SKB (reference) in projects: linux-4.1.27

63    cloned SKB.
67    up the SKB and in some finite amount of time.
76    must not keep any reference to that SKB and you must not attempt

987 #define skb_shinfo(SKB)	((struct skb_shared_info *)(skb_end_pointer(SKB)))  argument

670         tristate "SKB Editing"

/linux-4.1.27/Documentation/networking/
D	driver.txt	`63 cloned SKB. 67 up the SKB and in some finite amount of time. 76 must not keep any reference to that SKB and you must not attempt`
D	pktgen.txt	`101 pgset "clone_skb 0" use single SKB for all transmits`
/linux-4.1.27/include/linux/
D	skbuff.h	`987 #define skb_shinfo(SKB) ((struct skb_shared_info *)(skb_end_pointer(SKB))) argument`
/linux-4.1.27/net/core/
D	dev.c	`1688 #define net_timestamp_check(COND, SKB) \ argument 1690 if ((COND) && !(SKB)->tstamp.tv64) \ 1691 __net_timestamp(SKB); \`
/linux-4.1.27/net/sched/
D	Kconfig	`670 tristate "SKB Editing"`