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-rw-r--r--drivers/net/dsa/mt7530.c26
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c25
-rw-r--r--drivers/net/ethernet/microsoft/mana/gdma_main.c37
-rw-r--r--drivers/net/ethernet/mscc/ocelot_flower.c24
-rw-r--r--drivers/net/hyperv/netvsc.c2
-rw-r--r--net/can/j1939/address-claim.c40
-rw-r--r--net/core/devlink.c9
-rwxr-xr-xtools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh2
8 files changed, 113 insertions, 52 deletions
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 908fa89444c9..338f238f2043 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1309,14 +1309,26 @@ mt7530_port_set_vlan_aware(struct dsa_switch *ds, int port)
if (!priv->ports[port].pvid)
mt7530_rmw(priv, MT7530_PVC_P(port), ACC_FRM_MASK,
MT7530_VLAN_ACC_TAGGED);
- }
- /* Set the port as a user port which is to be able to recognize VID
- * from incoming packets before fetching entry within the VLAN table.
- */
- mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
- VLAN_ATTR(MT7530_VLAN_USER) |
- PVC_EG_TAG(MT7530_VLAN_EG_DISABLED));
+ /* Set the port as a user port which is to be able to recognize
+ * VID from incoming packets before fetching entry within the
+ * VLAN table.
+ */
+ mt7530_rmw(priv, MT7530_PVC_P(port),
+ VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
+ VLAN_ATTR(MT7530_VLAN_USER) |
+ PVC_EG_TAG(MT7530_VLAN_EG_DISABLED));
+ } else {
+ /* Also set CPU ports to the "user" VLAN port attribute, to
+ * allow VLAN classification, but keep the EG_TAG attribute as
+ * "consistent" (i.o.w. don't change its value) for packets
+ * received by the switch from the CPU, so that tagged packets
+ * are forwarded to user ports as tagged, and untagged as
+ * untagged.
+ */
+ mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK,
+ VLAN_ATTR(MT7530_VLAN_USER));
+ }
}
static void
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 44b1740dc098..1dd2a7fee8d4 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -2942,7 +2942,9 @@ static bool igc_clean_tx_irq(struct igc_q_vector *q_vector, int napi_budget)
if (tx_buffer->next_to_watch &&
time_after(jiffies, tx_buffer->time_stamp +
(adapter->tx_timeout_factor * HZ)) &&
- !(rd32(IGC_STATUS) & IGC_STATUS_TXOFF)) {
+ !(rd32(IGC_STATUS) & IGC_STATUS_TXOFF) &&
+ (rd32(IGC_TDH(tx_ring->reg_idx)) !=
+ readl(tx_ring->tail))) {
/* detected Tx unit hang */
netdev_err(tx_ring->netdev,
"Detected Tx Unit Hang\n"
@@ -5069,6 +5071,24 @@ static int igc_change_mtu(struct net_device *netdev, int new_mtu)
}
/**
+ * igc_tx_timeout - Respond to a Tx Hang
+ * @netdev: network interface device structure
+ * @txqueue: queue number that timed out
+ **/
+static void igc_tx_timeout(struct net_device *netdev,
+ unsigned int __always_unused txqueue)
+{
+ struct igc_adapter *adapter = netdev_priv(netdev);
+ struct igc_hw *hw = &adapter->hw;
+
+ /* Do the reset outside of interrupt context */
+ adapter->tx_timeout_count++;
+ schedule_work(&adapter->reset_task);
+ wr32(IGC_EICS,
+ (adapter->eims_enable_mask & ~adapter->eims_other));
+}
+
+/**
* igc_get_stats64 - Get System Network Statistics
* @netdev: network interface device structure
* @stats: rtnl_link_stats64 pointer
@@ -5495,7 +5515,7 @@ static void igc_watchdog_task(struct work_struct *work)
case SPEED_100:
case SPEED_1000:
case SPEED_2500:
- adapter->tx_timeout_factor = 7;
+ adapter->tx_timeout_factor = 1;
break;
}
@@ -6320,6 +6340,7 @@ static const struct net_device_ops igc_netdev_ops = {
.ndo_set_rx_mode = igc_set_rx_mode,
.ndo_set_mac_address = igc_set_mac,
.ndo_change_mtu = igc_change_mtu,
+ .ndo_tx_timeout = igc_tx_timeout,
.ndo_get_stats64 = igc_get_stats64,
.ndo_fix_features = igc_fix_features,
.ndo_set_features = igc_set_features,
diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c
index b144f2237748..f9b8f372ec8a 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma_main.c
+++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c
@@ -1217,9 +1217,7 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev)
unsigned int max_queues_per_port = num_online_cpus();
struct gdma_context *gc = pci_get_drvdata(pdev);
struct gdma_irq_context *gic;
- unsigned int max_irqs;
- u16 *cpus;
- cpumask_var_t req_mask;
+ unsigned int max_irqs, cpu;
int nvec, irq;
int err, i = 0, j;
@@ -1240,21 +1238,7 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev)
goto free_irq_vector;
}
- if (!zalloc_cpumask_var(&req_mask, GFP_KERNEL)) {
- err = -ENOMEM;
- goto free_irq;
- }
-
- cpus = kcalloc(nvec, sizeof(*cpus), GFP_KERNEL);
- if (!cpus) {
- err = -ENOMEM;
- goto free_mask;
- }
- for (i = 0; i < nvec; i++)
- cpus[i] = cpumask_local_spread(i, gc->numa_node);
-
for (i = 0; i < nvec; i++) {
- cpumask_set_cpu(cpus[i], req_mask);
gic = &gc->irq_contexts[i];
gic->handler = NULL;
gic->arg = NULL;
@@ -1269,17 +1253,16 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev)
irq = pci_irq_vector(pdev, i);
if (irq < 0) {
err = irq;
- goto free_mask;
+ goto free_irq;
}
err = request_irq(irq, mana_gd_intr, 0, gic->name, gic);
if (err)
- goto free_mask;
- irq_set_affinity_and_hint(irq, req_mask);
- cpumask_clear(req_mask);
+ goto free_irq;
+
+ cpu = cpumask_local_spread(i, gc->numa_node);
+ irq_set_affinity_and_hint(irq, cpumask_of(cpu));
}
- free_cpumask_var(req_mask);
- kfree(cpus);
err = mana_gd_alloc_res_map(nvec, &gc->msix_resource);
if (err)
@@ -1290,13 +1273,12 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev)
return 0;
-free_mask:
- free_cpumask_var(req_mask);
- kfree(cpus);
free_irq:
for (j = i - 1; j >= 0; j--) {
irq = pci_irq_vector(pdev, j);
gic = &gc->irq_contexts[j];
+
+ irq_update_affinity_hint(irq, NULL);
free_irq(irq, gic);
}
@@ -1324,6 +1306,9 @@ static void mana_gd_remove_irqs(struct pci_dev *pdev)
continue;
gic = &gc->irq_contexts[i];
+
+ /* Need to clear the hint before free_irq */
+ irq_update_affinity_hint(irq, NULL);
free_irq(irq, gic);
}
diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c
index 7c0897e779dc..ee052404eb55 100644
--- a/drivers/net/ethernet/mscc/ocelot_flower.c
+++ b/drivers/net/ethernet/mscc/ocelot_flower.c
@@ -605,6 +605,18 @@ ocelot_flower_parse_key(struct ocelot *ocelot, int port, bool ingress,
flow_rule_match_control(rule, &match);
}
+ if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_VLAN)) {
+ struct flow_match_vlan match;
+
+ flow_rule_match_vlan(rule, &match);
+ filter->key_type = OCELOT_VCAP_KEY_ANY;
+ filter->vlan.vid.value = match.key->vlan_id;
+ filter->vlan.vid.mask = match.mask->vlan_id;
+ filter->vlan.pcp.value[0] = match.key->vlan_priority;
+ filter->vlan.pcp.mask[0] = match.mask->vlan_priority;
+ match_protocol = false;
+ }
+
if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) {
struct flow_match_eth_addrs match;
@@ -737,18 +749,6 @@ ocelot_flower_parse_key(struct ocelot *ocelot, int port, bool ingress,
match_protocol = false;
}
- if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_VLAN)) {
- struct flow_match_vlan match;
-
- flow_rule_match_vlan(rule, &match);
- filter->key_type = OCELOT_VCAP_KEY_ANY;
- filter->vlan.vid.value = match.key->vlan_id;
- filter->vlan.vid.mask = match.mask->vlan_id;
- filter->vlan.pcp.value[0] = match.key->vlan_priority;
- filter->vlan.pcp.mask[0] = match.mask->vlan_priority;
- match_protocol = false;
- }
-
finished_key_parsing:
if (match_protocol && proto != ETH_P_ALL) {
if (filter->block_id == VCAP_ES0) {
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index e02d1e3ef672..79f4e13620a4 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -1034,7 +1034,7 @@ static int netvsc_dma_map(struct hv_device *hv_dev,
packet->dma_range = kcalloc(page_count,
sizeof(*packet->dma_range),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (!packet->dma_range)
return -ENOMEM;
diff --git a/net/can/j1939/address-claim.c b/net/can/j1939/address-claim.c
index f33c47327927..ca4ad6cdd5cb 100644
--- a/net/can/j1939/address-claim.c
+++ b/net/can/j1939/address-claim.c
@@ -165,6 +165,46 @@ static void j1939_ac_process(struct j1939_priv *priv, struct sk_buff *skb)
* leaving this function.
*/
ecu = j1939_ecu_get_by_name_locked(priv, name);
+
+ if (ecu && ecu->addr == skcb->addr.sa) {
+ /* The ISO 11783-5 standard, in "4.5.2 - Address claim
+ * requirements", states:
+ * d) No CF shall begin, or resume, transmission on the
+ * network until 250 ms after it has successfully claimed
+ * an address except when responding to a request for
+ * address-claimed.
+ *
+ * But "Figure 6" and "Figure 7" in "4.5.4.2 - Address-claim
+ * prioritization" show that the CF begins the transmission
+ * after 250 ms from the first AC (address-claimed) message
+ * even if it sends another AC message during that time window
+ * to resolve the address contention with another CF.
+ *
+ * As stated in "4.4.2.3 - Address-claimed message":
+ * In order to successfully claim an address, the CF sending
+ * an address claimed message shall not receive a contending
+ * claim from another CF for at least 250 ms.
+ *
+ * As stated in "4.4.3.2 - NAME management (NM) message":
+ * 1) A commanding CF can
+ * d) request that a CF with a specified NAME transmit
+ * the address-claimed message with its current NAME.
+ * 2) A target CF shall
+ * d) send an address-claimed message in response to a
+ * request for a matching NAME
+ *
+ * Taking the above arguments into account, the 250 ms wait is
+ * requested only during network initialization.
+ *
+ * Do not restart the timer on AC message if both the NAME and
+ * the address match and so if the address has already been
+ * claimed (timer has expired) or the AC message has been sent
+ * to resolve the contention with another CF (timer is still
+ * running).
+ */
+ goto out_ecu_put;
+ }
+
if (!ecu && j1939_address_is_unicast(skcb->addr.sa))
ecu = j1939_ecu_create_locked(priv, name);
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 032d6d0a5ce6..909a10e4b0dd 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -9979,7 +9979,7 @@ struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
goto err_xa_alloc;
devlink->netdevice_nb.notifier_call = devlink_netdevice_event;
- ret = register_netdevice_notifier_net(net, &devlink->netdevice_nb);
+ ret = register_netdevice_notifier(&devlink->netdevice_nb);
if (ret)
goto err_register_netdevice_notifier;
@@ -10171,8 +10171,7 @@ void devlink_free(struct devlink *devlink)
xa_destroy(&devlink->snapshot_ids);
xa_destroy(&devlink->ports);
- WARN_ON_ONCE(unregister_netdevice_notifier_net(devlink_net(devlink),
- &devlink->netdevice_nb));
+ WARN_ON_ONCE(unregister_netdevice_notifier(&devlink->netdevice_nb));
xa_erase(&devlinks, devlink->index);
@@ -10503,6 +10502,8 @@ static int devlink_netdevice_event(struct notifier_block *nb,
break;
case NETDEV_REGISTER:
case NETDEV_CHANGENAME:
+ if (devlink_net(devlink) != dev_net(netdev))
+ return NOTIFY_OK;
/* Set the netdev on top of previously set type. Note this
* event happens also during net namespace change so here
* we take into account netdev pointer appearing in this
@@ -10512,6 +10513,8 @@ static int devlink_netdevice_event(struct notifier_block *nb,
netdev);
break;
case NETDEV_UNREGISTER:
+ if (devlink_net(devlink) != dev_net(netdev))
+ return NOTIFY_OK;
/* Clear netdev pointer, but not the type. This event happens
* also during net namespace change so we need to clear
* pointer to netdev that is going to another net namespace.
diff --git a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
index 9c79bbcce5a8..aff0a59f92d9 100755
--- a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
+++ b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
@@ -246,7 +246,7 @@ test_vlan_ingress_modify()
bridge vlan add dev $swp2 vid 300
tc filter add dev $swp1 ingress chain $(IS1 2) pref 3 \
- protocol 802.1Q flower skip_sw vlan_id 200 \
+ protocol 802.1Q flower skip_sw vlan_id 200 src_mac $h1_mac \
action vlan modify id 300 \
action goto chain $(IS2 0 0)
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