Manual merge of for-linus to upstream (fix conflicts in drivers/infiniband/core/ucm.c)

35 files changed, 175 insertions, 104 deletions

diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index bfa8b76de40..2dbb1b0f11d 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -58,9 +58,8 @@ acpi_system_read_event(struct file *file, char __user * buffer, size_t count,
 			return_VALUE(-EAGAIN);
 
 		result = acpi_bus_receive_event(&event);
-		if (result) {
-			return_VALUE(-EIO);
-		}
+		if (result)
+			return_VALUE(result);
 
 		chars_remaining = sprintf(str, "%s %s %08x %08x\n",
 					  event.device_class ? event.
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index e36c5da2b31..3937adf4e5e 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -96,7 +96,7 @@ struct acpi_find_pci_root {
 static acpi_status
 do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data)
 {
-	int *busnr = (int *)data;
+	unsigned long *busnr = (unsigned long *)data;
 	struct acpi_resource_address64 address;
 
 	if (resource->id != ACPI_RSTYPE_ADDRESS16 &&
@@ -115,13 +115,13 @@ do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data)
 static int get_root_bridge_busnr(acpi_handle handle)
 {
 	acpi_status status;
-	int bus, bbn;
+	unsigned long bus, bbn;
 	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
 	acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
 
 	status = acpi_evaluate_integer(handle, METHOD_NAME__BBN, NULL,
-				       (unsigned long *)&bbn);
+				       &bbn);
 	if (status == AE_NOT_FOUND) {
 		/* Assume bus = 0 */
 		printk(KERN_INFO PREFIX
@@ -153,7 +153,7 @@ static int get_root_bridge_busnr(acpi_handle handle)
 	}
       exit:
 	acpi_os_free(buffer.pointer);
-	return bbn;
+	return (int)bbn;
 }
 
 static acpi_status
diff --git a/drivers/char/.gitignore b/drivers/char/.gitignore
new file mode 100644
index 00000000000..2b6b1d772ed
--- /dev/null
+++ b/drivers/char/.gitignore
@@ -0,0 +1,3 @@
+consolemap_deftbl.c
+defkeymap.c
+
diff --git a/drivers/char/drm/drm_vm.c b/drivers/char/drm/drm_vm.c
index ced4215e227..39ea96e42c5 100644
--- a/drivers/char/drm/drm_vm.c
+++ b/drivers/char/drm/drm_vm.c
@@ -148,7 +148,8 @@ static __inline__ struct page *drm_do_vm_shm_nopage(struct vm_area_struct *vma,
 
 	offset	 = address - vma->vm_start;
 	i = (unsigned long)map->handle + offset;
-	page = vmalloc_to_page((void *)i);
+	page = (map->type == _DRM_CONSISTENT) ?
+		virt_to_page((void *)i) : vmalloc_to_page((void *)i);
 	if (!page)
 		return NOPAGE_OOM;
 	get_page(page);
diff --git a/drivers/char/drm/mga_dma.c b/drivers/char/drm/mga_dma.c
index fc7d4a594bc..c8e1b6c8363 100644
--- a/drivers/char/drm/mga_dma.c
+++ b/drivers/char/drm/mga_dma.c
@@ -437,7 +437,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
 				    drm_mga_dma_bootstrap_t * dma_bs)
 {
 	drm_mga_private_t * const dev_priv = (drm_mga_private_t *) dev->dev_private;
-	const unsigned int warp_size = mga_warp_microcode_size(dev_priv);
+	unsigned int warp_size = mga_warp_microcode_size(dev_priv);
 	int err;
 	unsigned  offset;
 	const unsigned secondary_size = dma_bs->secondary_bin_count
@@ -499,6 +499,12 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
 		return err;
 	}
 
+	/* Make drm_addbufs happy by not trying to create a mapping for less
+	 * than a page.
+	 */
+	if (warp_size < PAGE_SIZE)
+		warp_size = PAGE_SIZE;
+
 	offset = 0;
 	err = drm_addmap( dev, offset, warp_size,
 			  _DRM_AGP, _DRM_READ_ONLY, & dev_priv->warp );
@@ -587,7 +593,7 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
 				    drm_mga_dma_bootstrap_t * dma_bs)
 {
 	drm_mga_private_t * const dev_priv = (drm_mga_private_t *) dev->dev_private;
-	const unsigned int warp_size = mga_warp_microcode_size(dev_priv);
+	unsigned int warp_size = mga_warp_microcode_size(dev_priv);
 	unsigned int primary_size;
 	unsigned int bin_count;
 	int err;
@@ -599,6 +605,12 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
 		return DRM_ERR(EFAULT);
 	}
 
+	/* Make drm_addbufs happy by not trying to create a mapping for less
+	 * than a page.
+	 */
+	if (warp_size < PAGE_SIZE)
+		warp_size = PAGE_SIZE;
+
 	/* The proper alignment is 0x100 for this mapping */
 	err = drm_addmap(dev, 0, warp_size, _DRM_CONSISTENT,
 			 _DRM_READ_ONLY, &dev_priv->warp);
@@ -812,6 +824,10 @@ static int mga_do_init_dma( drm_device_t *dev, drm_mga_init_t *init )
 	}
 
 	if (! dev_priv->used_new_dma_init) {
+
+		dev_priv->dma_access = MGA_PAGPXFER;
+		dev_priv->wagp_enable = MGA_WAGP_ENABLE;
+
 		dev_priv->status = drm_core_findmap(dev, init->status_offset);
 		if (!dev_priv->status) {
 			DRM_ERROR("failed to find status page!\n");
@@ -928,7 +944,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
 		drm_mga_private_t *dev_priv = dev->dev_private;
 
 		if ((dev_priv->warp != NULL) 
-		    && (dev_priv->mmio->type != _DRM_CONSISTENT))
+		    && (dev_priv->warp->type != _DRM_CONSISTENT))
 			drm_core_ioremapfree(dev_priv->warp, dev);
 
 		if ((dev_priv->primary != NULL) 
diff --git a/drivers/char/drm/mga_drv.h b/drivers/char/drm/mga_drv.h
index b22fdbd4f83..6059c5a5b10 100644
--- a/drivers/char/drm/mga_drv.h
+++ b/drivers/char/drm/mga_drv.h
@@ -227,7 +227,7 @@ static inline u32 _MGA_READ(u32 *addr)
 #define MGA_EMIT_STATE( dev_priv, dirty )				\
 do {									\
 	if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) {			\
-		if ( dev_priv->chipset == MGA_CARD_TYPE_G400 ) {	\
+		if ( dev_priv->chipset >= MGA_CARD_TYPE_G400 ) {	\
 			mga_g400_emit_state( dev_priv );		\
 		} else {						\
 			mga_g200_emit_state( dev_priv );		\
diff --git a/drivers/char/drm/mga_state.c b/drivers/char/drm/mga_state.c
index 05bbb471937..6ac5e006226 100644
--- a/drivers/char/drm/mga_state.c
+++ b/drivers/char/drm/mga_state.c
@@ -53,7 +53,7 @@ static void mga_emit_clip_rect( drm_mga_private_t *dev_priv,
 
 	/* Force reset of DWGCTL on G400 (eliminates clip disable bit).
 	 */
-	if (dev_priv->chipset == MGA_CARD_TYPE_G400) {
+	if (dev_priv->chipset >= MGA_CARD_TYPE_G400) {
 		DMA_BLOCK(MGA_DWGCTL, ctx->dwgctl,
 			  MGA_LEN + MGA_EXEC, 0x80000000,
 			  MGA_DWGCTL, ctx->dwgctl,
diff --git a/drivers/char/n_r3964.c b/drivers/char/n_r3964.c
index 97d6dc24b80..853c98cee64 100644
--- a/drivers/char/n_r3964.c
+++ b/drivers/char/n_r3964.c
@@ -695,7 +695,7 @@ static void receive_char(struct r3964_info *pInfo, const unsigned char c)
             {
                TRACE_PE("IDLE - got STX but no space in rx_queue!");
                pInfo->state=R3964_WAIT_FOR_RX_BUF;
-	       mod_timer(&pInfo->tmr, R3964_TO_NO_BUF);
+	       mod_timer(&pInfo->tmr, jiffies + R3964_TO_NO_BUF);
                break;
             }
 start_receiving:
@@ -705,7 +705,7 @@ start_receiving:
             pInfo->last_rx = 0;
             pInfo->flags &= ~R3964_ERROR;
             pInfo->state=R3964_RECEIVING;
-	    mod_timer(&pInfo->tmr, R3964_TO_ZVZ);
+	    mod_timer(&pInfo->tmr, jiffies + R3964_TO_ZVZ);
 	    pInfo->nRetry = 0;
             put_char(pInfo, DLE);
             flush(pInfo);
@@ -732,7 +732,7 @@ start_receiving:
                if(pInfo->flags & R3964_BCC)
                {
                   pInfo->state = R3964_WAIT_FOR_BCC;
-		  mod_timer(&pInfo->tmr, R3964_TO_ZVZ);
+		  mod_timer(&pInfo->tmr, jiffies + R3964_TO_ZVZ);
                }
                else 
                {
@@ -744,7 +744,7 @@ start_receiving:
                pInfo->last_rx = c;
 char_to_buf:
                pInfo->rx_buf[pInfo->rx_position++] = c;
-	       mod_timer(&pInfo->tmr, R3964_TO_ZVZ);
+	       mod_timer(&pInfo->tmr, jiffies + R3964_TO_ZVZ);
             }
          }
         /* else: overflow-msg? BUF_SIZE>MTU; should not happen? */ 
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c
index 6a6acbd80af..4cf9b8f3e33 100644
--- a/drivers/ieee1394/ohci1394.c
+++ b/drivers/ieee1394/ohci1394.c
@@ -2283,8 +2283,9 @@ static void ohci_schedule_iso_tasklets(struct ti_ohci *ohci,
 {
 	struct ohci1394_iso_tasklet *t;
 	unsigned long mask;
+	unsigned long flags;
 
-	spin_lock(&ohci->iso_tasklet_list_lock);
+	spin_lock_irqsave(&ohci->iso_tasklet_list_lock, flags);
 
 	list_for_each_entry(t, &ohci->iso_tasklet_list, link) {
 		mask = 1 << t->context;
@@ -2295,8 +2296,7 @@ static void ohci_schedule_iso_tasklets(struct ti_ohci *ohci,
 			tasklet_schedule(&t->tasklet);
 	}
 
-	spin_unlock(&ohci->iso_tasklet_list_lock);
-
+	spin_unlock_irqrestore(&ohci->iso_tasklet_list_lock, flags);
 }
 
 static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c
index 315f5ca8bed..0470f77a9cd 100644
--- a/drivers/ieee1394/raw1394.c
+++ b/drivers/ieee1394/raw1394.c
@@ -412,6 +412,7 @@ static void fcp_request(struct hpsb_host *host, int nodeid, int direction,
 static ssize_t raw1394_read(struct file *file, char __user * buffer,
 			    size_t count, loff_t * offset_is_ignored)
 {
+	unsigned long flags;
 	struct file_info *fi = (struct file_info *)file->private_data;
 	struct list_head *lh;
 	struct pending_request *req;
@@ -435,10 +436,10 @@ static ssize_t raw1394_read(struct file *file, char __user * buffer,
 		}
 	}
 
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	lh = fi->req_complete.next;
 	list_del(lh);
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 	req = list_entry(lh, struct pending_request, list);
 
@@ -486,6 +487,7 @@ static int state_opened(struct file_info *fi, struct pending_request *req)
 
 static int state_initialized(struct file_info *fi, struct pending_request *req)
 {
+	unsigned long flags;
 	struct host_info *hi;
 	struct raw1394_khost_list *khl;
 
@@ -499,7 +501,7 @@ static int state_initialized(struct file_info *fi, struct pending_request *req)
 
 	switch (req->req.type) {
 	case RAW1394_REQ_LIST_CARDS:
-		spin_lock_irq(&host_info_lock);
+		spin_lock_irqsave(&host_info_lock, flags);
 		khl = kmalloc(sizeof(struct raw1394_khost_list) * host_count,
 			      SLAB_ATOMIC);
 
@@ -513,7 +515,7 @@ static int state_initialized(struct file_info *fi, struct pending_request *req)
 				khl++;
 			}
 		}
-		spin_unlock_irq(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, flags);
 
 		if (khl != NULL) {
 			req->req.error = RAW1394_ERROR_NONE;
@@ -528,7 +530,7 @@ static int state_initialized(struct file_info *fi, struct pending_request *req)
 		break;
 
 	case RAW1394_REQ_SET_CARD:
-		spin_lock_irq(&host_info_lock);
+		spin_lock_irqsave(&host_info_lock, flags);
 		if (req->req.misc < host_count) {
 			list_for_each_entry(hi, &host_info_list, list) {
 				if (!req->req.misc--)
@@ -550,7 +552,7 @@ static int state_initialized(struct file_info *fi, struct pending_request *req)
 		} else {
 			req->req.error = RAW1394_ERROR_INVALID_ARG;
 		}
-		spin_unlock_irq(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, flags);
 
 		req->req.length = 0;
 		break;
@@ -569,7 +571,6 @@ static void handle_iso_listen(struct file_info *fi, struct pending_request *req)
 {
 	int channel = req->req.misc;
 
-	spin_lock_irq(&host_info_lock);
 	if ((channel > 63) || (channel < -64)) {
 		req->req.error = RAW1394_ERROR_INVALID_ARG;
 	} else if (channel >= 0) {
@@ -601,7 +602,6 @@ static void handle_iso_listen(struct file_info *fi, struct pending_request *req)
 
 	req->req.length = 0;
 	queue_complete_req(req);
-	spin_unlock_irq(&host_info_lock);
 }
 
 static void handle_fcp_listen(struct file_info *fi, struct pending_request *req)
@@ -627,6 +627,7 @@ static void handle_fcp_listen(struct file_info *fi, struct pending_request *req)
 static int handle_async_request(struct file_info *fi,
 				struct pending_request *req, int node)
 {
+	unsigned long flags;
 	struct hpsb_packet *packet = NULL;
 	u64 addr = req->req.address & 0xffffffffffffULL;
 
@@ -761,9 +762,9 @@ static int handle_async_request(struct file_info *fi,
 	hpsb_set_packet_complete_task(packet,
 				      (void (*)(void *))queue_complete_cb, req);
 
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	list_add_tail(&req->list, &fi->req_pending);
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 	packet->generation = req->req.generation;
 
@@ -779,6 +780,7 @@ static int handle_async_request(struct file_info *fi,
 static int handle_iso_send(struct file_info *fi, struct pending_request *req,
 			   int channel)
 {
+	unsigned long flags;
 	struct hpsb_packet *packet;
 
 	packet = hpsb_make_isopacket(fi->host, req->req.length, channel & 0x3f,
@@ -804,9 +806,9 @@ static int handle_iso_send(struct file_info *fi, struct pending_request *req,
 				      (void (*)(void *))queue_complete_req,
 				      req);
 
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	list_add_tail(&req->list, &fi->req_pending);
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 	/* Update the generation of the packet just before sending. */
 	packet->generation = req->req.generation;
@@ -821,6 +823,7 @@ static int handle_iso_send(struct file_info *fi, struct pending_request *req,
 
 static int handle_async_send(struct file_info *fi, struct pending_request *req)
 {
+	unsigned long flags;
 	struct hpsb_packet *packet;
 	int header_length = req->req.misc & 0xffff;
 	int expect_response = req->req.misc >> 16;
@@ -867,9 +870,9 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req)
 	hpsb_set_packet_complete_task(packet,
 				      (void (*)(void *))queue_complete_cb, req);
 
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	list_add_tail(&req->list, &fi->req_pending);
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 	/* Update the generation of the packet just before sending. */
 	packet->generation = req->req.generation;
@@ -885,6 +888,7 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req)
 static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 		    u64 addr, size_t length, u16 flags)
 {
+	unsigned long irqflags;
 	struct pending_request *req;
 	struct host_info *hi;
 	struct file_info *fi = NULL;
@@ -899,7 +903,7 @@ static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 	       "addr: %4.4x %8.8x length: %Zu", nodeid,
 	       (u16) ((addr >> 32) & 0xFFFF), (u32) (addr & 0xFFFFFFFF),
 	       length);
-	spin_lock(&host_info_lock);
+	spin_lock_irqsave(&host_info_lock, irqflags);
 	hi = find_host_info(host);	/* search address-entry */
 	if (hi != NULL) {
 		list_for_each_entry(fi, &hi->file_info_list, list) {
@@ -924,7 +928,7 @@ static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 	if (!found) {
 		printk(KERN_ERR "raw1394: arm_read FAILED addr_entry not found"
 		       " -> rcode_address_error\n");
-		spin_unlock(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, irqflags);
 		return (RCODE_ADDRESS_ERROR);
 	} else {
 		DBGMSG("arm_read addr_entry FOUND");
@@ -954,7 +958,7 @@ static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 		req = __alloc_pending_request(SLAB_ATOMIC);
 		if (!req) {
 			DBGMSG("arm_read -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
 		}
@@ -974,7 +978,7 @@ static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 		if (!(req->data)) {
 			free_pending_request(req);
 			DBGMSG("arm_read -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
 		}
@@ -1031,13 +1035,14 @@ static int arm_read(struct hpsb_host *host, int nodeid, quadlet_t * buffer,
 			    sizeof(struct arm_request));
 		queue_complete_req(req);
 	}
-	spin_unlock(&host_info_lock);
+	spin_unlock_irqrestore(&host_info_lock, irqflags);
 	return (rcode);
 }
 
 static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 		     quadlet_t * data, u64 addr, size_t length, u16 flags)
 {
+	unsigned long irqflags;
 	struct pending_request *req;
 	struct host_info *hi;
 	struct file_info *fi = NULL;
@@ -1052,7 +1057,7 @@ static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 	       "addr: %4.4x %8.8x length: %Zu", nodeid,
 	       (u16) ((addr >> 32) & 0xFFFF), (u32) (addr & 0xFFFFFFFF),
 	       length);
-	spin_lock(&host_info_lock);
+	spin_lock_irqsave(&host_info_lock, irqflags);
 	hi = find_host_info(host);	/* search address-entry */
 	if (hi != NULL) {
 		list_for_each_entry(fi, &hi->file_info_list, list) {
@@ -1077,7 +1082,7 @@ static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 	if (!found) {
 		printk(KERN_ERR "raw1394: arm_write FAILED addr_entry not found"
 		       " -> rcode_address_error\n");
-		spin_unlock(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, irqflags);
 		return (RCODE_ADDRESS_ERROR);
 	} else {
 		DBGMSG("arm_write addr_entry FOUND");
@@ -1106,7 +1111,7 @@ static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 		req = __alloc_pending_request(SLAB_ATOMIC);
 		if (!req) {
 			DBGMSG("arm_write -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request my be retried */
 		}
@@ -1118,7 +1123,7 @@ static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 		if (!(req->data)) {
 			free_pending_request(req);
 			DBGMSG("arm_write -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
 		}
@@ -1165,7 +1170,7 @@ static int arm_write(struct hpsb_host *host, int nodeid, int destid,
 			    sizeof(struct arm_request));
 		queue_complete_req(req);
 	}
-	spin_unlock(&host_info_lock);
+	spin_unlock_irqrestore(&host_info_lock, irqflags);
 	return (rcode);
 }
 
@@ -1173,6 +1178,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 		    u64 addr, quadlet_t data, quadlet_t arg, int ext_tcode,
 		    u16 flags)
 {
+	unsigned long irqflags;
 	struct pending_request *req;
 	struct host_info *hi;
 	struct file_info *fi = NULL;
@@ -1198,7 +1204,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 		       (u32) (addr & 0xFFFFFFFF), ext_tcode & 0xFF,
 		       be32_to_cpu(data), be32_to_cpu(arg));
 	}
-	spin_lock(&host_info_lock);
+	spin_lock_irqsave(&host_info_lock, irqflags);
 	hi = find_host_info(host);	/* search address-entry */
 	if (hi != NULL) {
 		list_for_each_entry(fi, &hi->file_info_list, list) {
@@ -1224,7 +1230,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 	if (!found) {
 		printk(KERN_ERR "raw1394: arm_lock FAILED addr_entry not found"
 		       " -> rcode_address_error\n");
-		spin_unlock(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, irqflags);
 		return (RCODE_ADDRESS_ERROR);
 	} else {
 		DBGMSG("arm_lock addr_entry FOUND");
@@ -1307,7 +1313,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 		req = __alloc_pending_request(SLAB_ATOMIC);
 		if (!req) {
 			DBGMSG("arm_lock -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
 		}
@@ -1316,7 +1322,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 		if (!(req->data)) {
 			free_pending_request(req);
 			DBGMSG("arm_lock -> rcode_conflict_error");
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
 		}
@@ -1382,7 +1388,7 @@ static int arm_lock(struct hpsb_host *host, int nodeid, quadlet_t * store,
 			    sizeof(struct arm_response) + 2 * sizeof(*store));
 		queue_complete_req(req);
 	}
-	spin_unlock(&host_info_lock);
+	spin_unlock_irqrestore(&host_info_lock, irqflags);
 	return (rcode);
 }
 
@@ -1390,6 +1396,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 		      u64 addr, octlet_t data, octlet_t arg, int ext_tcode,
 		      u16 flags)
 {
+	unsigned long irqflags;
 	struct pending_request *req;
 	struct host_info *hi;
 	struct file_info *fi = NULL;
@@ -1422,7 +1429,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 		       (u32) ((be64_to_cpu(arg) >> 32) & 0xFFFFFFFF),
 		       (u32) (be64_to_cpu(arg) & 0xFFFFFFFF));
 	}
-	spin_lock(&host_info_lock);
+	spin_lock_irqsave(&host_info_lock, irqflags);
 	hi = find_host_info(host);	/* search addressentry in file_info's for host */
 	if (hi != NULL) {
 		list_for_each_entry(fi, &hi->file_info_list, list) {
@@ -1449,7 +1456,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 		printk(KERN_ERR
 		       "raw1394: arm_lock64 FAILED addr_entry not found"
 		       " -> rcode_address_error\n");
-		spin_unlock(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, irqflags);
 		return (RCODE_ADDRESS_ERROR);
 	} else {
 		DBGMSG("arm_lock64 addr_entry FOUND");
@@ -1533,7 +1540,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 		DBGMSG("arm_lock64 -> entering notification-section");
 		req = __alloc_pending_request(SLAB_ATOMIC);
 		if (!req) {
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			DBGMSG("arm_lock64 -> rcode_conflict_error");
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
@@ -1542,7 +1549,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 		req->data = kmalloc(size, SLAB_ATOMIC);
 		if (!(req->data)) {
 			free_pending_request(req);
-			spin_unlock(&host_info_lock);
+			spin_unlock_irqrestore(&host_info_lock, irqflags);
 			DBGMSG("arm_lock64 -> rcode_conflict_error");
 			return (RCODE_CONFLICT_ERROR);	/* A resource conflict was detected.
 							   The request may be retried */
@@ -1609,7 +1616,7 @@ static int arm_lock64(struct hpsb_host *host, int nodeid, octlet_t * store,
 			    sizeof(struct arm_response) + 2 * sizeof(*store));
 		queue_complete_req(req);
 	}
-	spin_unlock(&host_info_lock);
+	spin_unlock_irqrestore(&host_info_lock, irqflags);
 	return (rcode);
 }
 
@@ -1980,6 +1987,7 @@ static int write_phypacket(struct file_info *fi, struct pending_request *req)
 	struct hpsb_packet *packet = NULL;
 	int retval = 0;
 	quadlet_t data;
+	unsigned long flags;
 
 	data = be32_to_cpu((u32) req->req.sendb);
 	DBGMSG("write_phypacket called - quadlet 0x%8.8x ", data);
@@ -1990,9 +1998,9 @@ static int write_phypacket(struct file_info *fi, struct pending_request *req)
 	req->packet = packet;
 	hpsb_set_packet_complete_task(packet,
 				      (void (*)(void *))queue_complete_cb, req);
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	list_add_tail(&req->list, &fi->req_pending);
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 	packet->generation = req->req.generation;
 	retval = hpsb_send_packet(packet);
 	DBGMSG("write_phypacket send_packet called => retval: %d ", retval);
@@ -2659,14 +2667,15 @@ static unsigned int raw1394_poll(struct file *file, poll_table * pt)
 {
 	struct file_info *fi = file->private_data;
 	unsigned int mask = POLLOUT | POLLWRNORM;
+	unsigned long flags;
 
 	poll_wait(file, &fi->poll_wait_complete, pt);
 
-	spin_lock_irq(&fi->reqlists_lock);
+	spin_lock_irqsave(&fi->reqlists_lock, flags);
 	if (!list_empty(&fi->req_complete)) {
 		mask |= POLLIN | POLLRDNORM;
 	}
-	spin_unlock_irq(&fi->reqlists_lock);
+	spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 	return mask;
 }
@@ -2710,6 +2719,7 @@ static int raw1394_release(struct inode *inode, struct file *file)
 	struct arm_addr *arm_addr = NULL;
 	int another_host;
 	int csr_mod = 0;
+	unsigned long flags;
 
 	if (fi->iso_state != RAW1394_ISO_INACTIVE)
 		raw1394_iso_shutdown(fi);
@@ -2720,13 +2730,11 @@ static int raw1394_release(struct inode *inode, struct file *file)
 		}
 	}
 
-	spin_lock_irq(&host_info_lock);
+	spin_lock_irqsave(&host_info_lock, flags);
 	fi->listen_channels = 0;
-	spin_unlock_irq(&host_info_lock);
 
 	fail = 0;
 	/* set address-entries invalid */
-	spin_lock_irq(&host_info_lock);
 
 	while (!list_empty(&fi->addr_list)) {
 		another_host = 0;
@@ -2777,14 +2785,14 @@ static int raw1394_release(struct inode *inode, struct file *file)
 		vfree(addr->addr_space_buffer);
 		kfree(addr);
 	}			/* while */
-	spin_unlock_irq(&host_info_lock);
+	spin_unlock_irqrestore(&host_info_lock, flags);
 	if (fail > 0) {
 		printk(KERN_ERR "raw1394: during addr_list-release "
 		       "error(s) occurred \n");
 	}
 
 	while (!done) {
-		spin_lock_irq(&fi->reqlists_lock);
+		spin_lock_irqsave(&fi->reqlists_lock, flags);
 
 		while (!list_empty(&fi->req_complete)) {
 			lh = fi->req_complete.next;
@@ -2798,7 +2806,7 @@ static int raw1394_release(struct inode *inode, struct file *file)
 		if (list_empty(&fi->req_pending))
 			done = 1;
 
-		spin_unlock_irq(&fi->reqlists_lock);
+		spin_unlock_irqrestore(&fi->reqlists_lock, flags);
 
 		if (!done)
 			down_interruptible(&fi->complete_sem);
@@ -2828,9 +2836,9 @@ static int raw1394_release(struct inode *inode, struct file *file)
 		     fi->host->id);
 
 	if (fi->state == connected) {
-		spin_lock_irq(&host_info_lock);
+		spin_lock_irqsave(&host_info_lock, flags);
 		list_del(&fi->list);
-		spin_unlock_irq(&host_info_lock);
+		spin_unlock_irqrestore(&host_info_lock, flags);
 
 		put_device(&fi->host->device);
 	}
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 6f747debca9..3fe6f4754fa 100644
--- a/drivers/infiniband/core/cm.c
+++ b/