#endif
#include "rtbsd.h"
-#include "connectivity.h"
#include "coverage.h"
#include "dpif-netdev.h"
#include "dynamic-string.h"
#include "ovs-thread.h"
#include "packets.h"
#include "poll-loop.h"
-#include "seq.h"
#include "shash.h"
#include "socket-util.h"
#include "svec.h"
if (is_netdev_bsd_class(netdev_class)) {
dev = netdev_bsd_cast(base_dev);
dev->cache_valid = 0;
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(base_dev);
}
netdev_close(base_dev);
}
struct netdev *netdev = node->data;
dev = netdev_bsd_cast(netdev);
dev->cache_valid = 0;
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev);
netdev_close(netdev);
}
shash_destroy(&device_shash);
if (!error) {
netdev->cache_valid |= VALID_ETHERADDR;
memcpy(netdev->etheraddr, mac, ETH_ADDR_LEN);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev_);
}
}
ovs_mutex_unlock(&netdev->mutex);
netdev->netmask = mask;
}
}
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev_);
}
ovs_mutex_unlock(&netdev->mutex);
new_flags = (old_flags & ~nd_to_iff_flags(off)) | nd_to_iff_flags(on);
if (new_flags != old_flags) {
error = set_flags(netdev_get_kernel_name(netdev_), new_flags);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev_);
}
}
return error;
#include <unistd.h>
#include <stdio.h>
-#include "connectivity.h"
#include "dpif-netdev.h"
#include "list.h"
#include "netdev-dpdk.h"
#include "ovs-rcu.h"
#include "packets.h"
#include "shash.h"
-#include "seq.h"
#include "sset.h"
#include "unaligned.h"
#include "timeval.h"
rte_eth_link_get_nowait(dev->port_id, &link);
if (dev->link.link_status != link.link_status) {
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(&dev->up);
dev->link_reset_cnt++;
dev->link = link;
#include <errno.h>
-#include "connectivity.h"
#include "dpif-netdev.h"
#include "flow.h"
#include "list.h"
#include "packets.h"
#include "pcap-file.h"
#include "poll-loop.h"
-#include "seq.h"
#include "shash.h"
#include "sset.h"
#include "stream.h"
ovs_mutex_lock(&dev->mutex);
if (!eth_addr_equals(dev->hwaddr, mac)) {
memcpy(dev->hwaddr, mac, ETH_ADDR_LEN);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev);
}
ovs_mutex_unlock(&dev->mutex);
netdev->flags |= on;
netdev->flags &= ~off;
if (*old_flagsp != netdev->flags) {
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(&netdev->up);
}
return 0;
#include <string.h>
#include <unistd.h>
-#include "connectivity.h"
#include "coverage.h"
#include "dpif-linux.h"
#include "dpif-netdev.h"
#include "packets.h"
#include "poll-loop.h"
#include "rtnetlink-link.h"
-#include "seq.h"
#include "shash.h"
#include "socket-util.h"
#include "sset.h"
unsigned int ifi_flags, unsigned int mask)
OVS_REQUIRES(dev->mutex)
{
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(&dev->up);
if ((dev->ifi_flags ^ ifi_flags) & IFF_RUNNING) {
dev->carrier_resets++;
/* Generic interface to network devices. */
+#include "connectivity.h"
#include "netdev.h"
#include "list.h"
+#include "seq.h"
#include "shash.h"
#include "smap.h"
const struct netdev_class *netdev_class; /* Functions to control
this device. */
+ /* A sequence number which indicates changes in one of 'netdev''s
+ * properties. It must be nonzero so that users have a value which
+ * they may use as a reset when tracking 'netdev'.
+ *
+ * Minimally, the sequence number is required to change whenever
+ * 'netdev''s flags, features, ethernet address, or carrier changes. */
+ uint64_t change_seq;
+
/* The following are protected by 'netdev_mutex' (internal to netdev.c). */
int n_rxq;
int ref_cnt; /* Times this devices was opened. */
struct list saved_flags_list; /* Contains "struct netdev_saved_flags". */
};
+static void
+netdev_change_seq_changed(struct netdev *netdev)
+{
+ seq_change(connectivity_seq_get());
+ netdev->change_seq++;
+ if (!netdev->change_seq) {
+ netdev->change_seq++;
+ }
+}
+
const char *netdev_get_type(const struct netdev *);
const struct netdev_class *netdev_get_class(const struct netdev *);
const char *netdev_get_name(const struct netdev *);
#include <sys/ioctl.h>
#include "byte-order.h"
-#include "connectivity.h"
#include "daemon.h"
#include "dirs.h"
#include "dpif.h"
#include "ofpbuf.h"
#include "packets.h"
#include "route-table.h"
-#include "seq.h"
#include "shash.h"
#include "socket-util.h"
#include "vlog.h"
ovs_mutex_lock(&netdev->mutex);
memcpy(netdev->etheraddr, mac, ETH_ADDR_LEN);
ovs_mutex_unlock(&netdev->mutex);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev_);
return 0;
}
ovs_mutex_lock(&dev->mutex);
dev->tnl_cfg = tnl_cfg;
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(dev_);
ovs_mutex_unlock(&dev->mutex);
return 0;
ovs_mutex_lock(&dev->mutex);
free(dev->peer);
dev->peer = xstrdup(peer);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(dev_);
ovs_mutex_unlock(&dev->mutex);
return 0;
#include <string.h>
#include <unistd.h>
-#include "connectivity.h"
#include "coverage.h"
#include "dpif.h"
#include "dynamic-string.h"
#include "openflow/openflow.h"
#include "packets.h"
#include "poll-loop.h"
-#include "seq.h"
#include "shash.h"
#include "smap.h"
#include "sset.h"
memset(netdev, 0, sizeof *netdev);
netdev->netdev_class = rc->class;
netdev->name = xstrdup(name);
+ netdev->change_seq = 1;
netdev->node = shash_add(&netdev_shash, name, netdev);
/* By default enable one rx queue per netdev. */
int old_ref_cnt;
atomic_add(&rc->ref_cnt, 1, &old_ref_cnt);
- seq_change(connectivity_seq_get());
+ netdev_change_seq_changed(netdev);
} else {
free(netdev->name);
ovs_assert(list_is_empty(&netdev->saved_flags_list));
}
}
}
+
+uint64_t
+netdev_get_change_seq(const struct netdev *netdev)
+{
+ return netdev->change_seq;
+}
int netdev_delete_queue(struct netdev *, unsigned int queue_id);
int netdev_get_queue_stats(const struct netdev *, unsigned int queue_id,
struct netdev_queue_stats *);
+uint64_t netdev_get_change_seq(const struct netdev *);
struct netdev_queue_dump {
struct netdev *netdev;