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vdpa: add vhost_vdpa_get_vring_base trace for svq mode

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For better debuggability and observability.

Message-Id: <1707910082-10243-7-git-send-email-si-wei.liu@oracle.com>
Reviewed-by: Eugenio Pérez <eperezma@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Si-Wei Liu <si-wei.liu@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Si-Wei Liu 2024-02-14 03:27:56 -08:00 committed by Michael S. Tsirkin
parent 62845d3296
commit 6ec0a74678
2 changed files with 3 additions and 2 deletions
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2
hw/virtio/trace-events
View file

@ -58,7 +58,7 @@ vhost_vdpa_set_log_base(void *dev, uint64_t base, unsigned long long size, int r
vhost_vdpa_set_vring_addr(void *dev, unsigned int index, unsigned int flags, uint64_t desc_user_addr, uint64_t used_user_addr, uint64_t avail_user_addr, uint64_t log_guest_addr) "dev: %p index: %u flags: 0x%x desc_user_addr: 0x%"PRIx64" used_user_addr: 0x%"PRIx64" avail_user_addr: 0x%"PRIx64" log_guest_addr: 0x%"PRIx64
vhost_vdpa_set_vring_num(void *dev, unsigned int index, unsigned int num) "dev: %p index: %u num: %u"
vhost_vdpa_set_vring_base(void *dev, unsigned int index, unsigned int num) "dev: %p index: %u num: %u"
vhost_vdpa_get_vring_base(void *dev, unsigned int index, unsigned int num) "dev: %p index: %u num: %u"
vhost_vdpa_get_vring_base(void *dev, unsigned int index, unsigned int num, bool svq) "dev: %p index: %u num: %u svq: %d"
vhost_vdpa_set_vring_kick(void *dev, unsigned int index, int fd) "dev: %p index: %u fd: %d"
vhost_vdpa_set_vring_call(void *dev, unsigned int index, int fd) "dev: %p index: %u fd: %d"
vhost_vdpa_get_features(void *dev, uint64_t features) "dev: %p features: 0x%"PRIx64

3
hw/virtio/vhost-vdpa.c
View file

@ -1412,6 +1412,7 @@ static int vhost_vdpa_get_vring_base(struct vhost_dev *dev,
if (v->shadow_vqs_enabled) {
ring->num = virtio_queue_get_last_avail_idx(dev->vdev, ring->index);
trace_vhost_vdpa_get_vring_base(dev, ring->index, ring->num, true);
return 0;
}
@ -1424,7 +1425,7 @@ static int vhost_vdpa_get_vring_base(struct vhost_dev *dev,
}
ret = vhost_vdpa_call(dev, VHOST_GET_VRING_BASE, ring);
trace_vhost_vdpa_get_vring_base(dev, ring->index, ring->num);
trace_vhost_vdpa_get_vring_base(dev, ring->index, ring->num, false);
return ret;
}