Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (73 commits)
  [SCSI] aic79xx: Add ASC-29320LPE ids to driver
  [SCSI] stex: version update
  [SCSI] stex: change wait loop code
  [SCSI] stex: add new device type support
  [SCSI] stex: update device id info
  [SCSI] stex: adjust default queue length
  [SCSI] stex: add value check in hard reset routine
  [SCSI] stex: fix controller_info command handling
  [SCSI] stex: fix biosparam calculation
  [SCSI] megaraid: fix MMIO casts
  [SCSI] tgt: fix undefined flush_dcache_page() problem
  [SCSI] libsas: better error handling in sas_expander.c
  [SCSI] lpfc 8.1.11 : Change version number to 8.1.11
  [SCSI] lpfc 8.1.11 : Misc Fixes
  [SCSI] lpfc 8.1.11 : Add soft_wwnn sysfs attribute, rename soft_wwn_enable
  [SCSI] lpfc 8.1.11 : Removed decoding of PCI Subsystem Id
  [SCSI] lpfc 8.1.11 : Add MSI (Message Signalled Interrupts) support
  [SCSI] lpfc 8.1.11 : Adjust LOG_FCP logging
  [SCSI] lpfc 8.1.11 : Fix Memory leaks
  [SCSI] lpfc 8.1.11 : Fix lpfc_multi_ring_support
  ...

Documentation/kernel-parameters.txt

@@ -1416,6 +1416,11 @@ and is between 256 and 4096 characters. It is defined in the file
 
 	scsi_logging=	[SCSI]
 
+	scsi_mod.scan=	[SCSI] sync (default) scans SCSI busses as they are
+			discovered.  async scans them in kernel threads,
+			allowing boot to proceed.  none ignores them, expecting
+			user space to do the scan.
+
 	selinux		[SELINUX] Disable or enable SELinux at boot time.
 			Format: { "0" | "1" }
 			See security/selinux/Kconfig help text.

Documentation/scsi/scsi_mid_low_api.txt

@@ -375,7 +375,6 @@ Summary:
    scsi_add_device - creates new scsi device (lu) instance
    scsi_add_host - perform sysfs registration and set up transport class
    scsi_adjust_queue_depth - change the queue depth on a SCSI device
-   scsi_assign_lock - replace default host_lock with given lock
    scsi_bios_ptable - return copy of block device's partition table
    scsi_block_requests - prevent further commands being queued to given host
    scsi_deactivate_tcq - turn off tag command queueing
@@ -488,20 +487,6 @@ void scsi_adjust_queue_depth(struct scsi_device * sdev, int tagged,
                              int tags)
 
 
-/**
- * scsi_assign_lock - replace default host_lock with given lock
- * @shost: a pointer to a scsi host instance
- * @lock: pointer to lock to replace host_lock for this host
- *
- *      Returns nothing
- *
- *      Might block: no
- *
- *      Defined in: include/scsi/scsi_host.h .
- **/
-void scsi_assign_lock(struct Scsi_Host *shost, spinlock_t *lock)
-
-
 /**
  * scsi_bios_ptable - return copy of block device's partition table
  * @dev:        pointer to block device
@@ -1366,17 +1351,11 @@ Locks
 Each struct Scsi_Host instance has a spin_lock called struct 
 Scsi_Host::default_lock which is initialized in scsi_host_alloc() [found in 
 hosts.c]. Within the same function the struct Scsi_Host::host_lock pointer
-is initialized to point at default_lock with the scsi_assign_lock() function.
-Thereafter lock and unlock operations performed by the mid level use the
-struct Scsi_Host::host_lock pointer.
+is initialized to point at default_lock.  Thereafter lock and unlock
+operations performed by the mid level use the struct Scsi_Host::host_lock
+pointer.  Previously drivers could override the host_lock pointer but
+this is not allowed anymore.
 
-LLDs can override the use of struct Scsi_Host::default_lock by
-using scsi_assign_lock(). The earliest opportunity to do this would
-be in the detect() function after it has invoked scsi_register(). It
-could be replaced by a coarser grain lock (e.g. per driver) or a
-lock of equal granularity (i.e. per host). Using finer grain locks 
-(e.g. per SCSI device) may be possible by juggling locks in
-queuecommand().
 
 Autosense
 =========

block/scsi_ioctl.c

@@ -277,7 +277,7 @@ static int sg_io(struct file *file, request_queue_t *q,
 	if (rq->bio)
 		blk_queue_bounce(q, &rq->bio);
 
-	rq->timeout = (hdr->timeout * HZ) / 1000;
+	rq->timeout = jiffies_to_msecs(hdr->timeout);
 	if (!rq->timeout)
 		rq->timeout = q->sg_timeout;
 	if (!rq->timeout)

drivers/scsi/53c700.c

@@ -622,8 +622,10 @@ NCR_700_scsi_done(struct NCR_700_Host_Parameters *hostdata,
 			dma_unmap_single(hostdata->dev, slot->dma_handle, sizeof(SCp->sense_buffer), DMA_FROM_DEVICE);
 			/* restore the old result if the request sense was
 			 * successful */
-			if(result == 0)
+			if (result == 0)
 				result = cmnd[7];
+			/* restore the original length */
+			SCp->cmd_len = cmnd[8];
 		} else
 			NCR_700_unmap(hostdata, SCp, slot);
 
@@ -1007,6 +1009,9 @@ process_script_interrupt(__u32 dsps, __u32 dsp, struct scsi_cmnd *SCp,
 				 * of the command */
 				cmnd[6] = NCR_700_INTERNAL_SENSE_MAGIC;
 				cmnd[7] = hostdata->status[0];
+				cmnd[8] = SCp->cmd_len;
+				SCp->cmd_len = 6; /* command length for
+						   * REQUEST_SENSE */
 				slot->pCmd = dma_map_single(hostdata->dev, cmnd, MAX_COMMAND_SIZE, DMA_TO_DEVICE);
 				slot->dma_handle = dma_map_single(hostdata->dev, SCp->sense_buffer, sizeof(SCp->sense_buffer), DMA_FROM_DEVICE);
 				slot->SG[0].ins = bS_to_host(SCRIPT_MOVE_DATA_IN | sizeof(SCp->sense_buffer));

drivers/scsi/BusLogic.c

@@ -2186,21 +2186,21 @@ static int __init BusLogic_init(void)
 
 	if (BusLogic_ProbeOptions.NoProbe)
 		return -ENODEV;
-	BusLogic_ProbeInfoList = (struct BusLogic_ProbeInfo *)
-	    kmalloc(BusLogic_MaxHostAdapters * sizeof(struct BusLogic_ProbeInfo), GFP_ATOMIC);
+	BusLogic_ProbeInfoList =
+	    kzalloc(BusLogic_MaxHostAdapters * sizeof(struct BusLogic_ProbeInfo), GFP_KERNEL);
 	if (BusLogic_ProbeInfoList == NULL) {
 		BusLogic_Error("BusLogic: Unable to allocate Probe Info List\n", NULL);
 		return -ENOMEM;
 	}
-	memset(BusLogic_ProbeInfoList, 0, BusLogic_MaxHostAdapters * sizeof(struct BusLogic_ProbeInfo));
-	PrototypeHostAdapter = (struct BusLogic_HostAdapter *)
-	    kmalloc(sizeof(struct BusLogic_HostAdapter), GFP_ATOMIC);
+
+	PrototypeHostAdapter =
+	    kzalloc(sizeof(struct BusLogic_HostAdapter), GFP_KERNEL);
 	if (PrototypeHostAdapter == NULL) {
 		kfree(BusLogic_ProbeInfoList);
 		BusLogic_Error("BusLogic: Unable to allocate Prototype " "Host Adapter\n", NULL);
 		return -ENOMEM;
 	}
-	memset(PrototypeHostAdapter, 0, sizeof(struct BusLogic_HostAdapter));
+
 #ifdef MODULE
 	if (BusLogic != NULL)
 		BusLogic_Setup(BusLogic);

drivers/scsi/Kconfig

@@ -29,6 +29,13 @@ config SCSI
 	  However, do not compile this as a module if your root file system
 	  (the one containing the directory /) is located on a SCSI device.
 
+config SCSI_TGT
+	tristate "SCSI target support"
+	depends on SCSI && EXPERIMENTAL
+	---help---
+	  If you want to use SCSI target mode drivers enable this option.
+	  If you choose M, the module will be called scsi_tgt.
+
 config SCSI_NETLINK
 	bool
 	default	n
@@ -216,6 +223,23 @@ config SCSI_LOGGING
 	  there should be no noticeable performance impact as long as you have
 	  logging turned off.
 
+config SCSI_SCAN_ASYNC
+	bool "Asynchronous SCSI scanning"
+	depends on SCSI
+	help
+	  The SCSI subsystem can probe for devices while the rest of the
+	  system continues booting, and even probe devices on different
+	  busses in parallel, leading to a significant speed-up.
+	  If you have built SCSI as modules, enabling this option can
+	  be a problem as the devices may not have been found by the
+	  time your system expects them to have been.  You can load the
+	  scsi_wait_scan module to ensure that all scans have completed.
+	  If you build your SCSI drivers into the kernel, then everything
+	  will work fine if you say Y here.
+
+	  You can override this choice by specifying scsi_mod.scan="sync"
+	  or "async" on the kernel's command line.
+
 menu "SCSI Transports"
 	depends on SCSI
 
@@ -797,6 +821,20 @@ config SCSI_IBMVSCSI
 	  To compile this driver as a module, choose M here: the
 	  module will be called ibmvscsic.
 
+config SCSI_IBMVSCSIS
+	tristate "IBM Virtual SCSI Server support"
+	depends on PPC_PSERIES && SCSI_TGT && SCSI_SRP
+	help
+	  This is the SRP target driver for IBM pSeries virtual environments.
+
+	  The userspace component needed to initialize the driver and
+	  documentation can be found:
+
+	  http://stgt.berlios.de/
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ibmvstgt.
+
 config SCSI_INITIO
 	tristate "Initio 9100U(W) support"
 	depends on PCI && SCSI
@@ -944,8 +982,13 @@ config SCSI_STEX
 	tristate "Promise SuperTrak EX Series support"
 	depends on PCI && SCSI
 	---help---
-	  This driver supports Promise SuperTrak EX8350/8300/16350/16300
-	  Storage controllers.
+	  This driver supports Promise SuperTrak EX series storage controllers.
+
+	  Promise provides Linux RAID configuration utility for these
+	  controllers. Please visit <http://www.promise.com> to download.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called stex.
 
 config SCSI_SYM53C8XX_2
 	tristate "SYM53C8XX Version 2 SCSI support"
@@ -1026,6 +1069,7 @@ config SCSI_IPR
 config SCSI_IPR_TRACE
 	bool "enable driver internal trace"
 	depends on SCSI_IPR
+	default y
 	help
 	  If you say Y here, the driver will trace all commands issued
 	  to the adapter. Performance impact is minimal. Trace can be
@@ -1034,6 +1078,7 @@ config SCSI_IPR_TRACE
 config SCSI_IPR_DUMP
 	bool "enable adapter dump support"
 	depends on SCSI_IPR
+	default y
 	help
 	  If you say Y here, the driver will support adapter crash dump.
 	  If you enable this support, the iprdump daemon can be used
@@ -1734,6 +1779,16 @@ config ZFCP
           called zfcp. If you want to compile it as a module, say M here
           and read <file:Documentation/modules.txt>.
 
+config SCSI_SRP
+	tristate "SCSI RDMA Protocol helper library"
+	depends on SCSI && PCI
+	select SCSI_TGT
+	help
+	  If you wish to use SRP target drivers, say Y.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called libsrp.
+
 endmenu
 
 source "drivers/scsi/pcmcia/Kconfig"

drivers/scsi/Makefile

@@ -21,6 +21,7 @@ CFLAGS_seagate.o =   -DARBITRATE -DPARITY -DSEAGATE_USE_ASM
 subdir-$(CONFIG_PCMCIA)		+= pcmcia
 
 obj-$(CONFIG_SCSI)		+= scsi_mod.o
+obj-$(CONFIG_SCSI_TGT)		+= scsi_tgt.o
 
 obj-$(CONFIG_RAID_ATTRS)	+= raid_class.o
 
@@ -125,7 +126,9 @@ obj-$(CONFIG_SCSI_FCAL)		+= fcal.o
 obj-$(CONFIG_SCSI_LASI700)	+= 53c700.o lasi700.o
 obj-$(CONFIG_SCSI_NSP32)	+= nsp32.o
 obj-$(CONFIG_SCSI_IPR)		+= ipr.o
+obj-$(CONFIG_SCSI_SRP)		+= libsrp.o
 obj-$(CONFIG_SCSI_IBMVSCSI)	+= ibmvscsi/
+obj-$(CONFIG_SCSI_IBMVSCSIS)	+= ibmvscsi/
 obj-$(CONFIG_SCSI_HPTIOP)	+= hptiop.o
 obj-$(CONFIG_SCSI_STEX)		+= stex.o
 
@@ -141,6 +144,8 @@ obj-$(CONFIG_CHR_DEV_SCH)	+= ch.o
 # This goes last, so that "real" scsi devices probe earlier
 obj-$(CONFIG_SCSI_DEBUG)	+= scsi_debug.o
 
+obj-$(CONFIG_SCSI)		+= scsi_wait_scan.o
+
 scsi_mod-y			+= scsi.o hosts.o scsi_ioctl.o constants.o \
 				   scsicam.o scsi_error.o scsi_lib.o \
 				   scsi_scan.o scsi_sysfs.o \
@@ -149,6 +154,8 @@ scsi_mod-$(CONFIG_SCSI_NETLINK)	+= scsi_netlink.o
 scsi_mod-$(CONFIG_SYSCTL)	+= scsi_sysctl.o
 scsi_mod-$(CONFIG_SCSI_PROC_FS)	+= scsi_proc.o
 
+scsi_tgt-y			+= scsi_tgt_lib.o scsi_tgt_if.o
+
 sd_mod-objs	:= sd.o
 sr_mod-objs	:= sr.o sr_ioctl.o sr_vendor.o
 ncr53c8xx-flags-$(CONFIG_SCSI_ZALON) \

drivers/scsi/NCR53c406a.c

@@ -220,9 +220,11 @@ static void *addresses[] = {
 static unsigned short ports[] = { 0x230, 0x330, 0x280, 0x290, 0x330, 0x340, 0x300, 0x310, 0x348, 0x350 };
 #define PORT_COUNT ARRAY_SIZE(ports)
 
+#ifndef MODULE
 /* possible interrupt channels */
 static unsigned short intrs[] = { 10, 11, 12, 15 };
 #define INTR_COUNT ARRAY_SIZE(intrs)
+#endif /* !MODULE */
 
 /* signatures for NCR 53c406a based controllers */
 #if USE_BIOS
@@ -605,6 +607,7 @@ static int NCR53c406a_release(struct Scsi_Host *shost)
 	return 0;
 }
 
+#ifndef MODULE
 /* called from init/main.c */
 static int __init NCR53c406a_setup(char *str)
 {
@@ -661,6 +664,8 @@ static int __init NCR53c406a_setup(char *str)
 
 __setup("ncr53c406a=", NCR53c406a_setup);
 
+#endif /* !MODULE */
+
 static const char *NCR53c406a_info(struct Scsi_Host *SChost)
 {
 	DEB(printk("NCR53c406a_info called\n"));

drivers/scsi/aacraid/aacraid.h

@@ -11,8 +11,8 @@
  *----------------------------------------------------------------------------*/
 
 #ifndef AAC_DRIVER_BUILD
-# define AAC_DRIVER_BUILD 2409
-# define AAC_DRIVER_BRANCH "-mh2"
+# define AAC_DRIVER_BUILD 2423
+# define AAC_DRIVER_BRANCH "-mh3"
 #endif
 #define MAXIMUM_NUM_CONTAINERS	32
 

drivers/scsi/aacraid/commsup.c

@@ -518,6 +518,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
 			 */
 			unsigned long count = 36000000L; /* 3 minutes */
 			while (down_trylock(&fibptr->event_wait)) {
+				int blink;
 				if (--count == 0) {
 					spin_lock_irqsave(q->lock, qflags);
 					q->numpending--;
@@ -530,6 +531,14 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
 					}
 					return -ETIMEDOUT;
 				}
+				if ((blink = aac_adapter_check_health(dev)) > 0) {
+					if (wait == -1) {
+	        				printk(KERN_ERR "aacraid: aac_fib_send: adapter blinkLED 0x%x.\n"
+						  "Usually a result of a serious unrecoverable hardware problem\n",
+						  blink);
+					}
+					return -EFAULT;
+				}
 				udelay(5);
 			}
 		} else if (down_interruptible(&fibptr->event_wait)) {
@@ -1093,6 +1102,20 @@ static int _aac_reset_adapter(struct aac_dev *aac)
 		goto out;
 	}
 
+	/*
+	 *	Loop through the fibs, close the synchronous FIBS
+	 */
+	for (index = 0; index < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); index++) {
+		struct fib *fib = &aac->fibs[index];
+		if (!(fib->hw_fib->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
+		  (fib->hw_fib->header.XferState & cpu_to_le32(ResponseExpected))) {
+			unsigned long flagv;
+			spin_lock_irqsave(&fib->event_lock, flagv);
+			up(&fib->event_wait);
+			spin_unlock_irqrestore(&fib->event_lock, flagv);
+			schedule();
+		}
+	}
 	index = aac->cardtype;
 
 	/*

drivers/scsi/aha1740.c

@@ -586,7 +586,7 @@ static struct scsi_host_template aha1740_template = {
 
 static int aha1740_probe (struct device *dev)
 {
-	int slotbase;
+	int slotbase, rc;
 	unsigned int irq_level, irq_type, translation;
 	struct Scsi_Host *shpnt;
 	struct aha1740_hostdata *host;
@@ -641,10 +641,16 @@ static int aha1740_probe (struct device *dev)
 	}
 
 	eisa_set_drvdata (edev, shpnt);
-	scsi_add_host (shpnt, dev); /* XXX handle failure */
+
+	rc = scsi_add_host (shpnt, dev);
+	if (rc)
+		goto err_irq;
+
 	scsi_scan_host (shpnt);
 	return 0;
 
+ err_irq:
+ 	free_irq(irq_level, shpnt);
  err_unmap:
 	dma_unmap_single (&edev->dev, host->ecb_dma_addr,
 			  sizeof (host->ecb), DMA_BIDIRECTIONAL);

drivers/scsi/aic7xxx/aic79xx_osm_pci.c

@@ -62,6 +62,7 @@ static struct pci_device_id ahd_linux_pci_id_table[] = {
 	/* aic7901 based controllers */
 	ID(ID_AHA_29320A),
 	ID(ID_AHA_29320ALP),
+	ID(ID_AHA_29320LPE),
 	/* aic7902 based controllers */
 	ID(ID_AHA_29320),
 	ID(ID_AHA_29320B),

drivers/scsi/aic7xxx/aic79xx_pci.c

@@ -109,7 +109,13 @@ static struct ahd_pci_identity ahd_pci_ident_table [] =
 	{
 		ID_AHA_29320ALP,
 		ID_ALL_MASK,
-		"Adaptec 29320ALP Ultra320 SCSI adapter",
+		"Adaptec 29320ALP PCIx Ultra320 SCSI adapter",
+		ahd_aic7901_setup
+	},
+	{
+		ID_AHA_29320LPE,
+		ID_ALL_MASK,
+		"Adaptec 29320LPE PCIe Ultra320 SCSI adapter",
 		ahd_aic7901_setup
 	},
 	/* aic7901A based controllers */

drivers/scsi/aic7xxx/aic79xx_pci.h

@@ -51,6 +51,7 @@
 #define ID_AIC7901			0x800F9005FFFF9005ull
 #define ID_AHA_29320A			0x8000900500609005ull
 #define ID_AHA_29320ALP			0x8017900500449005ull
+#define ID_AHA_29320LPE			0x8017900500459005ull
 
 #define ID_AIC7901A			0x801E9005FFFF9005ull
 #define ID_AHA_29320LP			0x8014900500449005ull

drivers/scsi/aic94xx/aic94xx_init.c

@@ -724,6 +724,15 @@ static void asd_free_queues(struct asd_ha_struct *asd_ha)
 
 	list_for_each_safe(pos, n, &pending) {
 		struct asd_ascb *ascb = list_entry(pos, struct asd_ascb, list);
+		/*
+		 * Delete unexpired ascb timers.  This may happen if we issue
+		 * a CONTROL PHY scb to an adapter and rmmod before the scb
+		 * times out.  Apparently we don't wait for the CONTROL PHY
+		 * to complete, so it doesn't matter if we kill the timer.
+		 */
+		del_timer_sync(&ascb->timer);
+		WARN_ON(ascb->scb->header.opcode != CONTROL_PHY);
+
 		list_del_init(pos);
 		ASD_DPRINTK("freeing from pending\n");
 		asd_ascb_free(ascb);

drivers/scsi/aic94xx/aic94xx_scb.c

@@ -25,6 +25,7 @@
  */
 
 #include <linux/pci.h>
+#include <scsi/scsi_host.h>
 
 #include "aic94xx.h"
 #include "aic94xx_reg.h"
@@ -412,6 +413,39 @@ void asd_invalidate_edb(struct asd_ascb *ascb, int edb_id)
 	}
 }
 
+/* hard reset a phy later */
+static void do_phy_reset_later(void *data)
+{
+	struct sas_phy *sas_phy = data;
+	int error;
+
+	ASD_DPRINTK("%s: About to hard reset phy %d\n", __FUNCTION__,
+		    sas_phy->identify.phy_identifier);
+	/* Reset device port */
+	error = sas_phy_reset(sas_phy, 1);
+	if (error)
+		ASD_DPRINTK("%s: Hard reset of phy %d failed (%d).\n",
+			    __FUNCTION__, sas_phy->identify.phy_identifier, error);
+}
+
+static void phy_reset_later(struct sas_phy *sas_phy, struct Scsi_Host *shost)
+{
+	INIT_WORK(&sas_phy->reset_work, do_phy_reset_later, sas_phy);
+	queue_work(shost->work_q, &sas_phy->reset_work);
+}
+
+/* start up the ABORT TASK tmf... */
+static void task_kill_later(struct asd_ascb *ascb)
+{
+	struct asd_ha_struct *asd_ha = ascb->ha;
+	struct sas_ha_struct *sas_ha = &asd_ha->sas_ha;
+	struct Scsi_Host *shost = sas_ha->core.shost;
+	struct sas_task *task = ascb->uldd_task;
+
+	INIT_WORK(&task->abort_work, (void (*)(void *))sas_task_abort, task);
+	queue_work(shost->work_q, &task->abort_work);
+}
+
 static void escb_tasklet_complete(struct asd_ascb *ascb,
 				  struct done_list_struct *dl)
 {
@@ -439,6 +473,74 @@ static void escb_tasklet_complete(struct asd_ascb *ascb,
 			    ascb->scb->header.opcode);
 	}
 
+	/* Catch these before we mask off the sb_opcode bits */
+	switch (sb_opcode) {
+	case REQ_TASK_ABORT: {
+		struct asd_ascb *a, *b;
+		u16 tc_abort;
+
+		tc_abort = *((u16*)(&dl->status_block[1]));
+		tc_abort = le16_to_cpu(tc_abort);
+
+		ASD_DPRINTK("%s: REQ_TASK_ABORT, reason=0x%X\n",
+			    __FUNCTION__, dl->status_block[3]);
+
+		/* Find the pending task and abort it. */
+		list_for_each_entry_safe(a, b, &asd_ha->seq.pend_q, list)
+			if (a->tc_index == tc_abort) {
+				task_kill_later(a);
+				break;
+			}
+		goto out;
+	}
+	case REQ_DEVICE_RESET: {
+		struct Scsi_Host *shost = sas_ha->core.shost;
+		struct sas_phy *dev_phy;
+		struct asd_ascb *a;
+		u16 conn_handle;
+
+		conn_handle = *((u16*)(&dl->status_block[1]));
+		conn_handle = le16_to_cpu(conn_handle);
+
+		ASD_DPRINTK("%s: REQ_DEVICE_RESET, reason=0x%X\n", __FUNCTION__,
+			    dl->status_block[3]);
+
+		/* Kill all pending tasks and reset the device */
+		dev_phy = NULL;
+		list_for_each_entry(a, &asd_ha->seq.pend_q, list) {
+			struct sas_task *task;
+			struct domain_device *dev;
+			u16 x;
+
+			task = a->uldd_task;
+			if (!task)
+				continue;
+			dev = task->dev;
+
+			x = (unsigned long)dev->lldd_dev;
+			if (x == conn_handle) {
+				dev_phy = dev->port->phy;
+				task_kill_later(a);
+			}
+		}
+
+		/* Reset device port */
+		if (!dev_phy) {
+			ASD_DPRINTK("%s: No pending commands; can't reset.\n",
+				    __FUNCTION__);
+			goto out;
+		}
+		phy_reset_later(dev_phy, shost);
+		goto out;
+	}
+	case SIGNAL_NCQ_ERROR:
+		ASD_DPRINTK("%s: SIGNAL_NCQ_ERROR\n", __FUNCTION__);
+		goto out;
+	case CLEAR_NCQ_ERROR:
+		ASD_DPRINTK("%s: CLEAR_NCQ_ERROR\n", __FUNCTION__);
+		goto out;
+	}
+
 	sb_opcode &= ~DL_PHY_MASK;
 
 	switch (sb_opcode) {
@@ -469,22 +571,6 @@ static void escb_tasklet_complete(struct asd_ascb *ascb,
 		asd_deform_port(asd_ha, phy);
 		sas_ha->notify_port_event(sas_phy, PORTE_TIMER_EVENT);
 		break;
-	case REQ_TASK_ABORT:
-		ASD_DPRINTK("%s: phy%d: REQ_TASK_ABORT\n", __FUNCTION__,
-			    phy_id);
-		break;
-	case REQ_DEVICE_RESET:
-		ASD_DPRINTK("%s: phy%d: REQ_DEVICE_RESET\n", __FUNCTION__,
-			    phy_id);
-		break;
-	case SIGNAL_NCQ_ERROR:
-		ASD_DPRINTK("%s: phy%d: SIGNAL_NCQ_ERROR\n", __FUNCTION__,
-			    phy_id);
-		break;
-	case CLEAR_NCQ_ERROR:
-		ASD_DPRINTK("%s: phy%d: CLEAR_NCQ_ERROR\n", __FUNCTION__,
-			    phy_id);
-		break;
 	default:
 		ASD_DPRINTK("%s: phy%d: unknown event:0x%x\n", __FUNCTION__,
 			    phy_id, sb_opcode);
@@ -504,7 +590,7 @@ static void escb_tasklet_complete(struct asd_ascb *ascb,
 
 		break;
 	}
-
+out:
 	asd_invalidate_edb(ascb, edb);
 }
 

drivers/scsi/fd_mcs.c

@@ -294,6 +294,7 @@ static struct Scsi_Host *hosts[FD_MAX_HOSTS + 1] = { NULL };
 static int user_fifo_count = 0;
 static int user_fifo_size = 0;
 
+#ifndef MODULE
 static int __init fd_mcs_setup(char *str)
 {
 	static int done_setup = 0;
@@ -311,6 +312,7 @@ static int __init fd_mcs_setup(char *str)
 }
 
 __setup("fd_mcs=", fd_mcs_setup);
+#endif /* !MODULE */
 
 static void print_banner(struct Scsi_Host *shpnt)
 {

drivers/scsi/hosts.c

@@ -263,6 +263,10 @@ static void scsi_host_dev_release(struct device *dev)
 		kthread_stop(shost->ehandler);
 	if (shost->work_q)
 		destroy_workqueue(shost->work_q);
+	if (shost->uspace_req_q) {
+		kfree(shost->uspace_req_q->queuedata);
+		scsi_free_queue(shost->uspace_req_q);
+	}
 
 	scsi_destroy_command_freelist(shost);
 	if (shost->bqt)
@@ -301,8 +305,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
 	if (!shost)
 		return NULL;
 
-	spin_lock_init(&shost->default_lock);
-	scsi_assign_lock(shost, &shost->default_lock);
+	shost->host_lock = &shost->default_lock;
+	spin_lock_init(shost->host_lock);
 	shost->shost_state = SHOST_CREATED;
 	INIT_LIST_HEAD(&shost->__devices);
 	INIT_LIST_HEAD(&shost->__targets);

drivers/scsi/ibmvscsi/Makefile

@@ -3,3 +3,5 @@ obj-$(CONFIG_SCSI_IBMVSCSI)	+= ibmvscsic.o
 ibmvscsic-y			+= ibmvscsi.o
 ibmvscsic-$(CONFIG_PPC_ISERIES)	+= iseries_vscsi.o 
 ibmvscsic-$(CONFIG_PPC_PSERIES)	+= rpa_vscsi.o 
+
+obj-$(CONFIG_SCSI_IBMVSCSIS)	+= ibmvstgt.o