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[PULL V2 05/25] vhost: Reorder vhost_svq_kick
From: |
Jason Wang |
Subject: |
[PULL V2 05/25] vhost: Reorder vhost_svq_kick |
Date: |
Wed, 20 Jul 2022 17:02:53 +0800 |
From: Eugenio Pérez <eperezma@redhat.com>
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>
---
hw/virtio/vhost-shadow-virtqueue.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/hw/virtio/vhost-shadow-virtqueue.c
b/hw/virtio/vhost-shadow-virtqueue.c
index 560d07a..043a185 100644
--- a/hw/virtio/vhost-shadow-virtqueue.c
+++ b/hw/virtio/vhost-shadow-virtqueue.c
@@ -215,6 +215,20 @@ static bool vhost_svq_add_split(VhostShadowVirtqueue *svq,
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.
*
@@ -235,20 +249,6 @@ static bool vhost_svq_add(VhostShadowVirtqueue *svq,
VirtQueueElement *elem)
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.
*
--
2.7.4
- [PULL V2 01/25] vhost: move descriptor translation to vhost_svq_vring_write_descs, (continued)
- [PULL V2 01/25] vhost: move descriptor translation to vhost_svq_vring_write_descs, Jason Wang, 2022/07/20
- [PULL V2 02/25] virtio-net: Expose MAC_TABLE_ENTRIES, Jason Wang, 2022/07/20
- [PULL V2 03/25] virtio-net: Expose ctrl virtqueue logic, Jason Wang, 2022/07/20
- [PULL V2 04/25] vdpa: Avoid compiler to squash reads to used idx, Jason Wang, 2022/07/20
- [PULL V2 06/25] vhost: Move vhost_svq_kick call to vhost_svq_add, Jason Wang, 2022/07/20
- [PULL V2 07/25] vhost: Check for queue full at vhost_svq_add, Jason Wang, 2022/07/20
- [PULL V2 08/25] vhost: Decouple vhost_svq_add from VirtQueueElement, Jason Wang, 2022/07/20
- [PULL V2 09/25] vhost: Add SVQDescState, Jason Wang, 2022/07/20
- [PULL V2 10/25] vhost: Track number of descs in SVQDescState, Jason Wang, 2022/07/20
- [PULL V2 11/25] vhost: add vhost_svq_push_elem, Jason Wang, 2022/07/20
- [PULL V2 05/25] vhost: Reorder vhost_svq_kick,
Jason Wang <=
- [PULL V2 17/25] vdpa: manual forward CVQ buffers, Jason Wang, 2022/07/20
- [PULL V2 15/25] vdpa: Export vhost_vdpa_dma_map and unmap calls, Jason Wang, 2022/07/20
- [PULL V2 19/25] vdpa: Extract get features part from vhost_vdpa_get_max_queue_pairs, Jason Wang, 2022/07/20
- [PULL V2 22/25] softmmu/runstate.c: add RunStateTransition support form COLO to PRELAUNCH, Jason Wang, 2022/07/20
- [PULL V2 12/25] vhost: Expose vhost_svq_add, Jason Wang, 2022/07/20
- [PULL V2 14/25] vhost: Add svq avail_handler callback, Jason Wang, 2022/07/20
- [PULL V2 13/25] vhost: add vhost_svq_poll, Jason Wang, 2022/07/20
- [PULL V2 16/25] vhost-net-vdpa: add stubs for when no virtio-net device is present, Jason Wang, 2022/07/20