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mem: add external API to retrieve page fd
[dpdk.git]
/
lib
/
librte_vhost
/
vhost.h
diff --git
a/lib/librte_vhost/vhost.h
b/lib/librte_vhost/vhost.h
index
760a09c
..
25ffd76
100644
(file)
--- a/
lib/librte_vhost/vhost.h
+++ b/
lib/librte_vhost/vhost.h
@@
-648,6
+648,8
@@
vhost_iova_to_vva(struct virtio_net *dev, struct vhost_virtqueue *vq,
return __vhost_iova_to_vva(dev, vq, iova, len, perm);
}
+#define vhost_avail_event(vr) \
+ (*(volatile uint16_t*)&(vr)->used->ring[(vr)->size])
#define vhost_used_event(vr) \
(*(volatile uint16_t*)&(vr)->avail->ring[(vr)->size])