tag	line	file	source code
O_NONBLOCK	71	fs/fcntl.c	filp->f_flags &= ~(O_APPEND | O_NONBLOCK);
O_NONBLOCK	72	fs/fcntl.c	filp->f_flags |= arg & (O_APPEND | O_NONBLOCK);
O_NONBLOCK	21	fs/pipe.c	if (!(filp->f_flags & O_NONBLOCK))
O_NONBLOCK	17	include/fcntl.h	#define O_NDELAY  O_NONBLOCK
O_NONBLOCK	274	kernel/chr_drv/tty_io.c	if (file->f_flags & O_NONBLOCK)
O_NONBLOCK	328	kernel/chr_drv/tty_io.c	if (file->f_flags & O_NONBLOCK)
O_NONBLOCK	242	net/socket.c	return sock->ops->read(sock, ubuf, size, (file->f_flags & O_NONBLOCK));
O_NONBLOCK	257	net/socket.c	return sock->ops->write(sock, ubuf, size,(file->f_flags & O_NONBLOCK));
O_NONBLOCK	585	net/socket.c	if (file->f_flags & O_NONBLOCK)