Merge branch 'master' of ../linux-2.6/

3 files changed, 24 insertions, 4 deletions

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 018753c59b8e..b53fdb0a282c 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -655,6 +655,7 @@ static int __init nbd_init(void)
 
         for (i = 0; i < nbds_max; i++) {
                 struct gendisk *disk = alloc_disk(1);
+                elevator_t *old_e;
                 if (!disk)
                         goto out;
                 nbd_dev[i].disk = disk;
@@ -668,6 +669,11 @@ static int __init nbd_init(void)
                         put_disk(disk);
                         goto out;
                 }
+                old_e = disk->queue->elevator;
+                if (elevator_init(disk->queue, "deadline") == 0 ||
+                        elevator_init(disk->queue, "noop") == 0) {
+                                elevator_exit(old_e);
+                }
         }
 
         if (register_blkdev(NBD_MAJOR, "nbd")) {
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index b4e462f154ea..730ccea78e45 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -251,10 +251,6 @@ static int floppy_release(struct inode *inode, struct file *filp);
 static int floppy_check_change(struct gendisk *disk);
 static int floppy_revalidate(struct gendisk *disk);
 
-#ifndef CONFIG_PMAC_MEDIABAY
-#define check_media_bay(which, what)    1
-#endif
-
 static void swim3_select(struct floppy_state *fs, int sel)
 {
         struct swim3 __iomem *sw = fs->swim3;
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 8afce67c0aa5..9c6f3f99208d 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -37,6 +37,7 @@
 
 #include <linux/interrupt.h>
 #include <linux/blkdev.h>
+#include <linux/hdreg.h>
 #include <linux/module.h>
 
 #include <xen/xenbus.h>
@@ -135,6 +136,22 @@ static void blkif_restart_queue_callback(void *arg)
         schedule_work(&info->work);
 }
 
+int blkif_getgeo(struct block_device *bd, struct hd_geometry *hg)
+{
+        /* We don't have real geometry info, but let's at least return
+           values consistent with the size of the device */
+        sector_t nsect = get_capacity(bd->bd_disk);
+        sector_t cylinders = nsect;
+
+        hg->heads = 0xff;
+        hg->sectors = 0x3f;
+        sector_div(cylinders, hg->heads * hg->sectors);
+        hg->cylinders = cylinders;
+        if ((sector_t)(hg->cylinders + 1) * hg->heads * hg->sectors < nsect)
+                hg->cylinders = 0xffff;
+        return 0;
+}
+
 /*
  * blkif_queue_request
  *
@@ -937,6 +954,7 @@ static struct block_device_operations xlvbd_block_fops =
         .owner = THIS_MODULE,
         .open = blkif_open,
         .release = blkif_release,
+        .getgeo = blkif_getgeo,
 };