, probably it is unrelated because this code works only (?)
during shutdown/kexec sequences.