skb_zcopy

函数名称：skb_zcopy

函数原型：static inline struct ubuf_info *skb_zcopy(struct sk_buff *skb)

返回类型：struct ubuf_info

参数：

类型	参数	名称
struct sk_buff *	skb

**调用者**
名称	描述
skb_zcopy_set
skb_zcopy_clear	Release a reference on a zerocopy structure
skb_zcopy_abort	Abort a zerocopy operation and revert zckey on error in send syscall
skb_orphan_frags	skb_orphan_frags - orphan the frags contained in a buffer@skb: buffer to orphan frags from@gfp_mask: allocation mask for replacement pages* For each frag in the SKB which needs a destructor (i
skb_orphan_frags_rx	Frags must be orphaned, even if refcounted, if skb might loop to rx path
skb_can_coalesce

函数逻辑报告