# \[PATCH v2 07/12\] pktcdvd: Generate uevent after attribute available

- From: Fam Zheng \<hidden\>
- Date: 2016-06-30 02:04:04 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2016/06/4785652
- Thread: https://ratatoskr.run/linuxppc-dev/2016/06/4785637/t.md

```text
It is documented that KOBJ_ADD should be generated after the object's
attributes and children are ready.  We can achieve this with the new
disk_gen_uevents interface.

Signed-off-by: Fam Zheng <redacted>
---
 drivers/block/pktcdvd.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 00928406..a4e6bb7 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2785,11 +2785,13 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev)
 	disk->events = pd->bdev->bd_disk->events;
 	disk->async_events = pd->bdev->bd_disk->async_events;
 
-	add_disk(disk, true);
+	add_disk(disk, false);
 
 	pkt_sysfs_dev_new(pd);
 	pkt_debugfs_dev_new(pd);
 
+	disk_gen_uevents(disk);
+
 	pkt_devs[idx] = pd;
 	if (pkt_dev)
 		*pkt_dev = pd->pkt_dev;
-- 
2.9.0
```