diff options
Diffstat (limited to 'block/compat_ioctl.c')
| -rw-r--r-- | block/compat_ioctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index 7b725020823..7c668c8a6f9 100644 --- a/block/compat_ioctl.c +++ b/block/compat_ioctl.c @@ -719,6 +719,9 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg) case BLKSECTGET: return compat_put_ushort(arg, queue_max_sectors(bdev_get_queue(bdev))); + case BLKROTATIONAL: + return compat_put_ushort(arg, + !blk_queue_nonrot(bdev_get_queue(bdev))); case BLKRASET: /* compatible, but no compat_ptr (!) */ case BLKFRASET: if (!capable(CAP_SYS_ADMIN)) |