taglinefilesource code
us_rbuff_head331drivers/net/ppp.cppp->us_rbuff_head  = NULL;
us_rbuff_head560drivers/net/ppp.cppp->us_rbuff_head =
us_rbuff_head1141drivers/net/ppp.c#define PUTC(c,label) *ppp->us_rbuff_head++ = c; \
us_rbuff_head1142drivers/net/ppp.cif (ppp->us_rbuff_head == ppp->us_rbuff_end) \
us_rbuff_head1143drivers/net/ppp.cppp->us_rbuff_head = ppp->us_rbuff; \
us_rbuff_head1144drivers/net/ppp.cif (ppp->us_rbuff_head == ppp->us_rbuff_tail) \
us_rbuff_head1163drivers/net/ppp.csaved_head = ppp->us_rbuff_head;
us_rbuff_head1193drivers/net/ppp.cppp->us_rbuff_head = saved_head;
us_rbuff_head1235drivers/net/ppp.cif (ppp->us_rbuff_head == ppp->us_rbuff_tail) {
us_rbuff_head1257drivers/net/ppp.cppp->us_rbuff_head += len;
us_rbuff_head1258drivers/net/ppp.cif (ppp->us_rbuff_head > ppp->us_rbuff_end)
us_rbuff_head1259drivers/net/ppp.cppp->us_rbuff_head += - (ppp->us_rbuff_end - ppp->us_rbuff);
us_rbuff_head1631drivers/net/ppp.cif (ppp->us_rbuff_head != ppp->us_rbuff_tail) {
us_rbuff_head213include/linux/ppp.hunsigned char    *us_rbuff_head; /* head of waiting packets  */