diff mbox series

[RFC,06/10] vhost: Save masked_notifier state

Message ID 20210129205415.876290-7-eperezma@redhat.com (mailing list archive)
State New, archived
Headers show
Series vDPA shadow virtqueue - notifications forwarding | expand

Commit Message

Eugenio Perez Martin Jan. 29, 2021, 8:54 p.m. UTC 
It will be used to recover call eventfd.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
---
 include/hw/virtio/vhost.h | 1 +
 hw/virtio/vhost.c         | 2 ++
 2 files changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h
index fca076e3f0..2be782cefd 100644
--- a/include/hw/virtio/vhost.h
+++ b/include/hw/virtio/vhost.h
@@ -28,6 +28,7 @@  struct vhost_virtqueue {
     unsigned avail_size;
     unsigned long long used_phys;
     unsigned used_size;
+    bool notifier_is_masked;
     EventNotifier masked_notifier;
     struct vhost_dev *dev;
 };
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 8683d507f5..040f68ff2e 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -1526,6 +1526,8 @@  void vhost_virtqueue_mask(struct vhost_dev *hdev, VirtIODevice *vdev, int n,
     /* should only be called after backend is connected */
     assert(hdev->vhost_ops);
 
+    hdev->vqs[index].notifier_is_masked = mask;
+
     if (mask) {
         assert(vdev->use_guest_notifier_mask);
         file.fd = event_notifier_get_fd(&hdev->vqs[index].masked_notifier);