[PATCH 3/5] vfio/iommufd: Save cpr.ioas_id on source side for CPR transfer

[Zhenzhong Duan]

On source side, if there are more than one VFIO devices and they
attach to same container, only the first device saves cpr.ioas_id,
the others are bypassed. We should same it for each device, or
else only first device works.

Fixes: 4296ee07455e ("vfio/iommufd: reconstruct device")
Signed-off-by: Zhenzhong Duan <zhenzhong.d...@intel.com>
---
 hw/vfio/iommufd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c
index 8c27222f75..103ff43426 100644
--- a/hw/vfio/iommufd.c
+++ b/hw/vfio/iommufd.c
@@ -607,7 +607,6 @@ skip_ioas_alloc:
     container->be = vbasedev->iommufd;
     container->ioas_id = ioas_id;
     QLIST_INIT(&container->hwpt_list);
-    vbasedev->cpr.ioas_id = ioas_id;
 
     bcontainer = &container->bcontainer;
     vfio_address_space_insert(space, bcontainer);
@@ -641,6 +640,8 @@ skip_ioas_alloc:
     bcontainer->initialized = true;
 
 found_container:
+    vbasedev->cpr.ioas_id = container->ioas_id;
+
     ret = ioctl(devfd, VFIO_DEVICE_GET_INFO, &dev_info);
     if (ret) {
         error_setg_errno(errp, errno, "error getting device info");
-- 
2.47.1