Commit 61321bbd authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net: Add netdev_alloc_skb_ip_align() helper 



Instead of hardcoding NET_IP_ALIGN stuff in various network drivers,
we can add a helper around netdev_alloc_skb()

Signed-off-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f373b53b

include/linux/skbuff.h

+10 −0
Original line number Diff line number Diff line
@@ -1491,6 +1491,16 @@ static inline struct sk_buff *netdev_alloc_skb(struct net_device *dev, 
	return __netdev_alloc_skb(dev, length, GFP_ATOMIC);

}



static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev,

		unsigned int length)

{

	struct sk_buff *skb = netdev_alloc_skb(dev, length + NET_IP_ALIGN);



	if (NET_IP_ALIGN && skb)

		skb_reserve(skb, NET_IP_ALIGN);

	return skb;

}



extern struct page *__netdev_alloc_page(struct net_device *dev, gfp_t gfp_mask);



/**