bp_lhcookie 2036 net/bridgestp.c bp->bp_lhcookie = hook_establish(ifp->if_linkstatehooks, 1, bp_lhcookie 2052 net/bridgestp.c hook_disestablish(ifp->if_linkstatehooks, bp->bp_lhcookie); bp_lhcookie 304 net/if_bridge.h void *bp_lhcookie; /* if linkstate hook */