From 83d14c595e011f96c47e5fb09ddb51902e8367aa Mon Sep 17 00:00:00 2001 From: Carolyn Wyborny Date: Wed, 7 Jun 2017 05:43:07 -0400 Subject: [PATCH] i40e: Add message for unsupported MFP mode This patch adds a check and message if the device is in MFP mode as changing RSS input set is not supported in MFP mode. Signed-off-by: Carolyn Wyborny Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 9d3233c2c9cd..9692a5294fa3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -2711,6 +2711,12 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) u8 flow_pctype = 0; u64 i_set, i_setc; + if (pf->flags & I40E_FLAG_MFP_ENABLED) { + dev_err(&pf->pdev->dev, + "Change of RSS hash input set is not supported when MFP mode is enabled\n"); + return -EOPNOTSUPP; + } + /* RSS does not support anything other than hashing * to queues on src and dst IPs and ports */ -- 2.20.1