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Date: Tue, 28 May 2013 10:10:54 +0200 From: Jiri Pirko <jiri@...nulli.us> To: netdev@...r.kernel.org Cc: davem@...emloft.net, eric.dumazet@...il.com, timo.teras@....fi, kuznet@....inr.ac.ru, jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net, bhutchings@...arflare.com Subject: [patch net-next 2/3] net: pass changed flags along with NETDEV_CHANGE event Use new netdevice notifier infrastructure to pass along changed flags. Signed-off-by: Timo Teräs <timo.teras@....fi> Signed-off-by: Jiri Pirko <jiri@...nulli.us> --- include/linux/netdevice.h | 5 +++++ net/core/dev.c | 9 +++++++-- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 153127b..38dae4f 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1602,6 +1602,11 @@ struct netdevice_notifier_info { struct net_device *dev; }; +struct netdevice_notifier_change_info { + struct netdevice_notifier_info info; /* must be first */ + unsigned int flags_changed; +}; + static inline struct net_device * get_netdevice_notifier_info_dev(const struct netdevice_notifier_info *info) { diff --git a/net/core/dev.c b/net/core/dev.c index 9a891e0..77f1653 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4778,8 +4778,13 @@ void __dev_notify_flags(struct net_device *dev, unsigned int old_flags) } if (dev->flags & IFF_UP && - (changes & ~(IFF_UP | IFF_PROMISC | IFF_ALLMULTI | IFF_VOLATILE))) - call_netdevice_notifiers(NETDEV_CHANGE, dev); + (changes & ~(IFF_UP | IFF_PROMISC | IFF_ALLMULTI | IFF_VOLATILE))) { + struct netdevice_notifier_change_info change_info; + + change_info.flags_changed = changes; + call_netdevice_notifiers_info(NETDEV_CHANGE, dev, + &change_info.info); + } } /** -- 1.7.11.7 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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