diff --git a/[refs] b/[refs]
index 713d9b706b1b..830851edfd3a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: da009f39f85a3ee9deeb10f0f05ddd4efdd67020
+refs/heads/master: 6bcf19d02a5d7e627fa054f2f10e0a8d830df326
diff --git a/trunk/fs/partitions/check.c b/trunk/fs/partitions/check.c
index 03f808c5b79d..6149e4b58c88 100644
--- a/trunk/fs/partitions/check.c
+++ b/trunk/fs/partitions/check.c
@@ -473,6 +473,10 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev)
 		return 0;
 	if (IS_ERR(state))	/* I/O error reading the partition table */
 		return -EIO;
+
+	/* tell userspace that the media / partition table may have changed */
+	kobject_uevent(&disk->dev.kobj, KOBJ_CHANGE);
+
 	for (p = 1; p < state->limit; p++) {
 		sector_t size = state->parts[p].size;
 		sector_t from = state->parts[p].from;