Merge 5.1-rc7 into usb-next

We need this to make the usb-gadget branch merge cleaner.  And for
testing to keep from hitting the same issues already fixed.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

13 files changed, 36 insertions, 21 deletions

diff --git a/drivers/scsi/aic7xxx/aic7770_osm.c b/drivers/scsi/aic7xxx/aic7770_osm.c
index 3d401d02c019..bdd177e3d762 100644
--- a/drivers/scsi/aic7xxx/aic7770_osm.c
+++ b/drivers/scsi/aic7xxx/aic7770_osm.c
@@ -91,6 +91,7 @@ aic7770_probe(struct device *dev)
 	ahc = ahc_alloc(&aic7xxx_driver_template, name);
 	if (ahc == NULL)
 		return (ENOMEM);
+	ahc->dev = dev;
 	error = aic7770_config(ahc, aic7770_ident_table + edev->id.driver_data,
 			       eisaBase);
 	if (error != 0) {
diff --git a/drivers/scsi/aic7xxx/aic7xxx.h b/drivers/scsi/aic7xxx/aic7xxx.h
index 5614921b4041..88b90f9806c9 100644
--- a/drivers/scsi/aic7xxx/aic7xxx.h
+++ b/drivers/scsi/aic7xxx/aic7xxx.h
@@ -943,6 +943,7 @@ struct ahc_softc {
 	 * Platform specific device information.
 	 */
 	ahc_dev_softc_t		  dev_softc;
+	struct device		  *dev;
 
 	/*
 	 * Bus specific device information.
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 3c9c17450bb3..d5c4a0d23706 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -860,8 +860,8 @@ int
 ahc_dmamem_alloc(struct ahc_softc *ahc, bus_dma_tag_t dmat, void** vaddr,
 		 int flags, bus_dmamap_t *mapp)
 {
-	*vaddr = pci_alloc_consistent(ahc->dev_softc,
-				      dmat->maxsize, mapp);
+	/* XXX: check if we really need the GFP_ATOMIC and unwind this mess! */
+	*vaddr = dma_alloc_coherent(ahc->dev, dmat->maxsize, mapp, GFP_ATOMIC);
 	if (*vaddr == NULL)
 		return ENOMEM;
 	return 0;
@@ -871,8 +871,7 @@ void
 ahc_dmamem_free(struct ahc_softc *ahc, bus_dma_tag_t dmat,
 		void* vaddr, bus_dmamap_t map)
 {
-	pci_free_consistent(ahc->dev_softc, dmat->maxsize,
-			    vaddr, map);
+	dma_free_coherent(ahc->dev, dmat->maxsize, vaddr, map);
 }
 
 int
@@ -1123,8 +1122,7 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa
 
 	host->transportt = ahc_linux_transport_template;
 
-	retval = scsi_add_host(host,
-			(ahc->dev_softc ? &ahc->dev_softc->dev : NULL));
+	retval = scsi_add_host(host, ahc->dev);
 	if (retval) {
 		printk(KERN_WARNING "aic7xxx: scsi_add_host failed\n");
 		scsi_host_put(host);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index 0fc14dac7070..717d8d1082ce 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -250,6 +250,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		}
 	}
 	ahc->dev_softc = pci;
+	ahc->dev = &pci->dev;
 	error = ahc_pci_config(ahc, entry);
 	if (error != 0) {
 		ahc_free(ahc);
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 462560b2855e..469d0bc9f5fe 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -1713,8 +1713,11 @@ csio_scsi_err_handler(struct csio_hw *hw, struct csio_ioreq *req)
 	}
 
 out:
-	if (req->nsge > 0)
+	if (req->nsge > 0) {
 		scsi_dma_unmap(cmnd);
+		if (req->dcopy && (host_status == DID_OK))
+			host_status = csio_scsi_copy_to_sgl(hw, req);
+	}
 
 	cmnd->result = (((host_status) << 16) | scsi_status);
 	cmnd->scsi_done(cmnd);
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index dfba4921b265..5bf61431434b 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -2162,7 +2162,6 @@ static void fc_rport_recv_logo_req(struct fc_lport *lport, struct fc_frame *fp)
 		FC_RPORT_DBG(rdata, "Received LOGO request while in state %s\n",
 			     fc_rport_state(rdata));
 
-		rdata->flags &= ~FC_RP_STARTED;
 		fc_rport_enter_delete(rdata, RPORT_EV_STOP);
 		mutex_unlock(&rdata->rp_mutex);
 		kref_put(&rdata->kref, fc_rport_destroy);
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index c98f264f1d83..a497b2c0cb79 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -3878,10 +3878,9 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
 	 * wake up the thread.
 	 */
 	spin_lock(&lpfc_cmd->buf_lock);
-	if (unlikely(lpfc_cmd->cur_iocbq.iocb_flag & LPFC_DRIVER_ABORTED)) {
-		lpfc_cmd->cur_iocbq.iocb_flag &= ~LPFC_DRIVER_ABORTED;
-		if (lpfc_cmd->waitq)
-			wake_up(lpfc_cmd->waitq);
+	lpfc_cmd->cur_iocbq.iocb_flag &= ~LPFC_DRIVER_ABORTED;
+	if (lpfc_cmd->waitq) {
+		wake_up(lpfc_cmd->waitq);
 		lpfc_cmd->waitq = NULL;
 	}
 	spin_unlock(&lpfc_cmd->buf_lock);
diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c
index e74a62448ba4..e5db9a9954dc 100644
--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -1392,10 +1392,8 @@ static void qedi_free_nvm_iscsi_cfg(struct qedi_ctx *qedi)
 
 static int qedi_alloc_nvm_iscsi_cfg(struct qedi_ctx *qedi)
 {
-	struct qedi_nvm_iscsi_image nvm_image;
-
 	qedi->iscsi_image = dma_alloc_coherent(&qedi->pdev->dev,
-					       sizeof(nvm_image),
+					       sizeof(struct qedi_nvm_iscsi_image),
 					       &qedi->nvm_buf_dma, GFP_KERNEL);
 	if (!qedi->iscsi_image) {
 		QEDI_ERR(&qedi->dbg_ctx, "Could not allocate NVM BUF.\n");
@@ -2236,14 +2234,13 @@ static void qedi_boot_release(void *data)
 static int qedi_get_boot_info(struct qedi_ctx *qedi)
 {
 	int ret = 1;
-	struct qedi_nvm_iscsi_image nvm_image;
 
 	QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_INFO,
 		  "Get NVM iSCSI CFG image\n");
 	ret = qedi_ops->common->nvm_get_image(qedi->cdev,
 					      QED_NVM_IMAGE_ISCSI_CFG,
 					      (char *)qedi->iscsi_image,
-					      sizeof(nvm_image));
+					      sizeof(struct qedi_nvm_iscsi_image));
 	if (ret)
 		QEDI_ERR(&qedi->dbg_ctx,
 			 "Could not get NVM image. ret = %d\n", ret);
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index c4cbfd07b916..a08ff3bd6310 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -238,6 +238,7 @@ static struct {
 	{"NETAPP", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
 	{"LSI", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
 	{"ENGENIO", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
+	{"LENOVO", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
 	{"SMSC", "USB 2 HS-CF", NULL, BLIST_SPARSELUN | BLIST_INQUIRY_36},
 	{"SONY", "CD-ROM CDU-8001", NULL, BLIST_BORKEN},
 	{"SONY", "TSL", NULL, BLIST_FORCELUN},		/* DDS3 & DDS4 autoloaders */
diff --git a/drivers/scsi/scsi_dh.c b/drivers/scsi/scsi_dh.c
index 5a58cbf3a75d..c14006ac98f9 100644
--- a/drivers/scsi/scsi_dh.c
+++ b/drivers/scsi/scsi_dh.c
@@ -75,6 +75,7 @@ static const struct scsi_dh_blist scsi_dh_blist[] = {
 	{"NETAPP", "INF-01-00",		"rdac", },
 	{"LSI", "INF-01-00",		"rdac", },
 	{"ENGENIO", "INF-01-00",	"rdac", },
+	{"LENOVO", "DE_Series",		"rdac", },
 	{NULL, NULL,			NULL },
 };
 
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 601b9f1de267..07dfc17d4824 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1706,8 +1706,12 @@ out_put_budget:
 			ret = BLK_STS_DEV_RESOURCE;
 		break;
 	default:
+		if (unlikely(!scsi_device_online(sdev)))
+			scsi_req(req)->result = DID_NO_CONNECT << 16;
+		else
+			scsi_req(req)->result = DID_ERROR << 16;
 		/*
-		 * Make sure to release all allocated ressources when
+		 * Make sure to release all allocated resources when
 		 * we hit an error, as we will never see this command
 		 * again.
 		 */
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 84380bae20f1..8472de1007ff 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -385,7 +385,7 @@ enum storvsc_request_type {
  * This is the end of Protocol specific defines.
  */
 
-static int storvsc_ringbuffer_size = (256 * PAGE_SIZE);
+static int storvsc_ringbuffer_size = (128 * 1024);
 static u32 max_outstanding_req_per_channel;
 
 static int storvsc_vcpus_per_sub_channel = 4;
@@ -668,13 +668,22 @@ static void  handle_multichannel_storage(struct hv_device *device, int max_chns)
 {
 	struct device *dev = &device->device;
 	struct storvsc_device *stor_device;
-	int num_cpus = num_online_cpus();
 	int num_sc;
 	struct storvsc_cmd_request *request;
 	struct vstor_packet *vstor_packet;
 	int ret, t;
 
-	num_sc = ((max_chns > num_cpus) ? num_cpus : max_chns);
+	/*
+	 * If the number of CPUs is artificially restricted, such as
+	 * with maxcpus=1 on the kernel boot line, Hyper-V could offer
+	 * sub-channels >= the number of CPUs. These sub-channels
+	 * should not be created. The primary channel is already created
+	 * and assigned to one CPU, so check against # CPUs - 1.
+	 */
+	num_sc = min((int)(num_online_cpus() - 1), max_chns);
+	if (!num_sc)
+		return;
+
 	stor_device = get_out_stor_device(device);
 	if (!stor_device)
 		return;
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index 8af01777d09c..f8cb7c23305b 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -793,6 +793,7 @@ static int virtscsi_probe(struct virtio_device *vdev)
 
 	/* We need to know how many queues before we allocate. */
 	num_queues = virtscsi_config_get(vdev, num_queues) ? : 1;
+	num_queues = min_t(unsigned int, nr_cpu_ids, num_queues);
 
 	num_targets = virtscsi_config_get(vdev, max_target) + 1;