#include <vnet/ethernet/ethernet.h>
#include <vnet/devices/devices.h>
#include <vnet/feature/feature.h>
+#include <vnet/gso/gro_func.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>
#include <vnet/udp/udp_packet.h>
#define foreach_virtio_input_error \
+ _(BUFFER_ALLOC, "buffer alloc error") \
_(UNKNOWN, "unknown")
typedef enum
u32 hw_if_index;
u16 ring;
u16 len;
- struct virtio_net_hdr_v1 hdr;
+ virtio_net_hdr_v1_t hdr;
} virtio_input_trace_t;
static u8 *
static_always_inline void
virtio_refill_vring (vlib_main_t * vm, virtio_if_t * vif,
virtio_if_type_t type, virtio_vring_t * vring,
- const int hdr_sz)
+ const int hdr_sz, u32 node_index)
{
- u16 used, next, avail, n_slots;
+ u16 used, next, avail, n_slots, n_refill;
u16 sz = vring->size;
u16 mask = sz - 1;
return;
/* deliver free buffers in chunks of 64 */
- n_slots = clib_min (sz - used, 64);
+ n_refill = clib_min (sz - used, 64);
next = vring->desc_next;
avail = vring->avail->idx;
n_slots =
vlib_buffer_alloc_to_ring_from_pool (vm, vring->buffers, next,
- vring->size, n_slots,
+ vring->size, n_refill,
vring->buffer_pool_index);
- if (n_slots == 0)
- return;
+ if (PREDICT_FALSE (n_slots != n_refill))
+ {
+ vlib_error_count (vm, node_index,
+ VIRTIO_INPUT_ERROR_BUFFER_ALLOC, n_refill - n_slots);
+ if (n_slots == 0)
+ return;
+ }
while (n_slots)
{
- struct vring_desc *d = &vring->desc[next];;
+ vring_desc_t *d = &vring->desc[next];;
vlib_buffer_t *b = vlib_get_buffer (vm, vring->buffers[next]);
/*
* current_data may not be initialized with 0 and may contain
vring->desc_next = next;
vring->desc_in_use = used;
- if ((vring->used->flags & VIRTIO_RING_FLAG_MASK_INT) == 0)
+ if ((vring->used->flags & VRING_USED_F_NO_NOTIFY) == 0)
{
virtio_kick (vm, vring, vif);
}
}
static_always_inline void
-virtio_needs_csum (vlib_buffer_t * b0, struct virtio_net_hdr_v1 *hdr,
+virtio_needs_csum (vlib_buffer_t * b0, virtio_net_hdr_v1_t * hdr,
u8 * l4_proto, u8 * l4_hdr_sz, virtio_if_type_t type)
{
if (hdr->flags & VIRTIO_NET_HDR_F_NEEDS_CSUM)
}
static_always_inline void
-fill_gso_buffer_flags (vlib_buffer_t * b0, struct virtio_net_hdr_v1 *hdr,
+fill_gso_buffer_flags (vlib_buffer_t * b0, virtio_net_hdr_v1_t * hdr,
u8 l4_proto, u8 l4_hdr_sz)
{
if (hdr->gso_type == VIRTIO_NET_HDR_GSO_TCPV4)
u32 thread_index = vm->thread_index;
uword n_trace = vlib_get_trace_count (vm, node);
virtio_vring_t *vring = vec_elt_at_index (vif->rxq_vrings, qid);
+ u16 txq_id = thread_index % vif->num_txqs;
+ virtio_vring_t *txq_vring = vec_elt_at_index (vif->txq_vrings, txq_id);
u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
const int hdr_sz = vif->virtio_net_hdr_sz;
u32 *to_next = 0;
u16 last = vring->last_used_idx;
u16 n_left = vring->used->idx - last;
- if ((vring->used->flags & VIRTIO_RING_FLAG_MASK_INT) == 0 &&
+ if (vif->packet_coalesce)
+ {
+ vnet_gro_flow_table_schedule_node_on_dispatcher (vm,
+ txq_vring->flow_table);
+ }
+
+ if ((vring->used->flags & VRING_USED_F_NO_NOTIFY) == 0 &&
vring->last_kick_avail_idx != vring->avail->idx)
virtio_kick (vm, vring, vif);
{
u8 l4_proto = 0, l4_hdr_sz = 0;
u16 num_buffers = 1;
- struct vring_used_elem *e = &vring->used->ring[last & mask];
- struct virtio_net_hdr_v1 *hdr;
+ vring_used_elem_t *e = &vring->used->ring[last & mask];
+ virtio_net_hdr_v1_t *hdr;
u16 slot = e->id;
u16 len = e->len - hdr_sz;
u32 bi0 = vring->buffers[slot];
vlib_buffer_t *b0 = vlib_get_buffer (vm, bi0);
hdr = vlib_buffer_get_current (b0);
- if (hdr_sz == sizeof (struct virtio_net_hdr_v1))
+ if (hdr_sz == sizeof (virtio_net_hdr_v1_t))
num_buffers = hdr->num_buffers;
b0->flags = VLIB_BUFFER_TOTAL_LENGTH_VALID;
n_rx_bytes);
refill:
- virtio_refill_vring (vm, vif, type, vring, hdr_sz);
+ virtio_refill_vring (vm, vif, type, vring, hdr_sz, node->node_index);
return n_rx_packets;
}