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SubjectRe: [PATCH 04/24] compat_ioctl: block: handle BLKGETZONESZ/BLKGETNRZONES
Date
On 2019/12/12 5:44, Arnd Bergmann wrote:
> 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")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> block/compat_ioctl.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
> index 830f91e05fe3..f5c1140b8624 100644
> --- 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:
>

Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>

--
Damien Le Moal
Western Digital Research

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