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Commit c682fc23 authored by Auke Kok's avatar Auke Kok Committed by Jeff Garzik
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igb: save and restore pcie/msi state to support EEH recovery 



To enable EEH support for pci-express network adapters, pcie/msi state
needs to be saved and restored for that adapter.

[after similar patches for ixgbe and e1000e from Wendy Xiong]

Signed-off-by: default avatarAuke Kok <auke-jan.h.kok@intel.com>
Cc: Wendy Xiong <wendyx@us.ibm.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent aad32739

drivers/net/igb/igb_main.c

+2 −0
Original line number Diff line number Diff line
@@ -871,6 +871,7 @@ static int __devinit igb_probe(struct pci_dev *pdev, 
		goto err_pci_reg;



	pci_set_master(pdev);

	pci_save_state(pdev);



	err = -ENOMEM;

	netdev = alloc_etherdev(sizeof(struct igb_adapter));
@@ -4079,6 +4080,7 @@ static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev) 
		return PCI_ERS_RESULT_DISCONNECT;

	}

	pci_set_master(pdev);

	pci_restore_state(pdev);



	pci_enable_wake(pdev, PCI_D3hot, 0);

	pci_enable_wake(pdev, PCI_D3cold, 0);