table of contents
| SKB_COW_HEAD(9) | Linux Networking | SKB_COW_HEAD(9) |
NAME¶
skb_cow_head - skb_cow but only making the head writable
SYNOPSIS¶
int skb_cow_head(struct sk_buff * skb, unsigned int headroom);
ARGUMENTS¶
skb
buffer to cow
headroom
needed headroom
DESCRIPTION¶
This function is identical to skb_cow except that we replace the skb_cloned check by skb_header_cloned. It should be used when you only need to push on some header and do not need to modify the data.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |