Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8299b006 authored by Matt Turner's avatar Matt Turner Committed by Jeff Kirsher
Browse files

e1000e: Alert the user that C-states will be disabled by enabling jumbo frames 



I personally spent a long time trying to decypher why my CPU would not
reach deeper C-states. Let's just tell the next user what's going on.

Signed-off-by: default avatarMatt Turner <matt.turner@intel.com>
Acked-by: default avatarShannon Nelson <shannon.nelson@oracle.com>
Tested-by: default avatarAaron Brown <aaron.f.brown@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 0da6090f

drivers/net/ethernet/intel/e1000e/netdev.c

+2 −0
Original line number Diff line number Diff line
@@ -3306,6 +3306,8 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) 
			ew32(RXDCTL(0), rxdctl | 0x3 | BIT(8));

		}



		dev_info(&adapter->pdev->dev,

			 "Some CPU C-states have been disabled in order to enable jumbo frames\n");

		pm_qos_update_request(&adapter->pm_qos_req, lat);

	} else {

		pm_qos_update_request(&adapter->pm_qos_req,