diff mbox

[net-next,v2,07/14] i40e: Fix comment for ethtool diagnostic link test

Message ID 1440629373-21287-8-git-send-email-jeffrey.t.kirsher@intel.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Kirsher, Jeffrey T Aug. 26, 2015, 10:49 p.m. UTC 
From: Greg Rose <gregory.v.rose@intel.com>

The existing comment is incorrect.  Add new comment to point out that the
PF reset does not affect link but if the reset is changed to a different
type that does affect link then the link test would need to be moved to
before the reset.

Change-ID: I28d786f46e9465860babdee61c1dba51016464df
Reported-by: Jeremiah Kyle <jeremiah.kyle@intel.com>
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
 drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 74c16a1..62824f5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -1626,11 +1626,13 @@  static void i40e_diag_test(struct net_device *netdev,
 			/* indicate we're in test mode */
 			dev_close(netdev);
 		else
+			/* This reset does not affect link - if it is
+			 * changed to a type of reset that does affect
+			 * link then the following link test would have
+			 * to be moved to before the reset
+			 */
 			i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
 
-		/* Link test performed before hardware reset
-		 * so autoneg doesn't interfere with test result
-		 */
 		if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
 			eth_test->flags |= ETH_TEST_FL_FAILED;