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| author | bryanv <bryanv@FreeBSD.org> | 2014-08-21 13:27:05 +0000 |
|---|---|---|
| committer | bryanv <bryanv@FreeBSD.org> | 2014-08-21 13:27:05 +0000 |
| commit | 1f2df2de021bdc46efbc32bac8d8c7469c0d7226 (patch) | |
| tree | 2a15953b9ed4a6350d9e50fed2dd038cec42ddd3 /sys/dev/virtio/virtqueue.h | |
| parent | 5d15246092b9b2f8be89079ebd83cd51c3709e76 (diff) | |
| download | FreeBSD-src-1f2df2de021bdc46efbc32bac8d8c7469c0d7226.zip FreeBSD-src-1f2df2de021bdc46efbc32bac8d8c7469c0d7226.tar.gz | |
MFC r268480:
Add accessor to get the number of free descriptors in the virtqueue
Diffstat (limited to 'sys/dev/virtio/virtqueue.h')
| -rw-r--r-- | sys/dev/virtio/virtqueue.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/dev/virtio/virtqueue.h b/sys/dev/virtio/virtqueue.h index 3f507a8..cefb848 100644 --- a/sys/dev/virtio/virtqueue.h +++ b/sys/dev/virtio/virtqueue.h @@ -86,6 +86,7 @@ vm_paddr_t virtqueue_paddr(struct virtqueue *vq); int virtqueue_full(struct virtqueue *vq); int virtqueue_empty(struct virtqueue *vq); int virtqueue_size(struct virtqueue *vq); +int virtqueue_nfree(struct virtqueue *vq); int virtqueue_nused(struct virtqueue *vq); void virtqueue_notify(struct virtqueue *vq); void virtqueue_dump(struct virtqueue *vq); |
