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authorLi Feng <fengli@smartx.com>2023-07-31 20:10:06 +0800
committerMichael S. Tsirkin <mst@redhat.com>2023-08-03 16:06:49 -0400
commit18f2971ce403008d5e1c2875b483c9d1778143dc (patch)
tree14167bc0322a9a1eb63aaf536e3a98f7aa729f85 /hw/virtio
parent348e354417b64c484877354ee7cc66f29fa6c7df (diff)
vhost: fix the fd leak
When the vhost-user reconnect to the backend, the notifer should be cleanup. Otherwise, the fd resource will be exhausted. Fixes: f9a09ca3ea ("vhost: add support for configure interrupt") Signed-off-by: Li Feng <fengli@smartx.com> Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com> Message-Id: <20230731121018.2856310-2-fengli@smartx.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Tested-by: Fiona Ebner <f.ebner@proxmox.com>
Diffstat (limited to 'hw/virtio')
-rw-r--r--hw/virtio/vhost.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index abf0d03c8d..e2f6ffb446 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -2044,6 +2044,8 @@ void vhost_dev_stop(struct vhost_dev *hdev, VirtIODevice *vdev, bool vrings)
event_notifier_test_and_clear(
&hdev->vqs[VHOST_QUEUE_NUM_CONFIG_INR].masked_config_notifier);
event_notifier_test_and_clear(&vdev->config_notifier);
+ event_notifier_cleanup(
+ &hdev->vqs[VHOST_QUEUE_NUM_CONFIG_INR].masked_config_notifier);
trace_vhost_dev_stop(hdev, vdev->name, vrings);