skb_fclone_busy (9) Linux Manual Page
skb_fclone_busy – check if fclone is busy
Synopsis
- bool skb_fclone_busy(const struct sock
* sk, const struct sk_buff* skb);
Arguments
sk
-
- socket
skb
- buffer
Description
Returns true if skb is a fast clone, and its clone is not freed. Some drivers call skb_orphan in their ndo_start_xmit, so we also check that this didnt happen.