tag	line	file	source code
SC_XMIT_BUSY	737	drivers/net/ppp.c	if (ppp->flags & SC_XMIT_BUSY) {
SC_XMIT_BUSY	741	drivers/net/ppp.c	ppp->flags |= SC_XMIT_BUSY;
SC_XMIT_BUSY	756	drivers/net/ppp.c	ppp->flags &= ~SC_XMIT_BUSY;