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SKB_CLONE(9) Linux Networking SKB_CLONE(9)

NAME

skb_clone - duplicate an sk_buff

SYNOPSIS

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

ARGUMENTS

struct sk_buff * skb

buffer to clone

gfp_t gfp_mask

allocation priority

DESCRIPTION

Duplicate an &sk_buff. The new one is not owned by a socket. Both copies share the same packet data but not structure. The new buffer has a reference count of 1. If the allocation fails the function returns NULL otherwise the new buffer is returned.

If this function is called from an interrupt gfp_mask must be GFP_ATOMIC.

COPYRIGHT

July 2017 Kernel Hackers Manual 4.12