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SKB_COW_HEAD(9) | Linux Networking | SKB_COW_HEAD(9) |
NAME¶
skb_cow_head - skb_cow but only making the head writableSYNOPSIS¶
int skb_cow_head(struct sk_buff * skb, unsigned int headroom);
ARGUMENTS¶
skbbuffer 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¶
April 2019 | Kernel Hackers Manual 4.9. |