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vhost: Reorder vhost_svq_kick 

Future code needs to call it from vhost_svq_add.

No functional change intended.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Eugenio Pérez 2022-07-20 08:59:30 +02:00 committed by Jason Wang
parent c381abc37f
commit d93a2405ca
1 changed files with 14 additions and 14 deletions
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28
hw/virtio/vhost-shadow-virtqueue.c
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@ -215,6 +215,20 @@ static bool vhost_svq_add_split(VhostShadowVirtqueue *svq,
return true; return true;
} }
static void vhost_svq_kick(VhostShadowVirtqueue *svq)
{
/*
* We need to expose the available array entries before checking the used
* flags
*/
smp_mb();
if (svq->vring.used->flags & VRING_USED_F_NO_NOTIFY) {
return;
}
event_notifier_set(&svq->hdev_kick);
}
/** /**
* Add an element to a SVQ. * Add an element to a SVQ.
* *
@ -235,20 +249,6 @@ static bool vhost_svq_add(VhostShadowVirtqueue *svq, VirtQueueElement *elem)
return true; return true;
} }
static void vhost_svq_kick(VhostShadowVirtqueue *svq)
{
/*
* We need to expose the available array entries before checking the used
* flags
*/
smp_mb();
if (svq->vring.used->flags & VRING_USED_F_NO_NOTIFY) {
return;
}
event_notifier_set(&svq->hdev_kick);
}
/** /**
* Forward available buffers. * Forward available buffers.
* *