Query: skb_share_check
OS: suse
Section: 9
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
SKB_SHARE_CHECK(9) Linux Networking SKB_SHARE_CHECK(9)NAMEskb_share_check - check if buffer is shared and if so clone itSYNOPSISstruct sk_buff * skb_share_check(struct sk_buff * skb, gfp_t pri);ARGUMENTSskb buffer to check pri priority for memory allocationDESCRIPTIONIf the buffer is shared the buffer is cloned and the old copy drops a reference. A new clone with a single reference is returned. If the buffer is not shared the original buffer is returned. When being called from interrupt status or with spinlocks held pri must be GFP_ATOMIC. NULL is returned on a memory allocation failure.COPYRIGHTKernel Hackers Manual 2.6. July 2010 SKB_SHARE_CHECK(9)
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