compat_ioctl: block: handle BLKGETZONESZ/BLKGETNRZONES

These were added to blkdev_ioctl() in v4.20 but not blkdev_compat_ioctl,
so add them now.

Cc: <stable@vger.kernel.org> # v4.20+
Fixes: 72cd87576d1d ("block: Introduce BLKGETZONESZ ioctl")
Fixes: 65e4e3eee83d ("block: Introduce BLKGETNRZONES ioctl")
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 830f91e05fe377aa0e4cbb2654f67b5c9285bbd5..f5c1140b8624b0ee82f41b3a7fc9ee697729d337 100644 (file)
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -356,6 +356,8 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
        case BLKRRPART:
        case BLKREPORTZONE:
        case BLKRESETZONE:
+       case BLKGETZONESZ:
+       case BLKGETNRZONES:
                return blkdev_ioctl(bdev, mode, cmd,
                                (unsigned long)compat_ptr(arg));
        case BLKBSZSET_32: