diff options
Diffstat (limited to 'drivers/block/pktcdvd.c')
| -rw-r--r-- | drivers/block/pktcdvd.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index d20e13f8000..07a382eaf0a 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2794,7 +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; @@ -2804,9 +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 = { @@ -2814,7 +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) @@ -2887,6 +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); |