[v2,09/12] md: Generate uevent after attribute available

Commit Message

Fam Zheng June 30, 2016, 1:59 a.m. UTC

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 <[e-mail]>
---
 drivers/md/md.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 1391c72..dcd09ea 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5055,7 +5055,7 @@  static int md_alloc(dev_t dev, char *name)
 	 * through to md_open, so make sure it doesn't get too far
 	 */
 	mutex_lock(&mddev->open_mutex);
-	add_disk(disk, true);
+	add_disk(disk, false);
 
 	error = kobject_init_and_add(&mddev->kobj, &md_ktype,
 				     &disk_to_dev(disk)->kobj, "%s", "md");
@@ -5070,6 +5070,7 @@  static int md_alloc(dev_t dev, char *name)
 	if (mddev->kobj.sd &&
 	    sysfs_create_group(&mddev->kobj, &md_bitmap_group))
 		printk(KERN_DEBUG "pointless warning\n");
+	disk_gen_uevents(disk);
 	mutex_unlock(&mddev->open_mutex);
  abort:
 	mutex_unlock(&disks_mutex);