Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\skbuff.h Create Date:2022-07-28 05:52:58
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:skb_head_is_locked - Determine if the skb->head is locked down*@skb: skb to check* The head on skbs build around a head frag can be removed if they are* not cloned

Proto:static inline bool skb_head_is_locked(const struct sk_buff *skb)

Type:bool

Parameter:

TypeParameterName
const struct sk_buff *skb
4492  Return Not head_frag || skb_cloned - is the buffer a clone*@skb: buffer to check* Returns true if the buffer was generated with skb_clone() and is* one of multiple shared copies of the buffer. Cloned buffers are* shared data so must not be written to under normal circumstances.