[dpdk-dev] [PATCH v1] net/tap: fix report on multi segments capability

Pascal Mazon pascal.mazon at 6wind.com
Mon Feb 5 15:53:13 CET 2018


Acked-by: Pascal Mazon <pascal.mazon at 6wind.com>

On 05/02/2018 11:59, Ophir Munk wrote:
> TAP device is supporting multi segments Tx, however this capability is
> not reported when querying the TAP device.
> This commit adds this capability report.
>
> Fixes: 818fe14a9891 ("net/tap: use new Tx offloads API")
> Cc: stable at dpdk.org
>
> Signed-off-by: Ophir Munk <ophirmu at mellanox.com>
> ---
>  drivers/net/tap/rte_eth_tap.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
> index dc3847e..ac43db4 100644
> --- a/drivers/net/tap/rte_eth_tap.c
> +++ b/drivers/net/tap/rte_eth_tap.c
> @@ -390,7 +390,8 @@ tap_tx_offload_get_port_capa(void)
>  	 * In order to support legacy apps,
>  	 * report capabilities also as port capabilities.
>  	 */
> -	return DEV_TX_OFFLOAD_IPV4_CKSUM |
> +	return DEV_TX_OFFLOAD_MULTI_SEGS |
> +	       DEV_TX_OFFLOAD_IPV4_CKSUM |
>  	       DEV_TX_OFFLOAD_UDP_CKSUM |
>  	       DEV_TX_OFFLOAD_TCP_CKSUM;
>  }
> @@ -398,7 +399,8 @@ tap_tx_offload_get_port_capa(void)
>  static uint64_t
>  tap_tx_offload_get_queue_capa(void)
>  {
> -	return DEV_TX_OFFLOAD_IPV4_CKSUM |
> +	return DEV_TX_OFFLOAD_MULTI_SEGS |
> +	       DEV_TX_OFFLOAD_IPV4_CKSUM |
>  	       DEV_TX_OFFLOAD_UDP_CKSUM |
>  	       DEV_TX_OFFLOAD_TCP_CKSUM;
>  }



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