diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_txrx.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c index 4b92863b3500..49fc38094185 100644 --- a/drivers/net/ethernet/intel/ice/ice_txrx.c +++ b/drivers/net/ethernet/intel/ice/ice_txrx.c @@ -1103,10 +1103,12 @@ int ice_napi_poll(struct napi_struct *napi, int budget) if (!clean_complete) return budget; - /* Work is done so exit the polling mode and re-enable the interrupt */ - napi_complete_done(napi, work_done); - if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) - ice_irq_dynamic_ena(&vsi->back->hw, vsi, q_vector); + /* Exit the polling mode, but don't re-enable interrupts if stack might + * poll us due to busy-polling + */ + if (likely(napi_complete_done(napi, work_done))) + if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) + ice_irq_dynamic_ena(&vsi->back->hw, vsi, q_vector); return min(work_done, budget - 1); } |