diff --git a/[refs] b/[refs]
index 1fed5b80ca43..9a840f9227ec 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6de43703108bb1d3fc9495b3e8107d6ec72f97e4
+refs/heads/master: 15392efb9d427482754f6d267262452878667499
diff --git a/trunk/block/ioctl.c b/trunk/block/ioctl.c
index 60f477c91eef..09fd7f1ef23a 100644
--- a/trunk/block/ioctl.c
+++ b/trunk/block/ioctl.c
@@ -296,14 +296,10 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
 			bd_release(bdev);
 		return ret;
 	case BLKPG:
-		lock_kernel();
 		ret = blkpg_ioctl(bdev, (struct blkpg_ioctl_arg __user *) arg);
-		unlock_kernel();
 		break;
 	case BLKRRPART:
-		lock_kernel();
 		ret = blkdev_reread_part(bdev);
-		unlock_kernel();
 		break;
 	case BLKGETSIZE:
 		size = bdev->bd_inode->i_size;