diff options
Diffstat (limited to 'src/vnet/devices/virtio/virtio.h')
| -rw-r--r-- | src/vnet/devices/virtio/virtio.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/vnet/devices/virtio/virtio.h b/src/vnet/devices/virtio/virtio.h index 5fc521672d9..8ac87c8ccfd 100644 --- a/src/vnet/devices/virtio/virtio.h +++ b/src/vnet/devices/virtio/virtio.h @@ -86,6 +86,7 @@ typedef struct u32 call_file_index; u32 *buffers; u16 last_used_idx; + u16 last_kick_avail_idx; } virtio_vring_t; typedef struct @@ -136,6 +137,16 @@ extern void virtio_free_used_desc (vlib_main_t * vm, virtio_vring_t * vring); format_function_t format_virtio_device_name; +static_always_inline void +virtio_kick (virtio_vring_t * vring) +{ + u64 x = 1; + int __clib_unused r; + + r = write (vring->kick_fd, &x, sizeof (x)); + vring->last_kick_avail_idx = vring->avail->idx; +} + #endif /* _VNET_DEVICES_VIRTIO_VIRTIO_H_ */ /* |