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sfc: Make initial fill of RX descriptors synchronous

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Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Jon Cooper
2013-10-02 11:04:14 +01:00
committed by Ben Hutchings
parent 92a0416839
commit cce28794bc
5 changed files with 12 additions and 9 deletions
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6
drivers/net/ethernet/sfc/efx.c
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@@ -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);