/*
- * Copyright (c) 2009, 2010, 2011, 2012 Nicira Networks.
+ * Copyright (c) 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "netdev-linux.h"
-#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <arpa/inet.h>
#include <linux/gen_stats.h>
#include <linux/if_ether.h>
#include <linux/if_tun.h>
-#include <linux/ip.h>
#include <linux/types.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
#include "hmap.h"
#include "netdev-provider.h"
#include "netdev-vport.h"
-#include "netlink.h"
#include "netlink-notifier.h"
#include "netlink-socket.h"
+#include "netlink.h"
#include "ofpbuf.h"
#include "openflow/openflow.h"
#include "packets.h"
#include "poll-loop.h"
#include "rtnetlink-link.h"
-#include "socket-util.h"
#include "shash.h"
+#include "socket-util.h"
#include "sset.h"
#include "timer.h"
+#include "unaligned.h"
#include "vlog.h"
VLOG_DEFINE_THIS_MODULE(netdev_linux);
COVERAGE_DEFINE(netdev_get_ifindex);
COVERAGE_DEFINE(netdev_get_hwaddr);
COVERAGE_DEFINE(netdev_set_hwaddr);
-COVERAGE_DEFINE(netdev_ethtool);
+COVERAGE_DEFINE(netdev_get_ethtool);
+COVERAGE_DEFINE(netdev_set_ethtool);
\f
/* These were introduced in Linux 2.6.14, so they might be missing if we have
*
* (This function is null for tc_ops_other, which cannot be installed. For
* other TC classes it should always be nonnull.) */
- int (*tc_install)(struct netdev *netdev, const struct shash *details);
+ int (*tc_install)(struct netdev *netdev, const struct smap *details);
/* Called when the netdev code determines (through a Netlink query) that
* this TC class's qdisc is installed on 'netdev', but we didn't install
*
* This function may be null if 'tc' is not configurable.
*/
- int (*qdisc_get)(const struct netdev *netdev, struct shash *details);
+ int (*qdisc_get)(const struct netdev *netdev, struct smap *details);
/* Reconfigures 'netdev->tc' according to 'details', performing any
* required Netlink calls to complete the reconfiguration.
*
* This function may be null if 'tc' is not configurable.
*/
- int (*qdisc_set)(struct netdev *, const struct shash *details);
+ int (*qdisc_set)(struct netdev *, const struct smap *details);
/* Retrieves details of 'queue' on 'netdev->tc' into 'details'. 'queue' is
* one of the 'struct tc_queue's within 'netdev->tc->queues'.
* This function may be null if 'tc' does not have queues ('n_queues' is
* 0). */
int (*class_get)(const struct netdev *netdev, const struct tc_queue *queue,
- struct shash *details);
+ struct smap *details);
/* Configures or reconfigures 'queue_id' on 'netdev->tc' according to
* 'details', perfoming any required Netlink calls to complete the
* This function may be null if 'tc' does not have queues or its queues are
* not configurable. */
int (*class_set)(struct netdev *, unsigned int queue_id,
- const struct shash *details);
+ const struct smap *details);
/* Deletes 'queue' from 'netdev->tc'. 'queue' is one of the 'struct
* tc_queue's within 'netdev->tc->queues'.
int ether_addr_error; /* Cached error code from set/get etheraddr. */
int netdev_policing_error; /* Cached error code from set policing. */
int get_features_error; /* Cached error code from ETHTOOL_GSET. */
+ int get_ifindex_error; /* Cached error code from SIOCGIFINDEX. */
- uint32_t current; /* Cached from ETHTOOL_GSET. */
- uint32_t advertised; /* Cached from ETHTOOL_GSET. */
- uint32_t supported; /* Cached from ETHTOOL_GSET. */
- uint32_t peer; /* Cached from ETHTOOL_GSET. */
+ enum netdev_features current; /* Cached from ETHTOOL_GSET. */
+ enum netdev_features advertised; /* Cached from ETHTOOL_GSET. */
+ enum netdev_features supported; /* Cached from ETHTOOL_GSET. */
+ enum netdev_features peer; /* Cached from ETHTOOL_GSET. */
struct ethtool_drvinfo drvinfo; /* Cached from ETHTOOL_GDRVINFO. */
struct tc *tc;
netdev_dev_linux_cast(const struct netdev_dev *netdev_dev)
{
const struct netdev_class *netdev_class = netdev_dev_get_class(netdev_dev);
- assert(is_netdev_linux_class(netdev_class));
+ ovs_assert(is_netdev_linux_class(netdev_class));
return CONTAINER_OF(netdev_dev, struct netdev_dev_linux, netdev_dev);
}
{
struct netdev_dev *netdev_dev = netdev_get_dev(netdev);
const struct netdev_class *netdev_class = netdev_dev_get_class(netdev_dev);
- assert(is_netdev_linux_class(netdev_class));
+ ovs_assert(is_netdev_linux_class(netdev_class));
return CONTAINER_OF(netdev, struct netdev_linux, netdev);
}
netdev_linux_miimon_wait();
}
-static int
-netdev_linux_get_drvinfo(struct netdev_dev_linux *netdev_dev)
-{
-
- int error;
-
- if (netdev_dev->cache_valid & VALID_DRVINFO) {
- return 0;
- }
-
- memset(&netdev_dev->drvinfo, 0, sizeof netdev_dev->drvinfo);
- error = netdev_linux_do_ethtool(netdev_dev->netdev_dev.name,
- (struct ethtool_cmd *)&netdev_dev->drvinfo,
- ETHTOOL_GDRVINFO,
- "ETHTOOL_GDRVINFO");
- if (!error) {
- netdev_dev->cache_valid |= VALID_DRVINFO;
- }
- return error;
-}
-
static void
netdev_dev_linux_changed(struct netdev_dev_linux *dev,
unsigned int ifi_flags,
/* Keep drv-info */
netdev_dev_linux_changed(dev, change->ifi_flags, VALID_DRVINFO);
+ /* Update netdev from rtnl-change msg. */
if (change->mtu) {
dev->mtu = change->mtu;
dev->cache_valid |= VALID_MTU;
dev->ether_addr_error = 0;
}
+ dev->ifindex = change->ifi_index;
+ dev->cache_valid |= VALID_IFINDEX;
+ dev->get_ifindex_error = 0;
+
} else {
netdev_dev_linux_changed(dev, change->ifi_flags, 0);
}
cache_notifier_ref(void)
{
if (!cache_notifier_refcount) {
- assert(!netdev_linux_cache_notifier);
+ ovs_assert(!netdev_linux_cache_notifier);
netdev_linux_cache_notifier =
rtnetlink_link_notifier_create(netdev_linux_cache_cb, NULL);
static void
cache_notifier_unref(void)
{
- assert(cache_notifier_refcount > 0);
+ ovs_assert(cache_notifier_refcount > 0);
if (!--cache_notifier_refcount) {
- assert(netdev_linux_cache_notifier);
+ ovs_assert(netdev_linux_cache_notifier);
rtnetlink_link_notifier_destroy(netdev_linux_cache_notifier);
netdev_linux_cache_notifier = NULL;
}
static int
netdev_linux_open(struct netdev_dev *netdev_dev_, struct netdev **netdevp)
{
- struct netdev_dev_linux *netdev_dev = netdev_dev_linux_cast(netdev_dev_);
struct netdev_linux *netdev;
enum netdev_flags flags;
int error;
}
}
- if (!strcmp(netdev_dev_get_type(netdev_dev_), "tap") &&
- !netdev_dev->state.tap.opened) {
-
- /* We assume that the first user of the tap device is the primary user
- * and give them the tap FD. Subsequent users probably just expect
- * this to be a system device so open it normally to avoid send/receive
- * directions appearing to be reversed. */
- netdev->fd = netdev_dev->state.tap.fd;
- netdev_dev->state.tap.opened = true;
- }
-
*netdevp = &netdev->netdev;
return 0;
netdev_linux_listen(struct netdev *netdev_)
{
struct netdev_linux *netdev = netdev_linux_cast(netdev_);
+ struct netdev_dev_linux *netdev_dev =
+ netdev_dev_linux_cast(netdev_get_dev(netdev_));
struct sockaddr_ll sll;
int ifindex;
int error;
return 0;
}
+ if (!strcmp(netdev_get_type(netdev_), "tap")
+ && !netdev_dev->state.tap.opened) {
+ netdev->fd = netdev_dev->state.tap.fd;
+ netdev_dev->state.tap.opened = true;
+ return 0;
+ }
+
/* Create file descriptor. */
fd = socket(PF_PACKET, SOCK_RAW, 0);
if (fd < 0) {
sll.sll_family = AF_PACKET;
sll.sll_ifindex = ifindex;
- iov.iov_base = (void *) data;
+ iov.iov_base = CONST_CAST(void *, data);
iov.iov_len = size;
msg.msg_name = &sll;
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev_));
int error;
+ bool up_again = false;
if (netdev_dev->cache_valid & VALID_ETHERADDR) {
if (netdev_dev->ether_addr_error) {
netdev_dev->cache_valid &= ~VALID_ETHERADDR;
}
+ /* Tap devices must be brought down before setting the address. */
+ if (!strcmp(netdev_get_type(netdev_), "tap")) {
+ enum netdev_flags flags;
+
+ if (!netdev_get_flags(netdev_, &flags) && (flags & NETDEV_UP)) {
+ netdev_turn_flags_off(netdev_, NETDEV_UP, false);
+ up_again = true;
+ }
+ }
error = set_etheraddr(netdev_get_name(netdev_), mac);
if (!error || error == ENODEV) {
netdev_dev->ether_addr_error = error;
}
}
+ if (up_again) {
+ netdev_turn_flags_on(netdev_, NETDEV_UP, false);
+ }
+
return error;
}
VLOG_DBG_RL(&rl, "%s: failed to query MII, falling back to ethtool",
name);
+ COVERAGE_INC(netdev_get_ethtool);
memset(&ecmd, 0, sizeof ecmd);
error = netdev_linux_do_ethtool(name, &ecmd, ETHTOOL_GLINK,
"ETHTOOL_GLINK");
*b = tmp;
}
+/* Copies 'src' into 'dst', performing format conversion in the process.
+ *
+ * 'src' is allowed to be misaligned. */
+static void
+netdev_stats_from_ovs_vport_stats(struct netdev_stats *dst,
+ const struct ovs_vport_stats *src)
+{
+ dst->rx_packets = get_unaligned_u64(&src->rx_packets);
+ dst->tx_packets = get_unaligned_u64(&src->tx_packets);
+ dst->rx_bytes = get_unaligned_u64(&src->rx_bytes);
+ dst->tx_bytes = get_unaligned_u64(&src->tx_bytes);
+ dst->rx_errors = get_unaligned_u64(&src->rx_errors);
+ dst->tx_errors = get_unaligned_u64(&src->tx_errors);
+ dst->rx_dropped = get_unaligned_u64(&src->rx_dropped);
+ dst->tx_dropped = get_unaligned_u64(&src->tx_dropped);
+ dst->multicast = 0;
+ dst->collisions = 0;
+ dst->rx_length_errors = 0;
+ dst->rx_over_errors = 0;
+ dst->rx_crc_errors = 0;
+ dst->rx_frame_errors = 0;
+ dst->rx_fifo_errors = 0;
+ dst->rx_missed_errors = 0;
+ dst->tx_aborted_errors = 0;
+ dst->tx_carrier_errors = 0;
+ dst->tx_fifo_errors = 0;
+ dst->tx_heartbeat_errors = 0;
+ dst->tx_window_errors = 0;
+}
+
+static int
+get_stats_via_vport__(const struct netdev *netdev, struct netdev_stats *stats)
+{
+ struct dpif_linux_vport reply;
+ struct ofpbuf *buf;
+ int error;
+
+ error = dpif_linux_vport_get(netdev_get_name(netdev), &reply, &buf);
+ if (error) {
+ return error;
+ } else if (!reply.stats) {
+ ofpbuf_delete(buf);
+ return EOPNOTSUPP;
+ }
+
+ netdev_stats_from_ovs_vport_stats(stats, reply.stats);
+
+ ofpbuf_delete(buf);
+
+ return 0;
+}
+
static void
get_stats_via_vport(const struct netdev *netdev_,
struct netdev_stats *stats)
!(netdev_dev->cache_valid & VALID_VPORT_STAT_ERROR)) {
int error;
- error = netdev_vport_get_stats(netdev_, stats);
- if (error) {
+ error = get_stats_via_vport__(netdev_, stats);
+ if (error && error != ENOENT) {
VLOG_WARN_RL(&rl, "%s: obtaining netdev stats via vport failed "
"(%s)", netdev_get_name(netdev_), strerror(error));
}
return netdev_dev->vport_stats_error;
}
+static int
+netdev_internal_set_stats(struct netdev *netdev,
+ const struct netdev_stats *stats)
+{
+ struct ovs_vport_stats vport_stats;
+ struct dpif_linux_vport vport;
+ int err;
+
+ vport_stats.rx_packets = stats->rx_packets;
+ vport_stats.tx_packets = stats->tx_packets;
+ vport_stats.rx_bytes = stats->rx_bytes;
+ vport_stats.tx_bytes = stats->tx_bytes;
+ vport_stats.rx_errors = stats->rx_errors;
+ vport_stats.tx_errors = stats->tx_errors;
+ vport_stats.rx_dropped = stats->rx_dropped;
+ vport_stats.tx_dropped = stats->tx_dropped;
+
+ dpif_linux_vport_init(&vport);
+ vport.cmd = OVS_VPORT_CMD_SET;
+ vport.name = netdev_get_name(netdev);
+ vport.stats = &vport_stats;
+
+ err = dpif_linux_vport_transact(&vport, NULL, NULL);
+
+ /* If the vport layer doesn't know about the device, that doesn't mean it
+ * doesn't exist (after all were able to open it when netdev_open() was
+ * called), it just means that it isn't attached and we'll be getting
+ * stats a different way. */
+ if (err == ENODEV) {
+ err = EOPNOTSUPP;
+ }
+
+ return err;
+}
+
static void
netdev_linux_read_features(struct netdev_dev_linux *netdev_dev)
{
return;
}
+ COVERAGE_INC(netdev_get_ethtool);
memset(&ecmd, 0, sizeof ecmd);
error = netdev_linux_do_ethtool(netdev_dev->netdev_dev.name, &ecmd,
ETHTOOL_GSET, "ETHTOOL_GSET");
* errno value. */
static int
netdev_linux_get_features(const struct netdev *netdev_,
- uint32_t *current, uint32_t *advertised,
- uint32_t *supported, uint32_t *peer)
+ enum netdev_features *current,
+ enum netdev_features *advertised,
+ enum netdev_features *supported,
+ enum netdev_features *peer)
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev_));
struct ethtool_cmd ecmd;
int error;
+ COVERAGE_INC(netdev_get_ethtool);
memset(&ecmd, 0, sizeof ecmd);
error = netdev_linux_do_ethtool(netdev_get_name(netdev), &ecmd,
ETHTOOL_GSET, "ETHTOOL_GSET");
if (advertise & NETDEV_F_PAUSE_ASYM) {
ecmd.advertising |= ADVERTISED_Asym_Pause;
}
+ COVERAGE_INC(netdev_set_ethtool);
return netdev_linux_do_ethtool(netdev_get_name(netdev), &ecmd,
ETHTOOL_SSET, "ETHTOOL_SSET");
}
static int
netdev_linux_get_qos(const struct netdev *netdev,
- const char **typep, struct shash *details)
+ const char **typep, struct smap *details)
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev));
static int
netdev_linux_set_qos(struct netdev *netdev,
- const char *type, const struct shash *details)
+ const char *type, const struct smap *details)
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev));
if (error) {
return error;
}
- assert(netdev_dev->tc == NULL);
+ ovs_assert(netdev_dev->tc == NULL);
/* Install new qdisc. */
error = new_ops->tc_install(netdev, details);
- assert((error == 0) == (netdev_dev->tc != NULL));
+ ovs_assert((error == 0) == (netdev_dev->tc != NULL));
return error;
}
static int
netdev_linux_get_queue(const struct netdev *netdev,
- unsigned int queue_id, struct shash *details)
+ unsigned int queue_id, struct smap *details)
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev));
static int
netdev_linux_set_queue(struct netdev *netdev,
- unsigned int queue_id, const struct shash *details)
+ unsigned int queue_id, const struct smap *details)
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev));
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev));
- struct tc_queue *queue;
- struct shash details;
+ struct tc_queue *queue, *next_queue;
+ struct smap details;
int last_error;
int error;
}
last_error = 0;
- shash_init(&details);
- HMAP_FOR_EACH (queue, hmap_node, &netdev_dev->tc->queues) {
- shash_clear(&details);
+ smap_init(&details);
+ HMAP_FOR_EACH_SAFE (queue, next_queue, hmap_node,
+ &netdev_dev->tc->queues) {
+ smap_clear(&details);
error = netdev_dev->tc->ops->class_get(netdev, queue, &details);
if (!error) {
last_error = error;
}
}
- shash_destroy(&details);
+ smap_destroy(&details);
return last_error;
}
}
static int
-netdev_linux_get_status(const struct netdev *netdev, struct shash *sh)
+netdev_linux_get_status(const struct netdev *netdev, struct smap *smap)
{
- int error;
- struct netdev_dev_linux *netdev_dev =
- netdev_dev_linux_cast(netdev_get_dev(netdev));
+ struct netdev_dev_linux *netdev_dev;
+ int error = 0;
+
+ netdev_dev = netdev_dev_linux_cast(netdev_get_dev(netdev));
+ if (!(netdev_dev->cache_valid & VALID_DRVINFO)) {
+ struct ethtool_cmd *cmd = (struct ethtool_cmd *) &netdev_dev->drvinfo;
+
+ COVERAGE_INC(netdev_get_ethtool);
+ memset(&netdev_dev->drvinfo, 0, sizeof netdev_dev->drvinfo);
+ error = netdev_linux_do_ethtool(netdev_dev->netdev_dev.name,
+ cmd,
+ ETHTOOL_GDRVINFO,
+ "ETHTOOL_GDRVINFO");
+ if (!error) {
+ netdev_dev->cache_valid |= VALID_DRVINFO;
+ }
+ }
- error = netdev_linux_get_drvinfo(netdev_dev);
if (!error) {
- shash_add(sh, "driver_name", xstrdup(netdev_dev->drvinfo.driver));
- shash_add(sh, "driver_version", xstrdup(netdev_dev->drvinfo.version));
- shash_add(sh, "firmware_version", xstrdup(netdev_dev->drvinfo.fw_version));
+ smap_add(smap, "driver_name", netdev_dev->drvinfo.driver);
+ smap_add(smap, "driver_version", netdev_dev->drvinfo.version);
+ smap_add(smap, "firmware_version", netdev_dev->drvinfo.fw_version);
}
return error;
}
static int
-netdev_internal_get_status(const struct netdev *netdev OVS_UNUSED, struct shash *sh)
+netdev_internal_get_status(const struct netdev *netdev OVS_UNUSED,
+ struct smap *smap)
{
- shash_add(sh, "driver_name", xstrdup("openvswitch"));
+ smap_add(smap, "driver_name", "openvswitch");
return 0;
}
memcpy(mac, r.arp_ha.sa_data, ETH_ADDR_LEN);
} else if (retval != ENXIO) {
VLOG_WARN_RL(&rl, "%s: could not look up ARP entry for "IP_FMT": %s",
- netdev_get_name(netdev), IP_ARGS(&ip), strerror(retval));
+ netdev_get_name(netdev), IP_ARGS(ip), strerror(retval));
}
return retval;
}
netdev_linux_destroy, \
NULL, /* get_config */ \
NULL, /* set_config */ \
+ NULL, /* get_tunnel_config */ \
\
netdev_linux_open, \
netdev_linux_close, \
"internal",
netdev_linux_create,
netdev_internal_get_stats,
- netdev_vport_set_stats,
+ netdev_internal_set_stats,
NULL, /* get_features */
netdev_internal_get_status);
\f
static void
htb_parse_qdisc_details__(struct netdev *netdev,
- const struct shash *details, struct htb_class *hc)
+ const struct smap *details, struct htb_class *hc)
{
const char *max_rate_s;
- max_rate_s = shash_find_data(details, "max-rate");
+ max_rate_s = smap_get(details, "max-rate");
hc->max_rate = max_rate_s ? strtoull(max_rate_s, NULL, 10) / 8 : 0;
if (!hc->max_rate) {
- uint32_t current;
+ enum netdev_features current;
netdev_get_features(netdev, ¤t, NULL, NULL, NULL);
- hc->max_rate = netdev_features_to_bps(current) / 8;
+ hc->max_rate = netdev_features_to_bps(current, 100 * 1000 * 1000) / 8;
}
hc->min_rate = hc->max_rate;
hc->burst = 0;
static int
htb_parse_class_details__(struct netdev *netdev,
- const struct shash *details, struct htb_class *hc)
+ const struct smap *details, struct htb_class *hc)
{
const struct htb *htb = htb_get__(netdev);
- const char *min_rate_s = shash_find_data(details, "min-rate");
- const char *max_rate_s = shash_find_data(details, "max-rate");
- const char *burst_s = shash_find_data(details, "burst");
- const char *priority_s = shash_find_data(details, "priority");
+ const char *min_rate_s = smap_get(details, "min-rate");
+ const char *max_rate_s = smap_get(details, "max-rate");
+ const char *burst_s = smap_get(details, "burst");
+ const char *priority_s = smap_get(details, "priority");
int mtu, error;
error = netdev_get_mtu(netdev, &mtu);
}
static int
-htb_tc_install(struct netdev *netdev, const struct shash *details)
+htb_tc_install(struct netdev *netdev, const struct smap *details)
{
int error;
}
static int
-htb_qdisc_get(const struct netdev *netdev, struct shash *details)
+htb_qdisc_get(const struct netdev *netdev, struct smap *details)
{
const struct htb *htb = htb_get__(netdev);
- shash_add(details, "max-rate", xasprintf("%llu", 8ULL * htb->max_rate));
+ smap_add_format(details, "max-rate", "%llu", 8ULL * htb->max_rate);
return 0;
}
static int
-htb_qdisc_set(struct netdev *netdev, const struct shash *details)
+htb_qdisc_set(struct netdev *netdev, const struct smap *details)
{
struct htb_class hc;
int error;
static int
htb_class_get(const struct netdev *netdev OVS_UNUSED,
- const struct tc_queue *queue, struct shash *details)
+ const struct tc_queue *queue, struct smap *details)
{
const struct htb_class *hc = htb_class_cast__(queue);
- shash_add(details, "min-rate", xasprintf("%llu", 8ULL * hc->min_rate));
+ smap_add_format(details, "min-rate", "%llu", 8ULL * hc->min_rate);
if (hc->min_rate != hc->max_rate) {
- shash_add(details, "max-rate", xasprintf("%llu", 8ULL * hc->max_rate));
+ smap_add_format(details, "max-rate", "%llu", 8ULL * hc->max_rate);
}
- shash_add(details, "burst", xasprintf("%llu", 8ULL * hc->burst));
+ smap_add_format(details, "burst", "%llu", 8ULL * hc->burst);
if (hc->priority) {
- shash_add(details, "priority", xasprintf("%u", hc->priority));
+ smap_add_format(details, "priority", "%u", hc->priority);
}
return 0;
}
static int
htb_class_set(struct netdev *netdev, unsigned int queue_id,
- const struct shash *details)
+ const struct smap *details)
{
struct htb_class hc;
int error;
}
static void
-hfsc_parse_qdisc_details__(struct netdev *netdev, const struct shash *details,
+hfsc_parse_qdisc_details__(struct netdev *netdev, const struct smap *details,
struct hfsc_class *class)
{
uint32_t max_rate;
const char *max_rate_s;
- max_rate_s = shash_find_data(details, "max-rate");
+ max_rate_s = smap_get(details, "max-rate");
max_rate = max_rate_s ? strtoull(max_rate_s, NULL, 10) / 8 : 0;
if (!max_rate) {
- uint32_t current;
+ enum netdev_features current;
netdev_get_features(netdev, ¤t, NULL, NULL, NULL);
- max_rate = netdev_features_to_bps(current) / 8;
+ max_rate = netdev_features_to_bps(current, 100 * 1000 * 1000) / 8;
}
class->min_rate = max_rate;
static int
hfsc_parse_class_details__(struct netdev *netdev,
- const struct shash *details,
+ const struct smap *details,
struct hfsc_class * class)
{
const struct hfsc *hfsc;
const char *min_rate_s, *max_rate_s;
hfsc = hfsc_get__(netdev);
- min_rate_s = shash_find_data(details, "min-rate");
- max_rate_s = shash_find_data(details, "max-rate");
+ min_rate_s = smap_get(details, "min-rate");
+ max_rate_s = smap_get(details, "max-rate");
min_rate = min_rate_s ? strtoull(min_rate_s, NULL, 10) / 8 : 0;
min_rate = MAX(min_rate, 1);
}
static int
-hfsc_tc_install(struct netdev *netdev, const struct shash *details)
+hfsc_tc_install(struct netdev *netdev, const struct smap *details)
{
int error;
struct hfsc_class class;
}
static int
-hfsc_qdisc_get(const struct netdev *netdev, struct shash *details)
+hfsc_qdisc_get(const struct netdev *netdev, struct smap *details)
{
const struct hfsc *hfsc;
hfsc = hfsc_get__(netdev);
- shash_add(details, "max-rate", xasprintf("%llu", 8ULL * hfsc->max_rate));
+ smap_add_format(details, "max-rate", "%llu", 8ULL * hfsc->max_rate);
return 0;
}
static int
-hfsc_qdisc_set(struct netdev *netdev, const struct shash *details)
+hfsc_qdisc_set(struct netdev *netdev, const struct smap *details)
{
int error;
struct hfsc_class class;
static int
hfsc_class_get(const struct netdev *netdev OVS_UNUSED,
- const struct tc_queue *queue, struct shash *details)
+ const struct tc_queue *queue, struct smap *details)
{
const struct hfsc_class *hc;
hc = hfsc_class_cast__(queue);
- shash_add(details, "min-rate", xasprintf("%llu", 8ULL * hc->min_rate));
+ smap_add_format(details, "min-rate", "%llu", 8ULL * hc->min_rate);
if (hc->min_rate != hc->max_rate) {
- shash_add(details, "max-rate", xasprintf("%llu", 8ULL * hc->max_rate));
+ smap_add_format(details, "max-rate", "%llu", 8ULL * hc->max_rate);
}
return 0;
}
static int
hfsc_class_set(struct netdev *netdev, unsigned int queue_id,
- const struct shash *details)
+ const struct smap *details)
{
int error;
struct hfsc_class class;
static int
default_tc_install(struct netdev *netdev,
- const struct shash *details OVS_UNUSED)
+ const struct smap *details OVS_UNUSED)
{
default_install__(netdev);
return 0;
memset(&tc_police, 0, sizeof tc_police);
tc_police.action = TC_POLICE_SHOT;
tc_police.mtu = mtu;
- tc_fill_rate(&tc_police.rate, kbits_rate/8 * 1000, mtu);
+ tc_fill_rate(&tc_police.rate, (kbits_rate * 1000)/8, mtu);
tc_police.burst = tc_bytes_to_ticks(tc_police.rate.rate,
kbits_burst * 1024);
}
/* Instantiate it. */
- load_error = ops->tc_load((struct netdev *) netdev, qdisc);
- assert((load_error == 0) == (netdev_dev->tc != NULL));
+ load_error = ops->tc_load(CONST_CAST(struct netdev *, netdev), qdisc);
+ ovs_assert((load_error == 0) == (netdev_dev->tc != NULL));
ofpbuf_delete(qdisc);
return error ? error : load_error;
uint32_t new_flags;
int error;
+ COVERAGE_INC(netdev_get_ethtool);
memset(&evalue, 0, sizeof evalue);
error = netdev_linux_do_ethtool(netdev_name,
(struct ethtool_cmd *)&evalue,
return error;
}
+ COVERAGE_INC(netdev_set_ethtool);
evalue.data = new_flags = (evalue.data & ~flag) | (enable ? flag : 0);
error = netdev_linux_do_ethtool(netdev_name,
(struct ethtool_cmd *)&evalue,
return error;
}
+ COVERAGE_INC(netdev_get_ethtool);
memset(&evalue, 0, sizeof evalue);
error = netdev_linux_do_ethtool(netdev_name,
(struct ethtool_cmd *)&evalue,
{
struct netdev_dev_linux *netdev_dev =
netdev_dev_linux_cast(netdev_get_dev(netdev_));
- *ifindexp = 0;
+
if (!(netdev_dev->cache_valid & VALID_IFINDEX)) {
int ifindex = do_get_ifindex(netdev_get_name(netdev_));
+
if (ifindex < 0) {
- return -ifindex;
+ netdev_dev->get_ifindex_error = -ifindex;
+ netdev_dev->ifindex = 0;
+ } else {
+ netdev_dev->get_ifindex_error = 0;
+ netdev_dev->ifindex = ifindex;
}
netdev_dev->cache_valid |= VALID_IFINDEX;
- netdev_dev->ifindex = ifindex;
}
+
*ifindexp = netdev_dev->ifindex;
- return 0;
+ return netdev_dev->get_ifindex_error;
}
static int
ifr.ifr_data = (caddr_t) ecmd;
ecmd->cmd = cmd;
- COVERAGE_INC(netdev_ethtool);
if (ioctl(af_inet_sock, SIOCETHTOOL, &ifr) == 0) {
return 0;
} else {
if (sock == INT_MIN) {
sock = socket(AF_PACKET, SOCK_RAW, 0);
if (sock >= 0) {
- set_nonblocking(sock);
+ int error = set_nonblocking(sock);
+ if (error) {
+ close(sock);
+ sock = -error;
+ }
} else {
sock = -errno;
VLOG_ERR("failed to create packet socket: %s", strerror(errno));