[PATCH v1 8/8] vfio-iommufd: Support IO page table replacement

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Remove the vdev->iommufd_attached check, since the kernel can internally
handle a replacement of the IO page table now.

Signed-off-by: Nicolin Chen <nicolinc@xxxxxxxxxx>
---
 drivers/vfio/iommufd.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/vfio/iommufd.c b/drivers/vfio/iommufd.c
index 7e09defbcffe..f9e89b3eef69 100644
--- a/drivers/vfio/iommufd.c
+++ b/drivers/vfio/iommufd.c
@@ -111,9 +111,6 @@ int vfio_iommufd_physical_attach_ioas(struct vfio_device *vdev, u32 *pt_id)
 		return 0;
 	}
 
-	if (vdev->iommufd_attached)
-		return -EBUSY;
-
 	rc = iommufd_device_attach(vdev->iommufd_device, pt_id);
 	if (rc)
 		return rc;
-- 
2.39.1




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