i40evf: remove unnecessary log messages

We don't need to print log messages when we encounter an out-of-memory
condition, as the allocator will do this for us. Also, remove a Tx hang
message that duplicates the one emitted by the netdev layer, and a
duplicate message in the watchdog.

Change-ID: If2056e6135fe248f66ea939778f9895660f4d189
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/i40evf/i40evf_main.c

@@ -172,7 +172,6 @@ static void i40evf_tx_timeout(struct net_device *netdev)
 	struct i40evf_adapter *adapter = netdev_priv(netdev);
 
 	adapter->tx_timeout_count++;
-	dev_info(&adapter->pdev->dev, "TX timeout detected.\n");
 	if (!(adapter->flags & I40EVF_FLAG_RESET_PENDING)) {
 		adapter->flags |= I40EVF_FLAG_RESET_NEEDED;
 		schedule_work(&adapter->reset_task);
@@ -662,12 +661,9 @@ i40evf_vlan_filter *i40evf_add_vlan(struct i40evf_adapter *adapter, u16 vlan)
 	f = i40evf_find_vlan(adapter, vlan);
 	if (NULL == f) {
 		f = kzalloc(sizeof(*f), GFP_ATOMIC);
-		if (NULL == f) {
-			dev_info(&adapter->pdev->dev,
-				 "%s: no memory for new VLAN filter\n",
-				 __func__);
+		if (NULL == f)
 			return NULL;
-		}
+
 		f->vlan = vlan;
 
 		INIT_LIST_HEAD(&f->list);
@@ -771,8 +767,6 @@ i40evf_mac_filter *i40evf_add_filter(struct i40evf_adapter *adapter,
 	if (NULL == f) {
 		f = kzalloc(sizeof(*f), GFP_ATOMIC);
 		if (NULL == f) {
-			dev_info(&adapter->pdev->dev,
-				 "%s: no memory for new filter\n", __func__);
 			clear_bit(__I40EVF_IN_CRITICAL_TASK,
 				  &adapter->crit_section);
 			return NULL;
@@ -1332,8 +1326,7 @@ static void i40evf_watchdog_task(struct work_struct *work)
 	    (rd32(hw, I40E_VFGEN_RSTAT) & 0x3) != I40E_VFR_VFACTIVE) {
 		adapter->state = __I40EVF_RESETTING;
 		adapter->flags |= I40EVF_FLAG_RESET_PENDING;
-		dev_err(&adapter->pdev->dev, "Hardware reset detected.\n");
-		dev_info(&adapter->pdev->dev, "Scheduling reset task\n");
+		dev_err(&adapter->pdev->dev, "Hardware reset detected\n");
 		schedule_work(&adapter->reset_task);
 		adapter->aq_pending = 0;
 		adapter->aq_required = 0;
@@ -1610,11 +1603,9 @@ static void i40evf_adminq_task(struct work_struct *work)
 
 	event.msg_size = I40EVF_MAX_AQ_BUF_SIZE;
 	event.msg_buf = kzalloc(event.msg_size, GFP_KERNEL);
-	if (!event.msg_buf) {
-		dev_info(&adapter->pdev->dev, "%s: no memory for ARQ clean\n",
-				 __func__);
+	if (!event.msg_buf)
 		return;
-	}
+
 	v_msg = (struct i40e_virtchnl_msg *)&event.desc;
 	do {
 		ret = i40evf_clean_arq_element(hw, &event, &pending);

drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c

@@ -219,11 +219,9 @@ void i40evf_configure_queues(struct i40evf_adapter *adapter)
 	len = sizeof(struct i40e_virtchnl_vsi_queue_config_info) +
 		       (sizeof(struct i40e_virtchnl_queue_pair_info) * pairs);
 	vqci = kzalloc(len, GFP_ATOMIC);
-	if (!vqci) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!vqci)
 		return;
-	}
+
 	vqci->vsi_id = adapter->vsi_res->vsi_id;
 	vqci->num_queue_pairs = pairs;
 	vqpi = vqci->qpair;
@@ -332,11 +330,8 @@ void i40evf_map_queues(struct i40evf_adapter *adapter)
 	      (adapter->num_msix_vectors *
 		sizeof(struct i40e_virtchnl_vector_map));
 	vimi = kzalloc(len, GFP_ATOMIC);
-	if (!vimi) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!vimi)
 		return;
-	}
 
 	vimi->num_vectors = adapter->num_msix_vectors;
 	/* Queue vectors first */
@@ -402,11 +397,9 @@ void i40evf_add_ether_addrs(struct i40evf_adapter *adapter)
 	}
 
 	veal = kzalloc(len, GFP_ATOMIC);
-	if (!veal) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!veal)
 		return;
-	}
+
 	veal->vsi_id = adapter->vsi_res->vsi_id;
 	veal->num_elements = count;
 	list_for_each_entry(f, &adapter->mac_filter_list, list) {
@@ -465,11 +458,9 @@ void i40evf_del_ether_addrs(struct i40evf_adapter *adapter)
 		len = I40EVF_MAX_AQ_BUF_SIZE;
 	}
 	veal = kzalloc(len, GFP_ATOMIC);
-	if (!veal) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!veal)
 		return;
-	}
+
 	veal->vsi_id = adapter->vsi_res->vsi_id;
 	veal->num_elements = count;
 	list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, list) {
@@ -529,11 +520,9 @@ void i40evf_add_vlans(struct i40evf_adapter *adapter)
 		len = I40EVF_MAX_AQ_BUF_SIZE;
 	}
 	vvfl = kzalloc(len, GFP_ATOMIC);
-	if (!vvfl) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!vvfl)
 		return;
-	}
+
 	vvfl->vsi_id = adapter->vsi_res->vsi_id;
 	vvfl->num_elements = count;
 	list_for_each_entry(f, &adapter->vlan_filter_list, list) {
@@ -591,11 +580,9 @@ void i40evf_del_vlans(struct i40evf_adapter *adapter)
 		len = I40EVF_MAX_AQ_BUF_SIZE;
 	}
 	vvfl = kzalloc(len, GFP_ATOMIC);
-	if (!vvfl) {
-		dev_err(&adapter->pdev->dev, "%s: unable to allocate memory\n",
-			__func__);
+	if (!vvfl)
 		return;
-	}
+
 	vvfl->vsi_id = adapter->vsi_res->vsi_id;
 	vvfl->num_elements = count;
 	list_for_each_entry_safe(f, ftmp, &adapter->vlan_filter_list, list) {