Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
  [SCSI] NCR5380: Fix bugs and canonicalize irq handler usage
  [SCSI] zfcp: fix cleanup of dismissed error recovery actions
  [SCSI] zfcp: fix dismissal of error recovery actions
  [SCSI] qla1280: convert to use the data buffer accessors
  [SCSI] iscsi: return data transfer residual for data-out commands
  [SCSI] iscsi_tcp: fix potential lockup with write commands
  [SCSI] aacraid: fix security weakness
  [SCSI] aacraid: fix up le32 issues in BlinkLED
  [SCSI] aacraid: fix potential panic in thread stop
  [SCSI] aacraid: don't assign cpu_to_le32(constant) to u8

drivers/s390/scsi/zfcp_erp.c

@@ -977,7 +977,9 @@ static void zfcp_erp_action_dismiss(struct zfcp_erp_action *erp_action)
 	debug_text_event(adapter->erp_dbf, 2, "a_adis");
 	debug_event(adapter->erp_dbf, 2, &erp_action->action, sizeof (int));
 
-	zfcp_erp_async_handler_nolock(erp_action, ZFCP_STATUS_ERP_DISMISSED);
+	erp_action->status |= ZFCP_STATUS_ERP_DISMISSED;
+	if (zfcp_erp_action_exists(erp_action) == ZFCP_ERP_ACTION_RUNNING)
+		zfcp_erp_action_ready(erp_action);
 }
 
 int
@@ -1063,7 +1065,7 @@ zfcp_erp_thread(void *data)
 				 &adapter->status)) {
 
 		write_lock_irqsave(&adapter->erp_lock, flags);
-		next = adapter->erp_ready_head.prev;
+		next = adapter->erp_ready_head.next;
 		write_unlock_irqrestore(&adapter->erp_lock, flags);
 
 		if (next != &adapter->erp_ready_head) {
@@ -1153,15 +1155,13 @@ zfcp_erp_strategy(struct zfcp_erp_action *erp_action)
 
 	/*
 	 * check for dismissed status again to avoid follow-up actions,
-	 * failing of targets and so on for dismissed actions
+	 * failing of targets and so on for dismissed actions,
+	 * we go through down() here because there has been an up()
 	 */
-	retval = zfcp_erp_strategy_check_action(erp_action, retval);
+	if (erp_action->status & ZFCP_STATUS_ERP_DISMISSED)
+		retval = ZFCP_ERP_CONTINUES;
 
 	switch (retval) {
-	case ZFCP_ERP_DISMISSED:
-		/* leave since this action has ridden to its ancestors */
-		debug_text_event(adapter->erp_dbf, 6, "a_st_dis2");
-		goto unlock;
 	case ZFCP_ERP_NOMEM:
 		/* no memory to continue immediately, let it sleep */
 		if (!(erp_action->status & ZFCP_STATUS_ERP_LOWMEM)) {
@@ -3089,7 +3089,7 @@ zfcp_erp_action_enqueue(int action,
 	++adapter->erp_total_count;
 
 	/* finally put it into 'ready' queue and kick erp thread */
-	list_add(&erp_action->list, &adapter->erp_ready_head);
+	list_add_tail(&erp_action->list, &adapter->erp_ready_head);
 	up(&adapter->erp_ready_sem);
 	retval = 0;
  out:

drivers/scsi/aacraid/commsup.c

@@ -1339,10 +1339,10 @@ int aac_check_health(struct aac_dev * aac)
 			aif = (struct aac_aifcmd *)hw_fib->data;
 			aif->command = cpu_to_le32(AifCmdEventNotify);
 		 	aif->seqnum = cpu_to_le32(0xFFFFFFFF);
-		 	aif->data[0] = cpu_to_le32(AifEnExpEvent);
-			aif->data[1] = cpu_to_le32(AifExeFirmwarePanic);
-		 	aif->data[2] = cpu_to_le32(AifHighPriority);
-			aif->data[3] = cpu_to_le32(BlinkLED);
+			aif->data[0] = AifEnExpEvent;
+			aif->data[1] = AifExeFirmwarePanic;
+			aif->data[2] = AifHighPriority;
+			aif->data[3] = BlinkLED;
 
 			/*
 			 * Put the FIB onto the

drivers/scsi/aacraid/linit.c

@@ -636,7 +636,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
 static int aac_cfg_ioctl(struct inode *inode,  struct file *file,
 		unsigned int cmd, unsigned long arg)
 {
-	if (!capable(CAP_SYS_ADMIN))
+	if (!capable(CAP_SYS_RAWIO))
 		return -EPERM;
 	return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
 }
@@ -691,7 +691,7 @@ static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
 
 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 {
-	if (!capable(CAP_SYS_ADMIN))
+	if (!capable(CAP_SYS_RAWIO))
 		return -EPERM;
 	return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
 }
@@ -950,6 +950,7 @@ static struct scsi_host_template aac_driver_template = {
 
 static void __aac_shutdown(struct aac_dev * aac)
 {
+	if (aac->aif_thread)
 		kthread_stop(aac->thread);
 	aac_send_shutdown(aac);
 	aac_adapter_disable_int(aac);

drivers/scsi/atari_scsi.c

@@ -393,7 +393,7 @@ static irqreturn_t scsi_tt_intr(int irq, void *dummy)
 
 #endif /* REAL_DMA */
 
-	NCR5380_intr(0, 0);
+	NCR5380_intr(irq, dummy);
 
 #if 0
 	/* To be sure the int is not masked */
@@ -458,7 +458,7 @@ static irqreturn_t scsi_falcon_intr(int irq, void *dummy)
 
 #endif /* REAL_DMA */
 
-	NCR5380_intr(0, 0);
+	NCR5380_intr(irq, dummy);
 	return IRQ_HANDLED;
 }
 
@@ -684,7 +684,7 @@ int atari_scsi_detect(struct scsi_host_template *host)
 		 * interrupt after having cleared the pending flag for the DMA
 		 * interrupt. */
 		if (request_irq(IRQ_TT_MFP_SCSI, scsi_tt_intr, IRQ_TYPE_SLOW,
-				 "SCSI NCR5380", scsi_tt_intr)) {
+				 "SCSI NCR5380", instance)) {
 			printk(KERN_ERR "atari_scsi_detect: cannot allocate irq %d, aborting",IRQ_TT_MFP_SCSI);
 			scsi_unregister(atari_scsi_host);
 			atari_stram_free(atari_dma_buffer);
@@ -701,7 +701,7 @@ int atari_scsi_detect(struct scsi_host_template *host)
 					 IRQ_TYPE_PRIO, "Hades DMA emulator",
 					 hades_dma_emulator)) {
 				printk(KERN_ERR "atari_scsi_detect: cannot allocate irq %d, aborting (MACH_IS_HADES)",IRQ_AUTO_2);
-				free_irq(IRQ_TT_MFP_SCSI, scsi_tt_intr);
+				free_irq(IRQ_TT_MFP_SCSI, instance);
 				scsi_unregister(atari_scsi_host);
 				atari_stram_free(atari_dma_buffer);
 				atari_dma_buffer = 0;
@@ -761,7 +761,7 @@ int atari_scsi_detect(struct scsi_host_template *host)
 int atari_scsi_release(struct Scsi_Host *sh)
 {
 	if (IS_A_TT())
-		free_irq(IRQ_TT_MFP_SCSI, scsi_tt_intr);
+		free_irq(IRQ_TT_MFP_SCSI, sh);
 	if (atari_dma_buffer)
 		atari_stram_free(atari_dma_buffer);
 	return 1;

drivers/scsi/dtc.c

@@ -277,7 +277,8 @@ found:
 		/* With interrupts enabled, it will sometimes hang when doing heavy
 		 * reads. So better not enable them until I finger it out. */
 		if (instance->irq != SCSI_IRQ_NONE)
-			if (request_irq(instance->irq, dtc_intr, IRQF_DISABLED, "dtc", instance)) {
+			if (request_irq(instance->irq, dtc_intr, IRQF_DISABLED,
+					"dtc", instance)) {
 				printk(KERN_ERR "scsi%d : IRQ%d not free, interrupts disabled\n", instance->host_no, instance->irq);
 				instance->irq = SCSI_IRQ_NONE;
 			}
@@ -459,7 +460,7 @@ static int dtc_release(struct Scsi_Host *shost)
 	NCR5380_local_declare();
 	NCR5380_setup(shost);
 	if (shost->irq)
-		free_irq(shost->irq, NULL);
+		free_irq(shost->irq, shost);
 	NCR5380_exit(shost);
 	if (shost->io_port && shost->n_io_port)
 		release_region(shost->io_port, shost->n_io_port);

drivers/scsi/g_NCR5380.c

@@ -460,7 +460,8 @@ int __init generic_NCR5380_detect(struct scsi_host_template * tpnt)
 			instance->irq = NCR5380_probe_irq(instance, 0xffff);
 
 		if (instance->irq != SCSI_IRQ_NONE)
-			if (request_irq(instance->irq, generic_NCR5380_intr, IRQF_DISABLED, "NCR5380", instance)) {
+			if (request_irq(instance->irq, generic_NCR5380_intr,
+					IRQF_DISABLED, "NCR5380", instance)) {
 				printk(KERN_WARNING "scsi%d : IRQ%d not free, interrupts disabled\n", instance->host_no, instance->irq);
 				instance->irq = SCSI_IRQ_NONE;
 			}
@@ -513,7 +514,7 @@ int generic_NCR5380_release_resources(struct Scsi_Host *instance)
 	NCR5380_setup(instance);
 	
 	if (instance->irq != SCSI_IRQ_NONE)
-		free_irq(instance->irq, NULL);
+		free_irq(instance->irq, instance);
 	NCR5380_exit(instance);
 
 #ifndef CONFIG_SCSI_G_NCR5380_MEM

drivers/scsi/iscsi_tcp.h

@@ -32,21 +32,21 @@
 #define IN_PROGRESS_PAD_RECV		0x4
 
 /* xmit state machine */
-#define XMSTATE_IDLE			0x0
-#define XMSTATE_CMD_HDR_INIT		0x1
-#define XMSTATE_CMD_HDR_XMIT		0x2
-#define XMSTATE_IMM_HDR			0x4
-#define XMSTATE_IMM_DATA		0x8
-#define XMSTATE_UNS_INIT		0x10
-#define XMSTATE_UNS_HDR			0x20
-#define XMSTATE_UNS_DATA		0x40
-#define XMSTATE_SOL_HDR			0x80
-#define XMSTATE_SOL_DATA		0x100
-#define XMSTATE_W_PAD			0x200
-#define XMSTATE_W_RESEND_PAD		0x400
-#define XMSTATE_W_RESEND_DATA_DIGEST	0x800
-#define XMSTATE_IMM_HDR_INIT		0x1000
-#define XMSTATE_SOL_HDR_INIT		0x2000
+#define XMSTATE_VALUE_IDLE			0
+#define XMSTATE_BIT_CMD_HDR_INIT		0
+#define XMSTATE_BIT_CMD_HDR_XMIT		1
+#define XMSTATE_BIT_IMM_HDR			2
+#define XMSTATE_BIT_IMM_DATA			3
+#define XMSTATE_BIT_UNS_INIT			4
+#define XMSTATE_BIT_UNS_HDR			5
+#define XMSTATE_BIT_UNS_DATA			6
+#define XMSTATE_BIT_SOL_HDR			7
+#define XMSTATE_BIT_SOL_DATA			8
+#define XMSTATE_BIT_W_PAD			9
+#define XMSTATE_BIT_W_RESEND_PAD		10
+#define XMSTATE_BIT_W_RESEND_DATA_DIGEST	11
+#define XMSTATE_BIT_IMM_HDR_INIT		12
+#define XMSTATE_BIT_SOL_HDR_INIT		13
 
 #define ISCSI_PAD_LEN			4
 #define ISCSI_SG_TABLESIZE		SG_ALL
@@ -122,7 +122,7 @@ struct iscsi_data_task {
 struct iscsi_tcp_mgmt_task {
 	struct iscsi_hdr	hdr;
 	char			hdrext[sizeof(__u32)]; /* Header-Digest */
-	int			xmstate;	/* mgmt xmit progress */
+	unsigned long		xmstate;	/* mgmt xmit progress */
 	struct iscsi_buf	headbuf;	/* header buffer */
 	struct iscsi_buf	sendbuf;	/* in progress buffer */
 	int			sent;
@@ -150,7 +150,7 @@ struct iscsi_tcp_cmd_task {
 	int			pad_count;		/* padded bytes */
 	struct iscsi_buf	headbuf;		/* header buf (xmit) */
 	struct iscsi_buf	sendbuf;		/* in progress buffer*/
-	int			xmstate;		/* xmit xtate machine */
+	unsigned long		xmstate;		/* xmit xtate machine */
 	int			sent;
 	struct scatterlist	*sg;			/* per-cmd SG list  */
 	struct scatterlist	*bad_sg;		/* assert statement */

drivers/scsi/libiscsi.c

@@ -291,9 +291,6 @@ invalid_datalen:
 			   min_t(uint16_t, senselen, SCSI_SENSE_BUFFERSIZE));
 	}
 
-	if (sc->sc_data_direction == DMA_TO_DEVICE)
-		goto out;
-
 	if (rhdr->flags & ISCSI_FLAG_CMD_UNDERFLOW) {
 		int res_count = be32_to_cpu(rhdr->residual_count);
 

drivers/scsi/mac_scsi.c

@@ -326,7 +326,7 @@ int macscsi_detect(struct scsi_host_template * tpnt)
 int macscsi_release (struct Scsi_Host *shpnt)
 {
 	if (shpnt->irq != SCSI_IRQ_NONE)
-		free_irq (shpnt->irq, NCR5380_intr);
+		free_irq(shpnt->irq, shpnt);
 	NCR5380_exit(shpnt);
 
 	return 0;

drivers/scsi/pas16.c

@@ -453,7 +453,8 @@ int __init pas16_detect(struct scsi_host_template * tpnt)
 	    instance->irq = NCR5380_probe_irq(instance, PAS16_IRQS);
 
 	if (instance->irq != SCSI_IRQ_NONE) 
-	    if (request_irq(instance->irq, pas16_intr, IRQF_DISABLED, "pas16", instance)) {
+	    if (request_irq(instance->irq, pas16_intr, IRQF_DISABLED,
+			    "pas16", instance)) {
 		printk("scsi%d : IRQ%d not free, interrupts disabled\n", 
 		    instance->host_no, instance->irq);
 		instance->irq = SCSI_IRQ_NONE;
@@ -604,7 +605,7 @@ static inline int NCR5380_pwrite (struct Scsi_Host *instance, unsigned char *src
 static int pas16_release(struct Scsi_Host *shost)
 {
 	if (shost->irq)
-		free_irq(shost->irq, NULL);
+		free_irq(shost->irq, shost);
 	NCR5380_exit(shost);
 	if (shost->dma_channel != 0xff)
 		free_dma(shost->dma_channel);

drivers/scsi/qla1280.c

@@ -1310,14 +1310,7 @@ qla1280_done(struct scsi_qla_host *ha)
 		}
 
 		/* Release memory used for this I/O */
-		if (cmd->use_sg) {
-			pci_unmap_sg(ha->pdev, cmd->request_buffer,
-					cmd->use_sg, cmd->sc_data_direction);
-		} else if (cmd->request_bufflen) {
-			pci_unmap_single(ha->pdev, sp->saved_dma_handle,
-					cmd->request_bufflen,
-					cmd->sc_data_direction);
-		}
+		scsi_dma_unmap(cmd);
 
 		/* Call the mid-level driver interrupt handler */
 		CMD_HANDLE(sp->cmd) = (unsigned char *)INVALID_HANDLE;
@@ -1406,14 +1399,14 @@ qla1280_return_status(struct response * sts, struct scsi_cmnd *cp)
 		break;
 
 	case CS_DATA_UNDERRUN:
-		if ((cp->request_bufflen - residual_length) <
+		if ((scsi_bufflen(cp) - residual_length) <
 		    cp->underflow) {
 			printk(KERN_WARNING
 			       "scsi: Underflow detected - retrying "
 			       "command.\n");
 			host_status = DID_ERROR;
 		} else {
-			cp->resid = residual_length;
+			scsi_set_resid(cp, residual_length);
 			host_status = DID_OK;
 		}
 		break;
@@ -2775,33 +2768,28 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 	struct device_reg __iomem *reg = ha->iobase;
 	struct scsi_cmnd *cmd = sp->cmd;
 	cmd_a64_entry_t *pkt;
-	struct scatterlist *sg = NULL, *s;
 	__le32 *dword_ptr;
 	dma_addr_t dma_handle;
 	int status = 0;
 	int cnt;
 	int req_cnt;
-	u16 seg_cnt;
+	int seg_cnt;
 	u8 dir;
 
 	ENTER("qla1280_64bit_start_scsi:");
 
 	/* Calculate number of entries and segments required. */
 	req_cnt = 1;
-	if (cmd->use_sg) {
-		sg = (struct scatterlist *) cmd->request_buffer;
-		seg_cnt = pci_map_sg(ha->pdev, sg, cmd->use_sg,
-				     cmd->sc_data_direction);
-
+	seg_cnt = scsi_dma_map(cmd);
+	if (seg_cnt > 0) {
 		if (seg_cnt > 2) {
 			req_cnt += (seg_cnt - 2) / 5;
 			if ((seg_cnt - 2) % 5)
 				req_cnt++;
 		}
-	} else if (cmd->request_bufflen) {	/* If data transfer. */
-		seg_cnt = 1;
-	} else {
-		seg_cnt = 0;
+	} else if (seg_cnt < 0) {
+		status = 1;
+		goto out;
 	}
 
 	if ((req_cnt + 2) >= ha->req_q_cnt) {
@@ -2889,15 +2877,19 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 	 * Load data segments.
 	 */
 	if (seg_cnt) {	/* If data transfer. */
+		struct scatterlist *sg, *s;
 		int remseg = seg_cnt;
+
+		sg = scsi_sglist(cmd);
+
 		/* Setup packet address segment pointer. */
 		dword_ptr = (u32 *)&pkt->dseg_0_address;
 
-		if (cmd->use_sg) {	/* If scatter gather */
 		/* Load command entry data segments. */
 		for_each_sg(sg, s, seg_cnt, cnt) {
 			if (cnt == 2)
 				break;
+
 			dma_handle = sg_dma_address(s);
 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
 			if (ha->flags.use_pci_vchannel)
@@ -2986,30 +2978,6 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 			qla1280_dump_buffer(5, (char *)pkt,
 					    REQUEST_ENTRY_SIZE);
 		}
-		} else {	/* No scatter gather data transfer */
-			dma_handle = pci_map_single(ha->pdev,
-					cmd->request_buffer,
-					cmd->request_bufflen,
-					cmd->sc_data_direction);
-
-			sp->saved_dma_handle = dma_handle;
-#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
-			if (ha->flags.use_pci_vchannel)
-				sn_pci_set_vchan(ha->pdev, 
-						(unsigned long *)&dma_handle,
-						 SCSI_BUS_32(cmd));
-#endif
-			*dword_ptr++ = cpu_to_le32(pci_dma_lo32(dma_handle));
-			*dword_ptr++ = cpu_to_le32(pci_dma_hi32(dma_handle));
-			*dword_ptr = cpu_to_le32(cmd->request_bufflen);
-
-			dprintk(5, "qla1280_64bit_start_scsi: No scatter/"
-				"gather command packet data - b %i, t %i, "
-				"l %i \n", SCSI_BUS_32(cmd), SCSI_TCN_32(cmd),
-				SCSI_LUN_32(cmd));
-			qla1280_dump_buffer(5, (char *)pkt,
-					    REQUEST_ENTRY_SIZE);
-		}
 	} else {	/* No data transfer */
 		dprintk(5, "qla1280_64bit_start_scsi: No data, command "
 			"packet data - b %i, t %i, l %i \n",
@@ -3068,12 +3036,11 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 	struct device_reg __iomem *reg = ha->iobase;
 	struct scsi_cmnd *cmd = sp->cmd;
 	struct cmd_entry *pkt;
-	struct scatterlist *sg = NULL, *s;
 	__le32 *dword_ptr;
 	int status = 0;
 	int cnt;
 	int req_cnt;
-	uint16_t seg_cnt;
+	int seg_cnt;
 	dma_addr_t dma_handle;
 	u8 dir;
 
@@ -3083,18 +3050,8 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 		cmd->cmnd[0]);
 
 	/* Calculate number of entries and segments required. */
-	req_cnt = 1;
-	if (cmd->use_sg) {
-		/*
-		 * We must build an SG list in adapter format, as the kernel's
-		 * SG list cannot be used directly because of data field size
-		 * (__alpha__) differences and the kernel SG list uses virtual
-		 * addresses where we need physical addresses.
-		 */
-		sg = (struct scatterlist *) cmd->request_buffer;
-		seg_cnt = pci_map_sg(ha->pdev, sg, cmd->use_sg,
-				     cmd->sc_data_direction);
-
+	seg_cnt = scsi_dma_map(cmd);
+	if (seg_cnt) {
 		/*
 		 * if greater than four sg entries then we need to allocate
 		 * continuation entries
@@ -3106,14 +3063,9 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 		}
 		dprintk(3, "S/G Transfer cmd=%p seg_cnt=0x%x, req_cnt=%x\n",
 			cmd, seg_cnt, req_cnt);
-	} else if (cmd->request_bufflen) {	/* If data transfer. */
-		dprintk(3, "No S/G transfer t=%x cmd=%p len=%x CDB=%x\n",
-			SCSI_TCN_32(cmd), cmd, cmd->request_bufflen,
-			cmd->cmnd[0]);
-		seg_cnt = 1;
-	} else {
-		/* dprintk(1, "No data transfer \n"); */
-		seg_cnt = 0;
+	} else if (seg_cnt < 0) {
+		status = 1;
+		goto out;
 	}
 
 	if ((req_cnt + 2) >= ha->req_q_cnt) {
@@ -3194,11 +3146,14 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 	 * Load data segments.
 	 */
 	if (seg_cnt) {
+		struct scatterlist *sg, *s;
 		int remseg = seg_cnt;
+
+		sg = scsi_sglist(cmd);
+
 		/* Setup packet address segment pointer. */
 		dword_ptr = &pkt->dseg_0_address;
 
-		if (cmd->use_sg) {	/* If scatter gather */
 		dprintk(3, "Building S/G data segments..\n");
 		qla1280_dump_buffer(1, (char *)sg, 4 * 16);
 
@@ -3270,16 +3225,6 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
 			qla1280_dump_buffer(5, (char *)pkt,
 					    REQUEST_ENTRY_SIZE);
 		}
-		} else {	/* No S/G data transfer */
-			dma_handle = pci_map_single(ha->pdev,
-					cmd->request_buffer,
-					cmd->request_bufflen,
-					cmd->sc_data_direction);
-			sp->saved_dma_handle = dma_handle;
-
-			*dword_ptr++ = cpu_to_le32(pci_dma_lo32(dma_handle));
-			*dword_ptr = cpu_to_le32(cmd->request_bufflen);
-		}
 	} else {	/* No data transfer at all */
 		dprintk(5, "qla1280_32bit_start_scsi: No data, command "
 			"packet data - \n");
@@ -4086,9 +4031,9 @@ __qla1280_print_scsi_cmd(struct scsi_cmnd *cmd)
 	for (i = 0; i < cmd->cmd_len; i++) {
 		printk("0x%02x ", cmd->cmnd[i]);
 	}
-	printk("  seg_cnt =%d\n", cmd->use_sg);
+	printk("  seg_cnt =%d\n", scsi_sg_count(cmd));
 	printk("  request buffer=0x%p, request buffer len=0x%x\n",
-	       cmd->request_buffer, cmd->request_bufflen);
+	       scsi_sglist(cmd), scsi_bufflen(cmd));
 	/* if (cmd->use_sg)
 	   {
 	   sg = (struct scatterlist *) cmd->request_buffer;

drivers/scsi/sun3_scsi.c

@@ -268,7 +268,7 @@ int sun3scsi_detect(struct scsi_host_template * tpnt)
         ((struct NCR5380_hostdata *)instance->hostdata)->ctrl = 0;
 
 	if (request_irq(instance->irq, scsi_sun3_intr,
-			     0, "Sun3SCSI-5380", NULL)) {
+			     0, "Sun3SCSI-5380", instance)) {
 #ifndef REAL_DMA
 		printk("scsi%d: IRQ%d not free, interrupts disabled\n",
 		       instance->host_no, instance->irq);
@@ -310,7 +310,7 @@ int sun3scsi_detect(struct scsi_host_template * tpnt)
 int sun3scsi_release (struct Scsi_Host *shpnt)
 {
 	if (shpnt->irq != SCSI_IRQ_NONE)
-		free_irq (shpnt->irq, NULL);
+		free_irq(shpnt->irq, shpnt);
 
 	iounmap((void *)sun3_scsi_regp);
 

drivers/scsi/sun3_scsi_vme.c

@@ -230,7 +230,7 @@ static int sun3scsi_detect(struct scsi_host_template * tpnt)
         ((struct NCR5380_hostdata *)instance->hostdata)->ctrl = 0;
 
 	if (request_irq(instance->irq, scsi_sun3_intr,
-			     0, "Sun3SCSI-5380VME", NULL)) {
+			0, "Sun3SCSI-5380VME", instance)) {
 #ifndef REAL_DMA
 		printk("scsi%d: IRQ%d not free, interrupts disabled\n",
 		       instance->host_no, instance->irq);
@@ -279,7 +279,7 @@ static int sun3scsi_detect(struct scsi_host_template * tpnt)
 int sun3scsi_release (struct Scsi_Host *shpnt)
 {
 	if (shpnt->irq != SCSI_IRQ_NONE)
-		free_irq (shpnt->irq, NULL);
+		free_irq(shpnt->irq, shpnt);
 
 	iounmap((void *)sun3_scsi_regp);
 

drivers/scsi/t128.c

@@ -259,7 +259,8 @@ found:
 	    instance->irq = NCR5380_probe_irq(instance, T128_IRQS);
 
 	if (instance->irq != SCSI_IRQ_NONE) 
-	    if (request_irq(instance->irq, t128_intr, IRQF_DISABLED, "t128", instance)) {
+	    if (request_irq(instance->irq, t128_intr, IRQF_DISABLED, "t128",
+			    instance)) {
 		printk("scsi%d : IRQ%d not free, interrupts disabled\n", 
 		    instance->host_no, instance->irq);
 		instance->irq = SCSI_IRQ_NONE;
@@ -295,7 +296,7 @@ static int t128_release(struct Scsi_Host *shost)
 	NCR5380_local_declare();
 	NCR5380_setup(shost);
 	if (shost->irq)
-		free_irq(shost->irq, NULL);
+		free_irq(shost->irq, shost);
 	NCR5380_exit(shost);
 	if (shost->io_port && shost->n_io_port)
 		release_region(shost->io_port, shost->n_io_port);