diff options
| author |   Eric Dumazet <eric.dumazet@gmail.com> | 2009-10-07 17:11:23 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2009-10-13 03:44:03 -0700 |
| commit | 61321bbd6235ca9a40ba3bc249e8906cc66233c3 (patch) | |
| tree | 20f50af5ea5cef41ca28dcc8e79f9a7cc2a52579 /include/linux/skbuff.h | |
| parent | tcp: replace ehash_size by ehash_mask (diff) | |
| download | linux-dev-61321bbd6235ca9a40ba3bc249e8906cc66233c3.tar.xz linux-dev-61321bbd6235ca9a40ba3bc249e8906cc66233c3.zip | |
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: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 8c866b5cb97b..0c68fbd6faac 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -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); /** |