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-rw-r--r--fs/btrfs/volumes.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 0b1b7e22e7ea..886f4ba0f71d 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -72,6 +72,19 @@ static void free_fs_devices(struct btrfs_fs_devices *fs_devices)
kfree(fs_devices);
}
+static void btrfs_kobject_uevent(struct block_device *bdev,
+ enum kobject_action action)
+{
+ int ret;
+
+ ret = kobject_uevent(&disk_to_dev(bdev->bd_disk)->kobj, action);
+ if (ret)
+ pr_warn("Sending event '%d' to kobject: '%s' (%p): failed\n",
+ action,
+ kobject_name(&disk_to_dev(bdev->bd_disk)->kobj),
+ &disk_to_dev(bdev->bd_disk)->kobj);
+}
+
void btrfs_cleanup_fs_uuids(void)
{
struct btrfs_fs_devices *fs_devices;
@@ -1542,6 +1555,9 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path)
ret = 0;
+ /* Notify udev that device has changed */
+ btrfs_kobject_uevent(bdev, KOBJ_CHANGE);
+
error_brelse:
brelse(bh);
if (bdev)
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