Defined in 3 files as a macro:

• net/ipv4/tcp_ipv4.c, line 3520 (as a macro)
• net/ipv4/udp.c, line 3569 (as a macro)
• net/unix/af_unix.c, line 3597 (as a macro)

Referenced in 3 files:

• net/ipv4/tcp_ipv4.c, line 3531
• net/ipv4/udp.c, line 3580
• net/unix/af_unix.c, line 3608