diff mbox series

[RFC,07/10] vfio/pci: Notify on device release

Message ID 161401271528.16443.2318400142031983698.stgit@gimli.home (mailing list archive)
State New, archived
Headers show
Series vfio: Device memory DMA mapping improvements | expand

Commit Message

Alex Williamson Feb. 22, 2021, 4:51 p.m. UTC
Trigger a release notifier call when open reference count is zero.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---
 drivers/vfio/pci/vfio_pci.c |    1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index f9529bac6c97..fb8307430e24 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -560,6 +560,7 @@  static void vfio_pci_release(void *device_data)
 	mutex_lock(&vdev->reflck->lock);
 
 	if (!(--vdev->refcnt)) {
+		vfio_device_notifier_call(vdev->device, VFIO_DEVICE_RELEASE);
 		vfio_pci_vf_token_user_add(vdev, -1);
 		vfio_spapr_pci_eeh_release(vdev->pdev);
 		vfio_pci_disable(vdev);