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

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
......@@ -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;
}
......
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