INDEX

NAME, SYNOPSIS, ARGUMENTS, DESCRIPTION, COPYRIGHT

"__ALLOC_SKB" "9" "July 2007" "Kernel Hackers Manual 2.6.22" "Linux Networking"

NAME

__alloc_skb - allocate a network buffer

SYNOPSIS

"struct sk_buff * __alloc_skb(unsigned int " "size" ", gfp_t " "gfp_mask" ", int " "fclone" ", int " "node" ");"


ARGUMENTS

size

size to allocate

gfp_mask

allocation mask

fclone

allocate from fclone cache instead of head cache and allocate a cloned (child) skb

node

numa node to allocate memory on

DESCRIPTION

Allocate a new &sk_buff. The returned buffer has no headroom and a tail room of size bytes. The object has a reference count of one. The return is the buffer. On a failure the return is NULLfR.


Buffers may only be allocated from interrupts using a gfp_mask of GFP_ATOMICfR.


COPYRIGHT

Possibly related

raw nroff source of __alloc_skb(9)