mirror of https://gitee.com/openkylin/linux.git
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: Matt Turner <matt.turner@intel.com> Acked-by: Shannon Nelson <shannon.nelson@oracle.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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@ -3306,6 +3306,8 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
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ew32(RXDCTL(0), rxdctl | 0x3 | BIT(8));
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}
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dev_info(&adapter->pdev->dev,
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"Some CPU C-states have been disabled in order to enable jumbo frames\n");
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pm_qos_update_request(&adapter->pm_qos_req, lat);
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} else {
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pm_qos_update_request(&adapter->pm_qos_req,
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