diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2025-11-07 13:41:30 -0400 |
|---|---|---|
| committer | Alex Williamson <alex@shazbot.org> | 2025-11-12 15:05:02 -0700 |
| commit | f97859503859fd217d27fc4496f294955e197eaf (patch) | |
| tree | d26238af50f6c48e61ee30d178bea7d2952cbf99 | |
| parent | e664067b603570164794facf06686434a12cb74d (diff) | |
vfio: Require drivers to implement get_region_info
Remove the fallback through the ioctl callback, no drivers use this now.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Pranjal Shrivastava <praan@google.com>
Reviewed-by: Mostafa Saleh <smostafa@google.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/14-v2-2a9e24d62f1b+e10a-vfio_get_region_info_op_jgg@nvidia.com
Signed-off-by: Alex Williamson <alex@shazbot.org>
| -rw-r--r-- | drivers/vfio/vfio_main.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c index a390163ce706..f056e82ba350 100644 --- a/drivers/vfio/vfio_main.c +++ b/drivers/vfio/vfio_main.c @@ -1297,13 +1297,13 @@ static long vfio_device_fops_unl_ioctl(struct file *filep, break; case VFIO_DEVICE_GET_REGION_INFO: - if (!device->ops->get_region_info) - goto ioctl_fallback; - ret = device->ops->get_region_info(device, uptr); + if (unlikely(!device->ops->get_region_info)) + ret = -EINVAL; + else + ret = device->ops->get_region_info(device, uptr); break; default: -ioctl_fallback: if (unlikely(!device->ops->ioctl)) ret = -EINVAL; else |