Message ID | 20171114235133.14755-1-mattst88@gmail.com |
---|---|
State | Accepted |
Delegated to: | Jeff Kirsher |
Headers | show |
Series | None | expand |
On 11/14/2017 3:51 PM, Matt Turner wrote: > From: Matt Turner <matt.turner@intel.com> > > 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> > --- > v2: Per Shannon, put string on one line for easier grepping Acked-by: Shannon Nelson <shannon.nelson@oracle.com> > > drivers/net/ethernet/intel/e1000e/netdev.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c > index 286d0277284e..31577dad22cb 100644 > --- a/drivers/net/ethernet/intel/e1000e/netdev.c > +++ b/drivers/net/ethernet/intel/e1000e/netdev.c > @@ -3288,6 +3288,8 @@ 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, >
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On Behalf > Of Matt Turner > Sent: Tuesday, November 14, 2017 3:52 PM > To: intel-wired-lan@lists.osuosl.org > Cc: Turner, Matt <matt.turner@intel.com> > Subject: [Intel-wired-lan] [PATCH 2/3] e1000e: Alert the user that C-states will > be disabled by enabling jumbo frames > > From: Matt Turner <matt.turner@intel.com> > > 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> > --- > v2: Per Shannon, put string on one line for easier grepping > > drivers/net/ethernet/intel/e1000e/netdev.c | 2 ++ > 1 file changed, 2 insertions(+) Tested-by: Aaron Brown <aaron.f.brown@intel.com>
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 286d0277284e..31577dad22cb 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -3288,6 +3288,8 @@ 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,