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[PATCH 11/40] vdpa: factor out vhost_vdpa_last_dev
From: |
Si-Wei Liu |
Subject: |
[PATCH 11/40] vdpa: factor out vhost_vdpa_last_dev |
Date: |
Thu, 7 Dec 2023 09:39:24 -0800 |
Generalize duplicated condition check for the last vq of vdpa
device to a common function.
Signed-off-by: Si-Wei Liu <si-wei.liu@oracle.com>
---
hw/virtio/vhost-vdpa.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index 30dff95..2b1cc14 100644
--- a/hw/virtio/vhost-vdpa.c
+++ b/hw/virtio/vhost-vdpa.c
@@ -593,6 +593,11 @@ static bool vhost_vdpa_first_dev(struct vhost_dev *dev)
return v->index == 0;
}
+static bool vhost_vdpa_last_dev(struct vhost_dev *dev)
+{
+ return dev->vq_index + dev->nvqs == dev->vq_index_end;
+}
+
static int vhost_vdpa_get_dev_features(struct vhost_dev *dev,
uint64_t *features)
{
@@ -1432,7 +1437,7 @@ static int vhost_vdpa_dev_start(struct vhost_dev *dev,
bool started)
goto out_stop;
}
- if (dev->vq_index + dev->nvqs != dev->vq_index_end) {
+ if (!vhost_vdpa_last_dev(dev)) {
return 0;
}
@@ -1467,7 +1472,7 @@ static void vhost_vdpa_reset_status(struct vhost_dev *dev)
{
struct vhost_vdpa *v = dev->opaque;
- if (dev->vq_index + dev->nvqs != dev->vq_index_end) {
+ if (!vhost_vdpa_last_dev(dev)) {
return;
}
--
1.8.3.1
- [PATCH 04/40] vdpa: piggyback desc_group index when probing isolated cvq, (continued)
- [PATCH 04/40] vdpa: piggyback desc_group index when probing isolated cvq, Si-Wei Liu, 2023/12/07
- [PATCH 09/40] vdpa: no repeat setting shadow_data, Si-Wei Liu, 2023/12/07
- [PATCH 10/40] vdpa: assign svq descriptors a separate ASID when possible, Si-Wei Liu, 2023/12/07
- [PATCH 13/40] vdpa: ref counting VhostVDPAShared, Si-Wei Liu, 2023/12/07
- [PATCH 14/40] vdpa: convert iova_tree to ref count based, Si-Wei Liu, 2023/12/07
- [PATCH 15/40] vdpa: add svq_switching and flush_map to header, Si-Wei Liu, 2023/12/07
- [PATCH 12/40] vdpa: check map_thread_enabled before join maps thread, Si-Wei Liu, 2023/12/07
- [PATCH 11/40] vdpa: factor out vhost_vdpa_last_dev,
Si-Wei Liu <=
- [PATCH 17/40] vdpa: judge if map can be kept across reset, Si-Wei Liu, 2023/12/07
- [PATCH 18/40] vdpa: unregister listener on last dev cleanup, Si-Wei Liu, 2023/12/07
- [PATCH 08/40] vdpa: add back vhost_vdpa_net_first_nc_vdpa, Si-Wei Liu, 2023/12/07
- [PATCH 22/40] vdpa: factor out vhost_vdpa_map_batch_begin, Si-Wei Liu, 2023/12/07
- [PATCH 25/40] vdpa: add asid to dma_batch_once API, Si-Wei Liu, 2023/12/07