X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fdp_notify.c;h=b6bb90ec7ec415ccd25a00b2b4b6a404c3cd9b8b;hb=d8ae4d672673cd72285eb405a96b4ac3590a7639;hp=56d5c3c987de3c5992f6823e1ecfb5db52683684;hpb=064af42167bf4fc9aaea2702d80ce08074b889c0;p=openvswitch diff --git a/datapath/dp_notify.c b/datapath/dp_notify.c index 56d5c3c9..b6bb90ec 100644 --- a/datapath/dp_notify.c +++ b/datapath/dp_notify.c @@ -1,6 +1,9 @@ /* * Distributed under the terms of the GNU GPL version 2. - * Copyright (c) 2007, 2008, 2009 Nicira Networks. + * Copyright (c) 2007, 2008, 2009, 2010 Nicira Networks. + * + * Significant portions of this file may be copied from parts of the Linux + * kernel, by Linus Torvalds and others. */ /* Handle changes to managed devices */ @@ -8,18 +11,51 @@ #include #include "datapath.h" +#include "vport-internal_dev.h" +#include "vport-netdev.h" - -static int dp_device_event(struct notifier_block *unused, unsigned long event, - void *ptr) +static int dp_device_event(struct notifier_block *unused, unsigned long event, + void *ptr) { struct net_device *dev = ptr; - struct net_bridge_port *p = dev->br_port; - if (event == NETDEV_UNREGISTER && p) { - struct datapath *dp = p->dp; + struct vport *vport; + struct dp_port *p; + struct datapath *dp; + + if (is_internal_dev(dev)) + vport = internal_dev_get_vport(dev); + else + vport = netdev_get_vport(dev); + + if (!vport) + return NOTIFY_DONE; + + p = vport_get_dp_port(vport); + + if (!p) + return NOTIFY_DONE; + dp = p->dp; + + switch (event) { + case NETDEV_UNREGISTER: mutex_lock(&dp->mutex); - dp_del_port(p, NULL); + dp_detach_port(p, 1); mutex_unlock(&dp->mutex); + break; + + case NETDEV_CHANGENAME: + if (p->port_no != ODPP_LOCAL) { + mutex_lock(&dp->mutex); + dp_sysfs_del_if(p); + dp_sysfs_add_if(p); + mutex_unlock(&dp->mutex); + } + break; + + case NETDEV_CHANGEMTU: + if (!is_internal_dev(dev)) + set_internal_devs_mtu(dp); + break; } return NOTIFY_DONE; }