This field is unused, but the correct structure size is needed
when computing the amount of space for the output argument to
reside, so that it does not cross a page boundary.

Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>
---
 include/hyperv/hvhdk_mini.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/hyperv/hvhdk_mini.h b/include/hyperv/hvhdk_mini.h
index 42e7876455b5..858f6a3925b3 100644
--- a/include/hyperv/hvhdk_mini.h
+++ b/include/hyperv/hvhdk_mini.h
@@ -301,6 +301,7 @@ struct hv_input_map_device_interrupt {
 /* HV_OUTPUT_MAP_DEVICE_INTERRUPT */
 struct hv_output_map_device_interrupt {
 	struct hv_interrupt_entry interrupt_entry;
+	u64 ext_status_deprecated[5];
 } __packed;
 
 /* HV_INPUT_UNMAP_DEVICE_INTERRUPT */
-- 
2.34.1

On Wed, Aug 13, 2025 at 11:20:57AM -0700, Nuno Das Neves wrote:
> This field is unused, but the correct structure size is needed
> when computing the amount of space for the output argument to
> reside, so that it does not cross a page boundary.
> 
> Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>

There doesn't seem to be a need to rush this through hyperv-fixes.

Queued into hyperv-next before Michael's patches.

> ---
>  include/hyperv/hvhdk_mini.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/hyperv/hvhdk_mini.h b/include/hyperv/hvhdk_mini.h
> index 42e7876455b5..858f6a3925b3 100644
> --- a/include/hyperv/hvhdk_mini.h
> +++ b/include/hyperv/hvhdk_mini.h
> @@ -301,6 +301,7 @@ struct hv_input_map_device_interrupt {
>  /* HV_OUTPUT_MAP_DEVICE_INTERRUPT */
>  struct hv_output_map_device_interrupt {
>  	struct hv_interrupt_entry interrupt_entry;
> +	u64 ext_status_deprecated[5];
>  } __packed;
>  
>  /* HV_INPUT_UNMAP_DEVICE_INTERRUPT */
> -- 
> 2.34.1
>