On Mon, 2013-02-25 at 09:19 +0400, Konstantin Khlebnikov wrote:
> This patch removes redundant and unbalanced pci_disable_device() from
> __e1000_shutdown(). pci_clear_master() is enough, device can go into
> suspended state with elevated enable_cnt.
> 
> Bug was introduced in commit 23606cf5d1192c2b17912cb2ef6e62f9b11de133
> ("e1000e / PCI / PM: Add basic runtime PM support (rev. 4)") in
> v2.6.35
> 
> Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Cc: e1000-devel@lists.sourceforge.net
> Cc: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
> Cc: Bruce Allan <bruce.w.allan@intel.com>
> ---
>  drivers/net/ethernet/intel/e1000e/netdev.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-) 

I have added the patch to my queue of e1000e patches.