These were added to blkdev_ioctl() in linux-5.5 but not blkdev_compat_ioctl, so add them now.
Cc: stable@vger.kernel.org # v4.4+ Fixes: bbd3e064362e ("block: add an API for Persistent Reservations") Signed-off-by: Arnd Bergmann arnd@arndb.de --- block/compat_ioctl.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index 5b13e344229c..f16ae92065d7 100644 --- a/block/compat_ioctl.c +++ b/block/compat_ioctl.c @@ -408,6 +408,14 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg) case BLKTRACETEARDOWN: /* compatible */ ret = blk_trace_ioctl(bdev, cmd, compat_ptr(arg)); return ret; + case IOC_PR_REGISTER: + case IOC_PR_RESERVE: + case IOC_PR_RELEASE: + case IOC_PR_PREEMPT: + case IOC_PR_PREEMPT_ABORT: + case IOC_PR_CLEAR: + return blkdev_ioctl(bdev, mode, cmd, + (unsigned long)compat_ptr(arg)); default: if (disk->fops->compat_ioctl) ret = disk->fops->compat_ioctl(bdev, mode, cmd, arg);