aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorGreg Rose2015-07-10 19:36:03 -0400
committerJeff Kirsher2015-08-26 14:58:26 -0700
commitb4e53f02d7356809acbab673e6c20773cf56dbd6 (patch)
treea61c1e36ba07305ecffed3a5f3f58ede3e3b8015
parentfe860afb4638f5e62e7d861bfc35a1580fb633bb (diff)
i40e: Fix comment for ethtool diagnostic link test
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>
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_ethtool.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 74c16a185158..62824f5c8266 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;