Merge branch 'misc' into k.o/for-next

Conflicts: drivers/infiniband/core/iwcm.c - The rdma_netlink patches in HEAD and the iwarp cm workqueue fix (don't use WQ_MEM_RECLAIM, we aren't safe for that context) touched the same code. Signed-off-by: Doug Ledford <[email protected]>
mrcsosa · Aug 18, 2017 · d3cf4d9 · d3cf4d9
2 parents 3e5f088 + 9d6fd7a
commit d3cf4d9
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Showing 22 changed files with 53 additions and 95 deletions.
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
@@ -4304,7 +4304,7 @@ static int __init ib_cm_init(void)
 		goto error1;
 	}
 
-	cm.wq = create_workqueue("ib_cm");
+	cm.wq = alloc_workqueue("ib_cm", 0, 1);
 	if (!cm.wq) {
 		ret = -ENOMEM;
 		goto error2;

diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
@@ -523,7 +523,7 @@ int ib_register_device(struct ib_device *device,
 	device->reg_state = IB_DEV_REGISTERED;
 
 	list_for_each_entry(client, &client_list, list)
-		if (client->add && !add_client_context(device, client))
+		if (!add_client_context(device, client) && client->add)
 			client->add(device);
 
 	device->index = __dev_new_index();
@@ -612,7 +612,7 @@ int ib_register_client(struct ib_client *client)
 	mutex_lock(&device_mutex);
 
 	list_for_each_entry(device, &device_list, core_list)
-		if (client->add && !add_client_context(device, client))
+		if (!add_client_context(device, client) && client->add)
 			client->add(device);
 
 	down_write(&lists_rwsem);

diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c
@@ -1177,7 +1177,7 @@ static int __init iw_cm_init(void)
 		pr_err("iw_cm: couldn't init iwpm\n");
 	else
 		rdma_nl_register(RDMA_NL_IWCM, iwcm_nl_cb_table);
-	iwcm_wq = alloc_ordered_workqueue("iw_cm_wq", WQ_MEM_RECLAIM);
+	iwcm_wq = alloc_ordered_workqueue("iw_cm_wq", 0);
 	if (!iwcm_wq)
 		return -ENOMEM;
 

diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
@@ -1020,7 +1020,7 @@ static struct ib_ucq_object *create_cq(struct ib_uverbs_file *file,
 	cq->uobject       = &obj->uobject;
 	cq->comp_handler  = ib_uverbs_comp_handler;
 	cq->event_handler = ib_uverbs_cq_event_handler;
-	cq->cq_context    = &ev_file->ev_queue;
+	cq->cq_context    = ev_file ? &ev_file->ev_queue : NULL;
 	atomic_set(&cq->usecnt, 0);
 
 	obj->uobject.object = cq;

diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -3372,7 +3372,7 @@ int bnxt_re_dealloc_ucontext(struct ib_ucontext *ib_uctx)
 					    &rdev->qplib_res.dpi_tbl,
 					    &uctx->dpi);
 		if (rc)
-			dev_err(rdev_to_dev(rdev), "Deallocte HW DPI failed!");
+			dev_err(rdev_to_dev(rdev), "Deallocate HW DPI failed!");
 			/* Don't fail, continue*/
 		uctx->dpi.dbr = NULL;
 	}

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2871,7 +2871,6 @@ static int close_con_rpl(struct c4iw_dev *dev, struct sk_buff *skb)
 		return 0;
 
 	pr_debug("%s ep %p tid %u\n", __func__, ep, ep->hwtid);
-	BUG_ON(!ep);
 
 	/* The cm_id may be null if we failed to connect */
 	mutex_lock(&ep->com.mutex);

diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
@@ -7380,7 +7380,7 @@ void handle_verify_cap(struct work_struct *work)
 	struct hfi1_devdata *dd = ppd->dd;
 	u64 reg;
 	u8 power_management;
-	u8 continious;
+	u8 continuous;
 	u8 vcu;
 	u8 vau;
 	u8 z;
@@ -7399,7 +7399,7 @@ void handle_verify_cap(struct work_struct *work)
 	lcb_shutdown(dd, 0);
 	adjust_lcb_for_fpga_serdes(dd);
 
-	read_vc_remote_phy(dd, &power_management, &continious);
+	read_vc_remote_phy(dd, &power_management, &continuous);
 	read_vc_remote_fabric(dd, &vau, &z, &vcu, &vl15buf,
 			      &partner_supported_crc);
 	read_vc_remote_link_width(dd, &remote_tx_rate, &link_widths);
@@ -7413,7 +7413,7 @@ void handle_verify_cap(struct work_struct *work)
 	get_link_widths(dd, &active_tx, &active_rx);
 	dd_dev_info(dd,
 		    "Peer PHY: power management 0x%x, continuous updates 0x%x\n",
-		    (int)power_management, (int)continious);
+		    (int)power_management, (int)continuous);
 	dd_dev_info(dd,
 		    "Peer Fabric: vAU %d, Z %d, vCU %d, vl15 credits 0x%x, CRC sizes 0x%x\n",
 		    (int)vau, (int)z, (int)vcu, (int)vl15buf,

diff --git a/drivers/infiniband/hw/hfi1/sysfs.c b/drivers/infiniband/hw/hfi1/sysfs.c
@@ -95,7 +95,7 @@ static void port_release(struct kobject *kobj)
 	/* nothing to do since memory is freed by hfi1_free_devdata() */
 }
 
-static struct bin_attribute cc_table_bin_attr = {
+static const struct bin_attribute cc_table_bin_attr = {
 	.attr = {.name = "cc_table_bin", .mode = 0444},
 	.read = read_cc_table_bin,
 	.size = PAGE_SIZE,
@@ -137,7 +137,7 @@ static ssize_t read_cc_setting_bin(struct file *filp, struct kobject *kobj,
 	return count;
 }
 
-static struct bin_attribute cc_setting_bin_attr = {
+static const struct bin_attribute cc_setting_bin_attr = {
 	.attr = {.name = "cc_settings_bin", .mode = 0444},
 	.read = read_cc_setting_bin,
 	.size = PAGE_SIZE,

diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c
@@ -3687,8 +3687,6 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 
 	cm_node->accelerated = 1;
 	if (cm_node->accept_pend) {
-		if (!cm_node->listener)
-			i40iw_pr_err("cm_node->listener NULL for passive node\n");
 		atomic_dec(&cm_node->listener->pend_accepts_cnt);
 		cm_node->accept_pend = 0;
 	}
@@ -4056,12 +4054,7 @@ static void i40iw_cm_event_connected(struct i40iw_cm_event *event)
 	i40iw_modify_qp(&iwqp->ibqp, &attr, IB_QP_STATE, NULL);
 
 	cm_node->accelerated = 1;
-	if (cm_node->accept_pend) {
-		if (!cm_node->listener)
-			i40iw_pr_err("listener is null for passive node\n");
-		atomic_dec(&cm_node->listener->pend_accepts_cnt);
-		cm_node->accept_pend = 0;
-	}
+
 	return;
 
 error:

diff --git a/drivers/infiniband/hw/i40iw/i40iw_pble.c b/drivers/infiniband/hw/i40iw/i40iw_pble.c
@@ -269,19 +269,16 @@ static enum i40iw_status_code add_bp_pages(struct i40iw_sc_dev *dev,
 	status = i40iw_add_sd_table_entry(dev->hw, hmc_info,
 					  info->idx.sd_idx, I40IW_SD_TYPE_PAGED,
 					  I40IW_HMC_DIRECT_BP_SIZE);
-	if (status) {
-		i40iw_free_vmalloc_mem(dev->hw, chunk);
-		return status;
-	}
+	if (status)
+		goto error;
 	if (!dev->is_pf) {
 		status = i40iw_vchnl_vf_add_hmc_objs(dev, I40IW_HMC_IW_PBLE,
 						     fpm_to_idx(pble_rsrc,
 								pble_rsrc->next_fpm_addr),
 						     (info->pages << PBLE_512_SHIFT));
 		if (status) {
 			i40iw_pr_err("allocate PBLEs in the PF.  Error %i\n", status);
-			i40iw_free_vmalloc_mem(dev->hw, chunk);
-			return status;
+			goto error;
 		}
 	}
 	addr = chunk->vaddr;

diff --git a/drivers/infiniband/hw/i40iw/i40iw_puda.c b/drivers/infiniband/hw/i40iw/i40iw_puda.c
@@ -949,14 +949,16 @@ enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_vsi *vsi,
 		ret = i40iw_puda_qp_create(rsrc);
 	}
 	if (ret) {
-		i40iw_debug(dev, I40IW_DEBUG_PUDA, "[%s] error qp_create\n", __func__);
+		i40iw_debug(dev, I40IW_DEBUG_PUDA, "[%s] error qp_create\n",
+			    __func__);
 		goto error;
 	}
 	rsrc->completion = PUDA_QP_CREATED;
 
 	ret = i40iw_puda_allocbufs(rsrc, info->tx_buf_cnt + info->rq_size);
 	if (ret) {
-		i40iw_debug(dev, I40IW_DEBUG_PUDA, "[%s] error allloc_buf\n", __func__);
+		i40iw_debug(dev, I40IW_DEBUG_PUDA, "[%s] error alloc_buf\n",
+			    __func__);
 		goto error;
 	}
 

diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c
@@ -1161,7 +1161,7 @@ static void mthca_remove_one(struct pci_dev *pdev)
 	mutex_unlock(&mthca_device_mutex);
 }
 
-static struct pci_device_id mthca_pci_table[] = {
+static const struct pci_device_id mthca_pci_table[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_MELLANOX, PCI_DEVICE_ID_MELLANOX_TAVOR),
 	  .driver_data = TAVOR },
 	{ PCI_DEVICE(PCI_VENDOR_ID_TOPSPIN, PCI_DEVICE_ID_MELLANOX_TAVOR),

diff --git a/drivers/infiniband/hw/nes/nes.c b/drivers/infiniband/hw/nes/nes.c
@@ -101,7 +101,7 @@ static unsigned int ee_flsh_adapter;
 static unsigned int sysfs_nonidx_addr;
 static unsigned int sysfs_idx_addr;
 
-static struct pci_device_id nes_pci_table[] = {
+static const struct pci_device_id nes_pci_table[] = {
 	{ PCI_VDEVICE(NETEFFECT, PCI_DEVICE_ID_NETEFFECT_NE020), },
 	{ PCI_VDEVICE(NETEFFECT, PCI_DEVICE_ID_NETEFFECT_NE020_KR), },
 	{0}
@@ -807,13 +807,6 @@ static void nes_remove(struct pci_dev *pcidev)
 }
 
 
-static struct pci_driver nes_pci_driver = {
-	.name = DRV_NAME,
-	.id_table = nes_pci_table,
-	.probe = nes_probe,
-	.remove = nes_remove,
-};
-
 static ssize_t adapter_show(struct device_driver *ddp, char *buf)
 {
 	unsigned int  devfn = 0xffffffff;
@@ -1155,56 +1148,43 @@ static DRIVER_ATTR_RW(idx_addr);
 static DRIVER_ATTR_RW(idx_data);
 static DRIVER_ATTR_RW(wqm_quanta);
 
-static int nes_create_driver_sysfs(struct pci_driver *drv)
-{
-	int error;
-	error  = driver_create_file(&drv->driver, &driver_attr_adapter);
-	error |= driver_create_file(&drv->driver, &driver_attr_eeprom_cmd);
-	error |= driver_create_file(&drv->driver, &driver_attr_eeprom_data);
-	error |= driver_create_file(&drv->driver, &driver_attr_flash_cmd);
-	error |= driver_create_file(&drv->driver, &driver_attr_flash_data);
-	error |= driver_create_file(&drv->driver, &driver_attr_nonidx_addr);
-	error |= driver_create_file(&drv->driver, &driver_attr_nonidx_data);
-	error |= driver_create_file(&drv->driver, &driver_attr_idx_addr);
-	error |= driver_create_file(&drv->driver, &driver_attr_idx_data);
-	error |= driver_create_file(&drv->driver, &driver_attr_wqm_quanta);
-	return error;
-}
+static struct attribute *nes_attrs[] = {
+	&driver_attr_adapter.attr,
+	&driver_attr_eeprom_cmd.attr,
+	&driver_attr_eeprom_data.attr,
+	&driver_attr_flash_cmd.attr,
+	&driver_attr_flash_data.attr,
+	&driver_attr_nonidx_addr.attr,
+	&driver_attr_nonidx_data.attr,
+	&driver_attr_idx_addr.attr,
+	&driver_attr_idx_data.attr,
+	&driver_attr_wqm_quanta.attr,
+	NULL,
+};
+ATTRIBUTE_GROUPS(nes);
+
+static struct pci_driver nes_pci_driver = {
+	.name = DRV_NAME,
+	.id_table = nes_pci_table,
+	.probe = nes_probe,
+	.remove = nes_remove,
+	.groups = nes_groups,
+};
 
-static void nes_remove_driver_sysfs(struct pci_driver *drv)
-{
-	driver_remove_file(&drv->driver, &driver_attr_adapter);
-	driver_remove_file(&drv->driver, &driver_attr_eeprom_cmd);
-	driver_remove_file(&drv->driver, &driver_attr_eeprom_data);
-	driver_remove_file(&drv->driver, &driver_attr_flash_cmd);
-	driver_remove_file(&drv->driver, &driver_attr_flash_data);
-	driver_remove_file(&drv->driver, &driver_attr_nonidx_addr);
-	driver_remove_file(&drv->driver, &driver_attr_nonidx_data);
-	driver_remove_file(&drv->driver, &driver_attr_idx_addr);
-	driver_remove_file(&drv->driver, &driver_attr_idx_data);
-	driver_remove_file(&drv->driver, &driver_attr_wqm_quanta);
-}
 
 /**
  * nes_init_module - module initialization entry point
  */
 static int __init nes_init_module(void)
 {
 	int retval;
-	int retval1;
 
 	retval = nes_cm_start();
 	if (retval) {
 		printk(KERN_ERR PFX "Unable to start NetEffect iWARP CM.\n");
 		return retval;
 	}
-	retval = pci_register_driver(&nes_pci_driver);
-	if (retval >= 0) {
-		retval1 = nes_create_driver_sysfs(&nes_pci_driver);
-		if (retval1 < 0)
-			printk(KERN_ERR PFX "Unable to create NetEffect sys files.\n");
-	}
-	return retval;
+	return pci_register_driver(&nes_pci_driver);
 }
 
 
@@ -1214,7 +1194,6 @@ static int __init nes_init_module(void)
 static void __exit nes_exit_module(void)
 {
 	nes_cm_stop();
-	nes_remove_driver_sysfs(&nes_pci_driver);
 
 	pci_unregister_driver(&nes_pci_driver);
 }

diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c
@@ -399,7 +399,7 @@ static int loadtime_init(struct qib_devdata *dd)
 	if (((dd->revision >> QLOGIC_IB_R_SOFTWARE_SHIFT) &
 	     QLOGIC_IB_R_SOFTWARE_MASK) != QIB_CHIP_SWVERSION) {
 		qib_dev_err(dd,
-			"Driver only handles version %d, chip swversion is %d (%llx), failng\n",
+			"Driver only handles version %d, chip swversion is %d (%llx), failing\n",
 			QIB_CHIP_SWVERSION,
 			(int)(dd->revision >>
 				QLOGIC_IB_R_SOFTWARE_SHIFT) &

diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c
@@ -247,7 +247,7 @@ static struct kobj_type qib_port_cc_ktype = {
 	.release = qib_port_release,
 };
 
-static struct bin_attribute cc_table_bin_attr = {
+static const struct bin_attribute cc_table_bin_attr = {
 	.attr = {.name = "cc_table_bin", .mode = 0444},
 	.read = read_cc_table_bin,
 	.size = PAGE_SIZE,
@@ -286,7 +286,7 @@ static ssize_t read_cc_setting_bin(struct file *filp, struct kobject *kobj,
 	return count;
 }
 
-static struct bin_attribute cc_setting_bin_attr = {
+static const struct bin_attribute cc_setting_bin_attr = {
 	.attr = {.name = "cc_settings_bin", .mode = 0444},
 	.read = read_cc_setting_bin,
 	.size = PAGE_SIZE,

diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
@@ -1077,7 +1077,7 @@ static void pvrdma_pci_remove(struct pci_dev *pdev)
 	pci_set_drvdata(pdev, NULL);
 }
 
-static struct pci_device_id pvrdma_pci_table[] = {
+static const struct pci_device_id pvrdma_pci_table[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_VMWARE, PCI_DEVICE_ID_VMWARE_PVRDMA), },
 	{ 0 },
 };

diff --git a/drivers/infiniband/sw/rxe/rxe_av.c b/drivers/infiniband/sw/rxe/rxe_av.c
@@ -38,18 +38,13 @@ int rxe_av_chk_attr(struct rxe_dev *rxe, struct rdma_ah_attr *attr)
 {
 	struct rxe_port *port;
 
-	if (rdma_ah_get_port_num(attr) != 1) {
-		pr_info("invalid port_num = %d\n", rdma_ah_get_port_num(attr));
-		return -EINVAL;
-	}
-
 	port = &rxe->port;
 
 	if (rdma_ah_get_ah_flags(attr) & IB_AH_GRH) {
 		u8 sgid_index = rdma_ah_read_grh(attr)->sgid_index;
 
 		if (sgid_index > port->attr.gid_tbl_len) {
-			pr_info("invalid sgid index = %d\n", sgid_index);
+			pr_warn("invalid sgid index = %d\n", sgid_index);
 			return -EINVAL;
 		}
 	}

diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
@@ -1961,10 +1961,6 @@ static struct nvmf_transport_ops nvme_rdma_transport = {
 	.create_ctrl	= nvme_rdma_create_ctrl,
 };
 
-static void nvme_rdma_add_one(struct ib_device *ib_device)
-{
-}
-
 static void nvme_rdma_remove_one(struct ib_device *ib_device, void *client_data)
 {
 	struct nvme_rdma_ctrl *ctrl;
@@ -1986,7 +1982,6 @@ static void nvme_rdma_remove_one(struct ib_device *ib_device, void *client_data)
 
 static struct ib_client nvme_rdma_ib_client = {
 	.name   = "nvme_rdma",
-	.add = nvme_rdma_add_one,
 	.remove = nvme_rdma_remove_one
 };
 

diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
@@ -1510,10 +1510,6 @@ static struct nvmet_fabrics_ops nvmet_rdma_ops = {
 	.delete_ctrl		= nvmet_rdma_delete_ctrl,
 };
 
-static void nvmet_rdma_add_one(struct ib_device *ib_device)
-{
-}
-
 static void nvmet_rdma_remove_one(struct ib_device *ib_device, void *client_data)
 {
 	struct nvmet_rdma_queue *queue;
@@ -1534,7 +1530,6 @@ static void nvmet_rdma_remove_one(struct ib_device *ib_device, void *client_data
 
 static struct ib_client nvmet_rdma_ib_client = {
 	.name   = "nvmet_rdma",
-	.add = nvmet_rdma_add_one,
 	.remove = nvmet_rdma_remove_one
 };
 

diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
@@ -1307,6 +1307,7 @@ int __pci_register_driver(struct pci_driver *drv, struct module *owner,
 	drv->driver.bus = &pci_bus_type;
 	drv->driver.owner = owner;
 	drv->driver.mod_name = mod_name;
+	drv->driver.groups = drv->groups;
 
 	spin_lock_init(&drv->dynids.lock);
 	INIT_LIST_HEAD(&drv->dynids.list);