Merge Linus' tree.

109 files changed, 6474 insertions, 1128 deletions

diff --git a/drivers/acorn/block/mfmhd.c b/drivers/acorn/block/mfmhd.c
index 4b65f74d66b..ce074f6f336 100644
--- a/drivers/acorn/block/mfmhd.c
+++ b/drivers/acorn/block/mfmhd.c
@@ -129,19 +129,6 @@ static DEFINE_SPINLOCK(mfm_lock);
 #define MAJOR_NR	MFM_ACORN_MAJOR
 #define QUEUE (mfm_queue)
 #define CURRENT elv_next_request(mfm_queue)
-/*
- * This sort of stuff should be in a header file shared with ide.c, hd.c, xd.c etc
- */
-#ifndef HDIO_GETGEO
-#define HDIO_GETGEO 0x301
-struct hd_geometry {
-	unsigned char heads;
-	unsigned char sectors;
-	unsigned short cylinders;
-	unsigned long start;
-};
-#endif
-
 
 /*
  * Configuration section
@@ -1153,22 +1140,13 @@ static int mfm_initdrives(void)
  * The 'front' end of the mfm driver follows...
  */
 
-static int mfm_ioctl(struct inode *inode, struct file *file, u_int cmd, u_long arg)
+static int mfm_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 {
-	struct mfm_info *p = inode->i_bdev->bd_disk->private_data;
-	struct hd_geometry *geo = (struct hd_geometry *) arg;
-	if (cmd != HDIO_GETGEO)
-		return -EINVAL;
-	if (!arg)
-		return -EINVAL;
-	if (put_user (p->heads, &geo->heads))
-		return -EFAULT;
-	if (put_user (p->sectors, &geo->sectors))
-		return -EFAULT;
-	if (put_user (p->cylinders, &geo->cylinders))
-		return -EFAULT;
-	if (put_user (get_start_sect(inode->i_bdev), &geo->start))
-		return -EFAULT;
+	struct mfm_info *p = bdev->bd_disk->private_data;
+
+	geo->heads = p->heads;
+	geo->sectors = p->sectors;
+	geo->cylinders = p->cylinders;
 	return 0;
 }
 
@@ -1219,7 +1197,7 @@ void xd_set_geometry(struct block_device *bdev, unsigned char secsptrack,
 static struct block_device_operations mfm_fops =
 {
 	.owner		= THIS_MODULE,
-	.ioctl		= mfm_ioctl,
+	.getgeo		= mfm_getgeo,
 };
 
 /*
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index e3cd0b16031..20c9a37643c 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -204,11 +204,13 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size,
 
 	return AE_OK;
 }
+EXPORT_SYMBOL_GPL(acpi_os_map_memory);
 
 void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
 {
 	iounmap(virt);
 }
+EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
 
 #ifdef ACPI_FUTURE_USAGE
 acpi_status
diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c
index c57e20dcb0f..074abc81ec3 100644
--- a/drivers/atm/nicstar.c
+++ b/drivers/atm/nicstar.c
@@ -2126,8 +2126,7 @@ static void process_rsq(ns_dev *card)
 
    if (!ns_rsqe_valid(card->rsq.next))
       return;
-   while (ns_rsqe_valid(card->rsq.next))
-   {
+   do {
       dequeue_rx(card, card->rsq.next);
       ns_rsqe_init(card->rsq.next);
       previous = card->rsq.next;
@@ -2135,7 +2134,7 @@ static void process_rsq(ns_dev *card)
          card->rsq.next = card->rsq.base;
       else
          card->rsq.next++;
-   }
+   } while (ns_rsqe_valid(card->rsq.next));
    writel((((u32) previous) - ((u32) card->rsq.base)),
           card->membase + RSQH);
 }
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 21097a39a05..4a7bb7dfce8 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -92,34 +92,28 @@ static int DAC960_open(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static int DAC960_ioctl(struct inode *inode, struct file *file,
-			unsigned int cmd, unsigned long arg)
+static int DAC960_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 {
-	struct gendisk *disk = inode->i_bdev->bd_disk;
+	struct gendisk *disk = bdev->bd_disk;
 	DAC960_Controller_T *p = disk->queue->queuedata;
 	int drive_nr = (long)disk->private_data;
-	struct hd_geometry g;
-	struct hd_geometry __user *loc = (struct hd_geometry __user *)arg;
-
-	if (cmd != HDIO_GETGEO || !loc)
-		return -EINVAL;
 
 	if (p->FirmwareType == DAC960_V1_Controller) {
-		g.heads = p->V1.GeometryTranslationHeads;
-		g.sectors = p->V1.GeometryTranslationSectors;
-		g.cylinders = p->V1.LogicalDriveInformation[drive_nr].
-			LogicalDriveSize / (g.heads * g.sectors);
+		geo->heads = p->V1.GeometryTranslationHeads;
+		geo->sectors = p->V1.GeometryTranslationSectors;
+		geo->cylinders = p->V1.LogicalDriveInformation[drive_nr].
+			LogicalDriveSize / (geo->heads * geo->sectors);
 	} else {
 		DAC960_V2_LogicalDeviceInfo_T *i =
 			p->V2.LogicalDeviceInformation[drive_nr];
 		switch (i->DriveGeometry) {
 		case DAC960_V2_Geometry_128_32:
-			g.heads = 128;
-			g.sectors = 32;
+			geo->heads = 128;
+			geo->sectors = 32;
 			break;
 		case DAC960_V2_Geometry_255_63:
-			g.heads = 255;
-			g.sectors = 63;
+			geo->heads = 255;
+			geo->sectors = 63;
 			break;
 		default:
 			DAC960_Error("Illegal Logical Device Geometry %d\n",
@@ -127,12 +121,11 @@ static int DAC960_ioctl(struct inode *inode, struct file *file,
 			return -EINVAL;
 		}
 
-		g.cylinders = i->ConfigurableDeviceSize / (g.heads * g.sectors);
+		geo->cylinders = i->ConfigurableDeviceSize /
+			(geo->heads * geo->sectors);
 	}
 	
-	g.start = get_start_sect(inode->i_bdev);
-
-	return copy_to_user(loc, &g, sizeof g) ? -EFAULT : 0; 
+	return 0;
 }
 
 static int DAC960_media_changed(struct gendisk *disk)
@@ -157,7 +150,7 @@ static int DAC960_revalidate_disk(struct gendisk *disk)
 static struct block_device_operations DAC960_BlockDeviceOperations = {
 	.owner			= THIS_MODULE,
 	.open			= DAC960_open,
-	.ioctl			= DAC960_ioctl,
+	.getgeo			= DAC960_getgeo,
 	.media_changed		= DAC960_media_changed,
 	.revalidate_disk	= DAC960_revalidate_disk,
 };
@@ -3767,7 +3760,7 @@ static void DAC960_V1_ProcessCompletedCommand(DAC960_Command_T *Command)
 	      if (SenseKey == DAC960_SenseKey_VendorSpecific &&
 		  AdditionalSenseCode == 0x80 &&
 		  AdditionalSenseCodeQualifier <
-		  sizeof(DAC960_EventMessages) / sizeof(char *))
+		  ARRAY_SIZE(DAC960_EventMessages))
 		DAC960_Critical("Physical Device %d:%d %s\n", Controller,
 				EventLogEntry->Channel,
 				EventLogEntry->TargetID,
diff --git a/drivers/block/acsi.c b/drivers/block/acsi.c
index 5d2d649f7e8..196c0ec9cd5 100644
--- a/drivers/block/acsi.c
+++ b/drivers/block/acsi.c
@@ -1079,6 +1079,19 @@ static void redo_acsi_request( void )
  *
  ***********************************************************************/
 
+static int acsi_getgeo(struct block_device *bdev, struct hd_geometry *geo)
+{
+	struct acsi_info_struct *aip = bdev->bd_disk->private_data;
+
+	/*
+	 * Just fake some geometry here, it's nonsense anyway
+	 * To make it easy, use Adaptec's usual 64/32 mapping
+	 */
+	geo->heads = 64;
+	geo->sectors = 32;
+	geo->cylinders = aip->size >> 11;
+	return 0;
+}
 
 static int acsi_ioctl( struct inode *inode, struct file *file,
 					   unsigned int cmd, unsigned long arg )
@@ -1086,18 +1099,6 @@ static int acsi_ioctl( struct inode *inode, struct file *file,
 	struct gendisk *disk = inode->i_bdev->bd_disk;
 	struct acsi_info_struct *aip = dis