ixgbevf: Fix handling of NAPI budget when multiple queues are enabled per vector

This is the same patch as for ixgbe but applied differently according to
busy polling.  See commit 5d6002b7b822c74 ("ixgbe: Fix handling of NAPI
budget when multiple queues are enabled per vector")

Signed-off-by: William Dauchy <william@gandi.net>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index f098952d4fb4ac9f983d43b6fbf91c0170d9f2a8..478c0f1f12bb0827a48616d1e98b061bafee09f0 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -1016,6 +1016,8 @@ static int ixgbevf_poll(struct napi_struct *napi, int budget)
        ixgbevf_for_each_ring(ring, q_vector->tx)
                clean_complete &= ixgbevf_clean_tx_irq(q_vector, ring);
 
+       if (budget <= 0)
+               return budget;
 #ifdef CONFIG_NET_RX_BUSY_POLL
        if (!ixgbevf_qv_lock_napi(q_vector))
                return budget;