tag	line	file	source code
lock_flag	121	net/unix/sock.c	while (upd->lock_flag)
lock_flag	123	net/unix/sock.c	upd->lock_flag = 1;
lock_flag	129	net/unix/sock.c	upd->lock_flag = 0;
lock_flag	43	net/unix/unix.h	int    lock_flag;