debian/patches/extra/0011-vhost-fix-the-fd-leak.patch

   1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
   2 From: Li Feng <fengli@smartx.com>
   3 Date: Mon, 31 Jul 2023 20:10:06 +0800
   4 Subject: [PATCH] vhost: fix the fd leak
   5
   6 When the vhost-user reconnect to the backend, the notifer should be
   7 cleanup. Otherwise, the fd resource will be exhausted.
   8
   9 Fixes: f9a09ca3ea ("vhost: add support for configure interrupt")
  10
  11 Signed-off-by: Li Feng <fengli@smartx.com>
  12 Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
  13 ---
  14  hw/virtio/vhost.c | 2 ++
  15  1 file changed, 2 insertions(+)
  16
  17 diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
  18 index a266396576..8e3311781f 100644
  19 --- a/hw/virtio/vhost.c
  20 +++ b/hw/virtio/vhost.c
  21 @@ -2034,6 +2034,8 @@ void vhost_dev_stop(struct vhost_dev *hdev, VirtIODevice *vdev, bool vrings)
  22      event_notifier_test_and_clear(
  23          &hdev->vqs[VHOST_QUEUE_NUM_CONFIG_INR].masked_config_notifier);
  24      event_notifier_test_and_clear(&vdev->config_notifier);
  25 +    event_notifier_cleanup(
  26 +        &hdev->vqs[VHOST_QUEUE_NUM_CONFIG_INR].masked_config_notifier);
  27
  28      trace_vhost_dev_stop(hdev, vdev->name, vrings);
  29