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path: root/drivers/block/pktcdvd.c
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Diffstat (limited to 'drivers/block/pktcdvd.c')
-rw-r--r--drivers/block/pktcdvd.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 77d70eebb6b..07a382eaf0a 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -1606,8 +1606,6 @@ static int kcdrwd(void *foobar)
min_sleep_time = pkt->sleep_time;
}
- generic_unplug_device(bdev_get_queue(pd->bdev));
-
VPRINTK("kcdrwd: sleeping\n");
residue = schedule_timeout(min_sleep_time);
VPRINTK("kcdrwd: wake up\n");
@@ -2796,7 +2794,8 @@ static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
return ret;
}
-static int pkt_media_changed(struct gendisk *disk)
+static unsigned int pkt_check_events(struct gendisk *disk,
+ unsigned int clearing)
{
struct pktcdvd_device *pd = disk->private_data;
struct gendisk *attached_disk;
@@ -2806,9 +2805,9 @@ static int pkt_media_changed(struct gendisk *disk)
if (!pd->bdev)
return 0;
attached_disk = pd->bdev->bd_disk;
- if (!attached_disk)
+ if (!attached_disk || !attached_disk->fops->check_events)
return 0;
- return attached_disk->fops->media_changed(attached_disk);
+ return attached_disk->fops->check_events(attached_disk, clearing);
}
static const struct block_device_operations pktcdvd_ops = {
@@ -2816,7 +2815,7 @@ static const struct block_device_operations pktcdvd_ops = {
.open = pkt_open,
.release = pkt_close,
.ioctl = pkt_ioctl,
- .media_changed = pkt_media_changed,
+ .check_events = pkt_check_events,
};
static char *pktcdvd_devnode(struct gendisk *gd, mode_t *mode)
@@ -2889,6 +2888,10 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev)
if (ret)
goto out_new_dev;
+ /* inherit events of the host device */
+ disk->events = pd->bdev->bd_disk->events;
+ disk->async_events = pd->bdev->bd_disk->async_events;
+
add_disk(disk);
pkt_sysfs_dev_new(pd);