[3.11.y.z extended stable] Patch "sfc: Stop/re-start PTP when stopping/starting the datapath." has been added to staging queue

[Ben Hutchings]

On Tue, 2014-01-21 at 11:02 +0000, Luis Henriques wrote:
[...]
> --- a/drivers/net/ethernet/sfc/efx.c
> +++ b/drivers/net/ethernet/sfc/efx.c
> @@ -695,6 +695,8 @@ static void efx_start_datapath(struct efx_nic *efx)
>  		WARN_ON(channel->rx_pkt_n_frags);
>  	}
> 
> +	efx_ptp_start_datapath(efx);
> +
>  	if (netif_device_present(efx->net_dev))
>  		netif_tx_wake_all_queues(efx->net_dev);
>  }
> @@ -730,6 +732,8 @@ static void efx_stop_datapath(struct efx_nic *efx)
>  		}
>  	}
> 
> +	efx_ptp_stop_datapath(efx);
> +
>  	efx_for_each_channel(channel, efx) {
>  		/* RX packet processing is pipelined, so wait for the
>  		 * NAPI handler to complete.  At least event queue 0
[...]

I don't think it makes a whole lot of difference, but the call to
efx_ptp_stop_datapath() belongs further up this function, just after the
initial assertions.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
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