xnu-3789.21.4.tar.gz

[apple/xnu.git] / bsd / net / if.c

diff --git a/bsd/net/if.c b/bsd/net/if.c
index a43d31f547c2f0d69c7f9c19f2f221cccddac880..053db0860b6b1a57bb6f0e945b296f290bc8290c 100644 (file)
--- a/bsd/net/if.c
+++ b/bsd/net/if.c
@@ -718,6 +718,8 @@ if_functional_type(struct ifnet *ifp, bool exclude_delegate)
                    (ifp->if_type == IFT_CELLULAR)) ||
                    (!exclude_delegate && IFNET_IS_CELLULAR(ifp))) {
                        ret = IFRTYPE_FUNCTIONAL_CELLULAR;
+               } else if (IFNET_IS_INTCOPROC(ifp)) {
+                       ret = IFRTYPE_FUNCTIONAL_INTCOPROC;
                } else if ((exclude_delegate &&
                    (ifp->if_family == IFNET_FAMILY_ETHERNET ||
                    ifp->if_family == IFNET_FAMILY_FIREWIRE)) ||
@@ -881,9 +883,9 @@ ifa_ifwithaddr(const struct sockaddr *addr)
        struct ifaddr *result = NULL;
 
        ifnet_head_lock_shared();
-       
+
        result = ifa_ifwithaddr_locked(addr);
-       
+
        ifnet_head_done();
 
        return (result);
@@ -982,17 +984,17 @@ ifa_ifwithaddr_scoped_locked(const struct sockaddr *addr, unsigned int ifscope)
        }
 
        return (result);
-} 
- 
+}
+
 struct ifaddr *
 ifa_ifwithaddr_scoped(const struct sockaddr *addr, unsigned int ifscope)
 {
        struct ifaddr *result = NULL;
 
        ifnet_head_lock_shared();
-       
+
        result = ifa_ifwithaddr_scoped_locked(addr, ifscope);
-       
+
        ifnet_head_done();
 
        return (result);
@@ -1270,9 +1272,7 @@ link_rtrequest(int cmd, struct rtentry *rt, struct sockaddr *sa)
  * up/down state and updating the rest of the flags.
  */
 __private_extern__ void
-if_updown(
-       struct ifnet    *ifp,
-       int                             up)
+if_updown( struct ifnet *ifp, int up)
 {
        int i;
        struct ifaddr **ifa;
@@ -1308,6 +1308,14 @@ if_updown(
 
        /* Drop the lock to notify addresses and route */
        ifnet_lock_done(ifp);
+
+       IFCQ_LOCK(ifq);
+       if_qflush(ifp, 1);
+
+       /* Inform all transmit queues about the new link state */
+       ifnet_update_sndq(ifq, up ? CLASSQ_EV_LINK_UP : CLASSQ_EV_LINK_DOWN);
+       IFCQ_UNLOCK(ifq);
+
        if (ifnet_get_address_list(ifp, &ifa) == 0) {
                for (i = 0; ifa[i] != 0; i++) {
                        pfctlinput(up ? PRC_IFUP : PRC_IFDOWN, ifa[i]->ifa_addr);
@@ -1316,14 +1324,6 @@ if_updown(
        }
        rt_ifmsg(ifp);
 
-       if (!up)
-               if_qflush(ifp, 0);
-
-       /* Inform all transmit queues about the new link state */
-       IFCQ_LOCK(ifq);
-       ifnet_update_sndq(ifq, up ? CLASSQ_EV_LINK_UP : CLASSQ_EV_LINK_DOWN);
-       IFCQ_UNLOCK(ifq);
-
        /* Aquire the lock to clear the changing flag */
        ifnet_lock_exclusive(ifp);
        ifp->if_eflags &= ~IFEF_UPDOWNCHANGE;