1 files changed, 15 insertions, 29 deletions

diff --git a/drivers/scsi/snic/snic_main.c b/drivers/scsi/snic/snic_main.c
index 29d56396058c..1c24517e4e65 100644
--- a/drivers/scsi/snic/snic_main.c
+++ b/drivers/scsi/snic/snic_main.c
@@ -1,19 +1,5 @@
-/*
- * Copyright 2014 Cisco Systems, Inc.  All rights reserved.
- *
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright 2014 Cisco Systems, Inc.  All rights reserved.
 
 #include <linux/module.h>
 #include <linux/mempool.h>
@@ -35,7 +21,7 @@
 #define PCI_DEVICE_ID_CISCO_SNIC	0x0046
 
 /* Supported devices by snic module */
-static struct pci_device_id snic_id_table[] = {
+static const struct pci_device_id snic_id_table[] = {
 	{PCI_DEVICE(0x1137, PCI_DEVICE_ID_CISCO_SNIC) },
 	{ 0, }	/* end of table */
 };
@@ -56,11 +42,11 @@ module_param(snic_max_qdepth, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(snic_max_qdepth, "Queue depth to report for each LUN");
 
 /*
- * snic_slave_alloc : callback function to SCSI Mid Layer, called on
+ * snic_sdev_init : callback function to SCSI Mid Layer, called on
  * scsi device initialization.
  */
 static int
-snic_slave_alloc(struct scsi_device *sdev)
+snic_sdev_init(struct scsi_device *sdev)
 {
 	struct snic_tgt *tgt = starget_to_tgt(scsi_target(sdev));
 
@@ -71,11 +57,11 @@ snic_slave_alloc(struct scsi_device *sdev)
 }
 
 /*
- * snic_slave_configure : callback function to SCSI Mid Layer, called on
+ * snic_sdev_configure : callback function to SCSI Mid Layer, called on
  * scsi device initialization.
  */
 static int
-snic_slave_configure(struct scsi_device *sdev)
+snic_sdev_configure(struct scsi_device *sdev, struct queue_limits *lim)
 {
 	struct snic *snic = shost_priv(sdev->host);
 	u32 qdepth = 0, max_ios = 0;
@@ -114,15 +100,15 @@ snic_change_queue_depth(struct scsi_device *sdev, int qdepth)
 	return sdev->queue_depth;
 }
 
-static struct scsi_host_template snic_host_template = {
+static const struct scsi_host_template snic_host_template = {
 	.module = THIS_MODULE,
 	.name = SNIC_DRV_NAME,
 	.queuecommand = snic_queuecommand,
 	.eh_abort_handler = snic_abort_cmd,
 	.eh_device_reset_handler = snic_device_reset,
 	.eh_host_reset_handler = snic_host_reset,
-	.slave_alloc = snic_slave_alloc,
-	.slave_configure = snic_slave_configure,
+	.sdev_init = snic_sdev_init,
+	.sdev_configure = snic_sdev_configure,
 	.change_queue_depth = snic_change_queue_depth,
 	.this_id = -1,
 	.cmd_per_lun = SNIC_DFLT_QUEUE_DEPTH,
@@ -314,9 +300,8 @@ snic_add_host(struct Scsi_Host *shost, struct pci_dev *pdev)
 	}
 
 	SNIC_BUG_ON(shost->work_q != NULL);
-	snprintf(shost->work_q_name, sizeof(shost->work_q_name), "scsi_wq_%d",
-		 shost->host_no);
-	shost->work_q = create_singlethread_workqueue(shost->work_q_name);
+	shost->work_q = alloc_ordered_workqueue("scsi_wq_%d", WQ_MEM_RECLAIM,
+						shost->host_no);
 	if (!shost->work_q) {
 		SNIC_HOST_ERR(shost, "Failed to Create ScsiHost wq.\n");
 
@@ -887,7 +872,7 @@ snic_global_data_init(void)
 	snic_glob->req_cache[SNIC_REQ_CACHE_MAX_SGL] = cachep;
 
 	len = sizeof(struct snic_host_req);
-	cachep = kmem_cache_create("snic_req_maxsgl", len, SNIC_SG_DESC_ALIGN,
+	cachep = kmem_cache_create("snic_req_tm", len, SNIC_SG_DESC_ALIGN,
 				   SLAB_HWCACHE_ALIGN, NULL);
 	if (!cachep) {
 		SNIC_ERR("Failed to create snic tm req slab\n");
@@ -898,7 +883,8 @@ snic_global_data_init(void)
 	snic_glob->req_cache[SNIC_REQ_TM_CACHE] = cachep;
 
 	/* snic_event queue */
-	snic_glob->event_q = create_singlethread_workqueue("snic_event_wq");
+	snic_glob->event_q =
+		alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, "snic_event_wq");
 	if (!snic_glob->event_q) {
 		SNIC_ERR("snic event queue create failed\n");
 		ret = -ENOMEM;