Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 60f4b645 authored by Tonghao Zhang's avatar Tonghao Zhang Committed by Jeff Kirsher
Browse files

ixgbe: Avoid to write the RETA table when unnecessary 



If indir == 0 in the ixgbe_set_rxfh(), it is unnecessary
to write the HW. Because redirection table is not changed.

Signed-off-by: default avatarTonghao Zhang <xiangxia.m.yue@gmail.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 8f611fb0

drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c

+2 −2
Original line number Diff line number Diff line
@@ -3059,6 +3059,8 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, 


		for (i = 0; i < reta_entries; i++)

			adapter->rss_indir_tbl[i] = indir[i];



		ixgbe_store_reta(adapter);

	}



	/* Fill out the rss hash key */
@@ -3067,8 +3069,6 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, 
		ixgbe_store_key(adapter);

	}



	ixgbe_store_reta(adapter);



	return 0;

}