From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Ahern Subject: [PATCH RFC net-next 3/6] net: Introduce IFF_LWT_NETDEV flag Date: Sat, 6 May 2017 10:07:31 -0600 Message-ID: <20170506160734.47084-4-dsahern@gmail.com> References: <20170506160734.47084-1-dsahern@gmail.com> Cc: roopa@cumulusnetworks.com, f.fainelli@gmail.com, nicolas.dichtel@6wind.com, David Ahern To: netdev@vger.kernel.org Return-path: Received: from mail-pf0-f196.google.com ([209.85.192.196]:32825 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752298AbdEFQHr (ORCPT ); Sat, 6 May 2017 12:07:47 -0400 Received: by mail-pf0-f196.google.com with SMTP id b23so4395433pfc.0 for ; Sat, 06 May 2017 09:07:47 -0700 (PDT) In-Reply-To: <20170506160734.47084-1-dsahern@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: Add new flag to denote lightweight netdevices. Add helper to identify such devices. Signed-off-by: David Ahern --- include/linux/netdevice.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index f47c8712398a..08151fd34973 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1401,6 +1401,7 @@ enum netdev_priv_flags { IFF_RXFH_CONFIGURED = 1<<25, IFF_PHONY_HEADROOM = 1<<26, IFF_MACSEC = 1<<27, + IFF_LWT_NETDEV = 1<<28, }; #define IFF_802_1Q_VLAN IFF_802_1Q_VLAN @@ -1430,6 +1431,7 @@ enum netdev_priv_flags { #define IFF_TEAM IFF_TEAM #define IFF_RXFH_CONFIGURED IFF_RXFH_CONFIGURED #define IFF_MACSEC IFF_MACSEC +#define IFF_LWT_NETDEV IFF_LWT_NETDEV /** * struct net_device - The DEVICE structure. @@ -4137,6 +4139,11 @@ static inline void skb_gso_error_unwind(struct sk_buff *skb, __be16 protocol, skb->mac_len = mac_len; } +static inline bool netif_is_lwd(struct net_device *dev) +{ + return !!(dev->priv_flags & IFF_LWT_NETDEV); +} + static inline bool netif_is_macsec(const struct net_device *dev) { return dev->priv_flags & IFF_MACSEC; -- 2.11.0 (Apple Git-81)