diff --git a/block/ioctl.c b/block/ioctl.c
index d4a78d0f05f6..c4555b1ff45a 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -564,8 +564,6 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
 		if ((size >> 9) > ~0UL)
 			return -EFBIG;
 		return put_ulong(arg, size >> 9);
-	case BLKGETSTPART:
-		return put_ulong(arg, bdev->bd_part->start_sect);
 	case BLKGETSIZE64:
 		return put_u64(arg, i_size_read(bdev->bd_inode));
 	case BLKTRACESTART:
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index dfcf37128ecb..fb1ec56e93fe 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -226,7 +226,6 @@ struct fsxattr {
 #define BLKSECDISCARD _IO(0x12,125)
 #define BLKROTATIONAL _IO(0x12,126)
 #define BLKZEROOUT _IO(0x12,127)
-#define BLKGETSTPART _IO(0x12, 128)
 
 #define BMAP_IOCTL 1		/* obsolete - kept for compatibility */
 #define FIBMAP	   _IO(0x00,1)	/* bmap access */