On Sun, Jun 09, 2013 at 12:21:37PM +0200, Alban Hertroys wrote:
> I'm having an issue where my fxp0 interface keeps looping between DOWN/UP,
> with dhclient requesting a lease each time in between. I think it's caused by
> dhclient:
>
> solfertje # dhclient -d fxp0
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> send_packet: Network is down
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> DHCPACK from 109.72.40.1
> bound to 141.105.10.89 -- renewal in 7200 seconds.
> fxp0 link state up -> down
> fxp0 link state down -> up
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> DHCPACK from 109.72.40.1
> bound to 141.105.10.89 -- renewal in 7200 seconds.
> fxp0 link state up -> down
> fxp0 link state down -> up
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> DHCPACK from 109.72.40.1
> bound to 141.105.10.89 -- renewal in 7200 seconds.
> fxp0 link state up -> down
> fxp0 link state down -> up
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> DHCPACK from 109.72.40.1
> bound to 141.105.10.89 -- renewal in 7200 seconds.
> fxp0 link state up -> down
> fxp0 link state down -> up
> DHCPREQUEST on fxp0 to 255.255.255.255 port 67
> DHCPACK from 109.72.40.1
> bound to 141.105.10.89 -- renewal in 7200 seconds.
> fxp0 link state up -> down
> ^C
>
> In above test I turned off devd (/etc/rc.d/devd stop) and background dhclient
> (/etc/rc.d/dhclient stop fxp0), and I still go the above result. There's
> practically no time spent between up/down cycles, this just keeps going on
> and on.
> fxp0 is the only interface that runs on DHCP. The others have static IP's.
>
Try attached patch and let me know whether it also works for you.
Index: sys/dev/fxp/if_fxp.c
===================================================================
--- sys/dev/fxp/if_fxp.c (revision 251021)
+++ sys/dev/fxp/if_fxp.c (working copy)
@@ -1075,7 +1075,8 @@ fxp_suspend(device_t dev)
pmstat |= PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE;
sc->flags |= FXP_FLAG_WOL;
/* Reconfigure hardware to accept magic frames. */
- fxp_init_body(sc, 1);
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
+ fxp_init_body(sc, 0);
}
pci_write_config(sc->dev, pmc + PCIR_POWER_STATUS, pmstat, 2);
}
@@ -2141,8 +2142,10 @@ fxp_tick(void *xsc)
*/
if (sc->rx_idle_secs > FXP_MAX_RX_IDLE) {
sc->rx_idle_secs = 0;
- if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
+ if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 1);
+ }
return;
}
/*
@@ -2240,6 +2243,7 @@ fxp_watchdog(struct fxp_softc *sc)
device_printf(sc->dev, "device timeout\n");
sc->ifp->if_oerrors++;
+ sc->ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 1);
}
@@ -2274,6 +2278,10 @@ fxp_init_body(struct fxp_softc *sc, int setmedia)
int i, prm;
FXP_LOCK_ASSERT(sc, MA_OWNED);
+
+ if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
+ return;
+
/*
* Cancel any pending I/O
*/
@@ -2813,6 +2821,7 @@ fxp_miibus_statchg(device_t dev)
*/
if (sc->revision == FXP_REV_82557)
return;
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 0);
}
@@ -2836,9 +2845,10 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr
if (ifp->if_flags & IFF_UP) {
if (((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) &&
((ifp->if_flags ^ sc->if_flags) &
- (IFF_PROMISC | IFF_ALLMULTI | IFF_LINK0)) != 0)
+ (IFF_PROMISC | IFF_ALLMULTI | IFF_LINK0)) != 0) {
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 0);
- else if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
+ } else if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
fxp_init_body(sc, 1);
} else {
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
@@ -2851,8 +2861,10 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr
case SIOCADDMULTI:
case SIOCDELMULTI:
FXP_LOCK(sc);
- if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
+ if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 0);
+ }
FXP_UNLOCK(sc);
break;
@@ -2942,8 +2954,10 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr
~(IFCAP_VLAN_HWTSO | IFCAP_VLAN_HWCSUM);
reinit++;
}
- if (reinit > 0 && ifp->if_flags & IFF_UP)
+ if (reinit > 0 && (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
+ ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
fxp_init_body(sc, 0);
+ }
FXP_UNLOCK(sc);
VLAN_CAPABILITIES(ifp);
break;
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