5 files changed, 17 insertions, 6 deletions

diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 4aa76d6f11df..705e13e470af 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -38,6 +38,7 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/pci.h>
+#include <linux/pci-aspm.h>
 #include <linux/slab.h>
 #include <linux/mutex.h>
 #include <linux/spinlock.h>
@@ -1109,6 +1110,9 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
                 unique_id++;
         }
 
+        pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
+                               PCIE_LINK_STATE_CLKPM);
+
         error = pci_enable_device(pdev);
         if (error)
                 goto out;
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index e76107b2ade3..865d452542be 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -23,6 +23,7 @@
 #include <linux/interrupt.h>
 #include <linux/types.h>
 #include <linux/pci.h>
+#include <linux/pci-aspm.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
@@ -3922,6 +3923,10 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h)
                 dev_warn(&h->pdev->dev, "controller appears to be disabled\n");
                 return -ENODEV;
         }
+
+        pci_disable_link_state(h->pdev, PCIE_LINK_STATE_L0S |
+                               PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM);
+
         err = pci_enable_device(h->pdev);
         if (err) {
                 dev_warn(&h->pdev->dev, "unable to enable PCI device\n");
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 8889b1babcac..4e041f6d808c 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2802,6 +2802,11 @@ _scsih_error_recovery_delete_devices(struct MPT2SAS_ADAPTER *ioc)
 
         if (ioc->is_driver_loading)
                 return;
+
+        fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
+        if (!fw_event)
+                return;
+
         fw_event->event = MPT2SAS_REMOVE_UNRESPONDING_DEVICES;
         fw_event->ioc = ioc;
         _scsih_fw_event_add(ioc, fw_event);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 06bc26554a67..f85cfa6c47b5 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1409,6 +1409,8 @@ static void scsi_kill_request(struct request *req, struct request_queue *q)
 
         blk_start_request(req);
 
+        scmd_printk(KERN_INFO, cmd, "killing request\n");
+
         sdev = cmd->device;
         starget = scsi_target(sdev);
         shost = sdev->host;
@@ -1490,7 +1492,6 @@ static void scsi_request_fn(struct request_queue *q)
         struct request *req;
 
         if (!sdev) {
-                printk("scsi: killing requests for dead queue\n");
                 while ((req = blk_peek_request(q)) != NULL)
                         scsi_kill_request(req, q);
                 return;
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 72273a0e5666..b3c6d957fbd8 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -319,11 +319,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
         return sdev;
 
 out_device_destroy:
-        scsi_device_set_state(sdev, SDEV_DEL);
-        transport_destroy_device(&sdev->sdev_gendev);
-        put_device(&sdev->sdev_dev);
-        scsi_free_queue(sdev->request_queue);
-        put_device(&sdev->sdev_gendev);
+        __scsi_remove_device(sdev);
 out:
         if (display_failure_msg)
                 printk(ALLOC_FAILURE_MSG, __func__);