Defined in 3 files as a macro:

• net/ipv4/tcp_ipv4.c, line 3581 (as a macro)
• net/ipv4/udp.c, line 3844 (as a macro)
• net/unix/af_unix.c, line 3861 (as a macro)

Referenced in 3 files:

• net/ipv4/tcp_ipv4.c, line 3592
• net/ipv4/udp.c, line 3855
• net/unix/af_unix.c, line 3872