Defined in 2 files as a function:

• include/linux/skbuff.h, line 4270 (as a function)
• include/linux/skbuff.h, line 4320 (as a function)

Referenced in 3 files:

• include/net/mptcp.h, line 136
• net/ipv4/ip_output.c, line 568
• net/ipv6/ip6_output.c, line 634