diff options
Diffstat (limited to 'freebsd/sys/net/if.c')
| -rw-r--r-- | freebsd/sys/net/if.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/freebsd/sys/net/if.c b/freebsd/sys/net/if.c index 7721af11..d846482e 100644 --- a/freebsd/sys/net/if.c +++ b/freebsd/sys/net/if.c @@ -1131,6 +1131,9 @@ if_detach_internal(struct ifnet *ifp, int vmove, struct if_clone **ifcp) * the work top-down for us. */ if (shutdown) { + /* Give interface users the chance to clean up. */ + EVENTHANDLER_INVOKE(ifnet_departure_event, ifp); + /* * In case of a vmove we are done here without error. * If we would signal an error it would lead to the same @@ -1773,35 +1776,29 @@ if_data_copy(struct ifnet *ifp, struct if_data *ifd) void if_addr_rlock(struct ifnet *ifp) { - MPASS(*(uint64_t *)&ifp->if_addr_et == 0); - epoch_enter_preempt(net_epoch_preempt, &ifp->if_addr_et); + + epoch_enter_preempt(net_epoch_preempt, curthread->td_et); } void if_addr_runlock(struct ifnet *ifp) { - epoch_exit_preempt(net_epoch_preempt, &ifp->if_addr_et); -#ifdef INVARIANTS - bzero(&ifp->if_addr_et, sizeof(struct epoch_tracker)); -#endif + + epoch_exit_preempt(net_epoch_preempt, curthread->td_et); } void if_maddr_rlock(if_t ifp) { - MPASS(*(uint64_t *)&ifp->if_maddr_et == 0); - epoch_enter_preempt(net_epoch_preempt, &ifp->if_maddr_et); + epoch_enter_preempt(net_epoch_preempt, curthread->td_et); } void if_maddr_runlock(if_t ifp) { - epoch_exit_preempt(net_epoch_preempt, &ifp->if_maddr_et); -#ifdef INVARIANTS - bzero(&ifp->if_maddr_et, sizeof(struct epoch_tracker)); -#endif + epoch_exit_preempt(net_epoch_preempt, curthread->td_et); } /* |