From: Arnd Bergmann <arnd@arndb.de>
Date: Fri, 29 Nov 2019 10:28:22 +0000 (+0100)
Subject: compat_ioctl: block: handle BLKREPORTZONE/BLKRESETZONE
X-Git-Tag: Ubuntu-4.15.0-87.87~57
X-Git-Url: https://git.proxmox.com/?p=mirror_ubuntu-bionic-kernel.git;a=commitdiff_plain;h=852c4766e8baf1ec5bfb6e4d8a047c35f75647dd

compat_ioctl: block: handle BLKREPORTZONE/BLKRESETZONE

BugLink: https://bugs.launchpad.net/bugs/1860602

commit 673bdf8ce0a387ef585c13b69a2676096c6edfe9 upstream.

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

Cc: <stable@vger.kernel.org> # v4.10+
Fixes: 3ed05a987e0f ("blk-zoned: implement ioctls")
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>
---

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 413bd5c5380b..6490b2759bcb 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -355,6 +355,8 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 	 * but we call blkdev_ioctl, which gets the lock for us
 	 */
 	case BLKRRPART:
+	case BLKREPORTZONE:
+	case BLKRESETZONE:
 		return blkdev_ioctl(bdev, mode, cmd,
 				(unsigned long)compat_ptr(arg));
 	case BLKBSZSET_32: