sfc: Make initial fill of RX descriptors synchronous

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 869418164364..5e2454d07137 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -253,7 +253,7 @@ static int efx_process_channel(struct efx_channel *channel, int budget)
                         efx_channel_get_rx_queue(channel);
 
                 efx_rx_flush_packet(channel);
-                efx_fast_push_rx_descriptors(rx_queue);
+                efx_fast_push_rx_descriptors(rx_queue, true);
         }
 
         return spent;
@@ -646,7 +646,9 @@ static void efx_start_datapath(struct efx_nic *efx)
                 efx_for_each_channel_rx_queue(rx_queue, channel) {
                         efx_init_rx_queue(rx_queue);
                         atomic_inc(&efx->active_queues);
-                        efx_nic_generate_fill_event(rx_queue);
+                        efx_stop_eventq(channel);
+                        efx_fast_push_rx_descriptors(rx_queue, false);
+                        efx_start_eventq(channel);
                 }
 
                 WARN_ON(channel->rx_pkt_n_frags);