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| author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2019-10-07 15:07:24 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2019-11-01 13:20:18 -0700 |
| commit | 2c19e395e061a1c1442e0623ce5ec88ecc6c5a9b (patch) | |
| tree | 5682380ccaf2c978ee98d83af6c13fd11dc538bb /drivers | |
| parent | 8d5cfd7f76a2414e23c74bb8858af7540365d985 (diff) | |
| download | linux-2c19e395e061a1c1442e0623ce5ec88ecc6c5a9b.tar.bz2 | |
i40e: Fix receive buffer starvation for AF_XDP
Magnus's fix to resolve a potential receive buffer starvation for AF_XDP
got applied to both the i40e_xsk_umem_enable/disable() functions, when it
should have only been applied to the "enable". So clean up the undesired
code in the disable function.
CC: Magnus Karlsson <magnus.karlsson@intel.com>
Fixes: 1f459bdc2007 ("i40e: fix potential RX buffer starvation for AF_XDP")
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_xsk.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index b1c3227ae4ab..a05dfecdd9b4 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -157,11 +157,6 @@ static int i40e_xsk_umem_disable(struct i40e_vsi *vsi, u16 qid) err = i40e_queue_pair_enable(vsi, qid); if (err) return err; - - /* Kick start the NAPI context so that receiving will start */ - err = i40e_xsk_wakeup(vsi->netdev, qid, XDP_WAKEUP_RX); - if (err) - return err; } return 0; |