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