1SKB_CLONE(9) Linux Networking SKB_CLONE(9)
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6 skb_clone - duplicate an sk_buff
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9 struct sk_buff * skb_clone(struct sk_buff * skb, gfp_t gfp_mask);
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12 skb
13 buffer to clone
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15 gfp_mask
16 allocation priority
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19 Duplicate an sk_buff. The new one is not owned by a socket. Both copies
20 share the same packet data but not structure. The new buffer has a
21 reference count of 1. If the allocation fails the function returns NULL
22 otherwise the new buffer is returned.
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24 If this function is called from an interrupt gfp_mask must be
25 GFP_ATOMIC.
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28Kernel Hackers Manual 2.6. November 2011 SKB_CLONE(9)