From mboxrd@z Thu Jan 1 00:00:00 1970 From: Willem de Bruijn Subject: [PATCH RFC net-next 06/11] udp: add gso support to virtual devices Date: Tue, 17 Apr 2018 16:00:56 -0400 Message-ID: <20180417200059.30154-7-willemdebruijn.kernel@gmail.com> References: <20180417200059.30154-1-willemdebruijn.kernel@gmail.com> Cc: Willem de Bruijn To: netdev@vger.kernel.org Return-path: Received: from mail-qt0-f196.google.com ([209.85.216.196]:37504 "EHLO mail-qt0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752686AbeDQUBH (ORCPT ); Tue, 17 Apr 2018 16:01:07 -0400 Received: by mail-qt0-f196.google.com with SMTP id w12so20087976qti.4 for ; Tue, 17 Apr 2018 13:01:07 -0700 (PDT) In-Reply-To: <20180417200059.30154-1-willemdebruijn.kernel@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Willem de Bruijn Virtual devices such as tunnels and bonding can handle large packets. Only segment packets when reaching a physical or loopback device. Signed-off-by: Willem de Bruijn --- include/linux/netdev_features.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h index 35b79f47a13d..1e4883bb02a7 100644 --- a/include/linux/netdev_features.h +++ b/include/linux/netdev_features.h @@ -80,6 +80,7 @@ enum { NETIF_F_GRO_HW_BIT, /* Hardware Generic receive offload */ NETIF_F_HW_TLS_RECORD_BIT, /* Offload TLS record */ + NETIF_F_GSO_UDP_L4_BIT, /* UDP payload GSO (not UFO) */ /* * Add your fresh new feature above and remember to update @@ -147,6 +148,7 @@ enum { #define NETIF_F_HW_ESP_TX_CSUM __NETIF_F(HW_ESP_TX_CSUM) #define NETIF_F_RX_UDP_TUNNEL_PORT __NETIF_F(RX_UDP_TUNNEL_PORT) #define NETIF_F_HW_TLS_RECORD __NETIF_F(HW_TLS_RECORD) +#define NETIF_F_GSO_UDP_L4 __NETIF_F(GSO_UDP_L4) #define for_each_netdev_feature(mask_addr, bit) \ for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT) @@ -216,6 +218,7 @@ enum { NETIF_F_GSO_GRE_CSUM | \ NETIF_F_GSO_IPXIP4 | \ NETIF_F_GSO_IPXIP6 | \ + NETIF_F_GSO_UDP_L4 | \ NETIF_F_GSO_UDP_TUNNEL | \ NETIF_F_GSO_UDP_TUNNEL_CSUM) -- 2.17.0.484.g0c8726318c-goog