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-rw-r--r--drivers/block/amiflop.c6
-rw-r--r--drivers/block/brd.c1
-rw-r--r--drivers/block/viodasd.c2
-rw-r--r--drivers/block/virtio_blk.c7
-rw-r--r--drivers/block/z2ram.c2
5 files changed, 12 insertions, 6 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index c9751b2b57e..7516baff3bb 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1714,10 +1714,10 @@ static int __init amiga_floppy_init(void)
int i, ret;
if (!MACH_IS_AMIGA)
- return -ENXIO;
+ return -ENODEV;
if (!AMIGAHW_PRESENT(AMI_FLOPPY))
- return -ENXIO;
+ return -ENODEV;
if (register_blkdev(FLOPPY_MAJOR,"fd"))
return -EBUSY;
@@ -1755,7 +1755,7 @@ static int __init amiga_floppy_init(void)
if (!floppy_queue)
goto out_queue;
- ret = -ENXIO;
+ ret = -ENODEV;
if (fd_probe_drives() < 1) /* No usable drives */
goto out_probe;
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index a196ef7f147..680cdfc00b9 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -447,6 +447,7 @@ static struct brd_device *brd_alloc(int i)
disk->fops = &brd_fops;
disk->private_data = brd;
disk->queue = brd->brd_queue;
+ disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO;
sprintf(disk->disk_name, "ram%d", i);
set_capacity(disk, rd_size * 2);
diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index ebfe038d859..f1c8feb5510 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -3,7 +3,7 @@
* Authors: Dave Boutcher <boutcher@us.ibm.com>
* Ryan Arnold <ryanarn@us.ibm.com>
* Colin Devilbiss <devilbis@us.ibm.com>
- * Stephen Rothwell <sfr@au1.ibm.com>
+ * Stephen Rothwell
*
* (C) Copyright 2000-2004 IBM Corporation
*
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 84e064ffee5..dd7ea203f94 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -260,6 +260,10 @@ static int virtblk_probe(struct virtio_device *vdev)
if (virtio_has_feature(vdev, VIRTIO_BLK_F_BARRIER))
blk_queue_ordered(vblk->disk->queue, QUEUE_ORDERED_TAG, NULL);
+ /* If disk is read-only in the host, the guest should obey */
+ if (virtio_has_feature(vdev, VIRTIO_BLK_F_RO))
+ set_disk_ro(vblk->disk, 1);
+
/* Host must always specify the capacity. */
vdev->config->get(vdev, offsetof(struct virtio_blk_config, capacity),
&cap, sizeof(cap));
@@ -311,6 +315,7 @@ static void virtblk_remove(struct virtio_device *vdev)
/* Stop all the virtqueues. */
vdev->config->reset(vdev);
+ del_gendisk(vblk->disk);
blk_cleanup_queue(vblk->disk->queue);
put_disk(vblk->disk);
mempool_destroy(vblk->pool);
@@ -325,7 +330,7 @@ static struct virtio_device_id id_table[] = {
static unsigned int features[] = {
VIRTIO_BLK_F_BARRIER, VIRTIO_BLK_F_SEG_MAX, VIRTIO_BLK_F_SIZE_MAX,
- VIRTIO_BLK_F_GEOMETRY,
+ VIRTIO_BLK_F_GEOMETRY, VIRTIO_BLK_F_RO,
};
static struct virtio_driver virtio_blk = {
diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c
index 2d5853cbd4b..be20a67f1fa 100644
--- a/drivers/block/z2ram.c
+++ b/drivers/block/z2ram.c
@@ -332,7 +332,7 @@ z2_init(void)
int ret;
if (!MACH_IS_AMIGA)
- return -ENXIO;
+ return -ENODEV;
ret = -EBUSY;
if (register_blkdev(Z2RAM_MAJOR, DEVICE_NAME))