__NETDEV_ALLOC_SKB(9) Linux Networking __NETDEV_ALLOC_SKB(9)NAME__netdev_alloc_skb - allocate an skbuff for rx on a specific device
SYNOPSIS
struct sk_buff * __netdev_alloc_skb(struct net_device * dev,
unsigned int length,
gfp_t gfp_mask);
ARGUMENTS
dev
network device to receive on
length
length to allocate
gfp_mask
get_free_pages mask, passed to alloc_skb
DESCRIPTION
Allocate a new sk_buff and assign it a usage count of one. The buffer
has unspecified headroom built in. Users should allocate the headroom
they think they need without accounting for the built in space. The
built in space is used for optimisations.
NULL is returned if there is no free memory.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 __NETDEV_ALLOC_SKB(9)