Defined in 2 files as a function:

• include/net/mptcp.h, line 169 (as a function)
• include/net/mptcp.h, line 257 (as a function)

Referenced in 2 files:

• net/ipv4/tcp_ipv4.c, line 779
• net/ipv6/tcp_ipv6.c, line 895