PSKB_COPY

Section: Linux Networking (9)
Updated: February 2011
Index Return to Main Contents
 

NAME

pskb_copy - create copy of an sk_buff with private head.  

SYNOPSIS

struct sk_buff * pskb_copy(struct sk_buff * skb, gfp_t gfp_mask);
 

ARGUMENTS

skb

buffer to copy

gfp_mask

allocation priority
 

DESCRIPTION

Make a copy of both an sk_buff and part of its data, located in header. Fragmented data remain shared. This is used when the caller wishes to modify only header of sk_buff and needs private copy of the header to alter. Returns NULL on failure or the pointer to the buffer on success. The returned buffer has a reference count of 1.  

COPYRIGHT