};
+#ifndef CLIB_MARCH_VARIANT
u8 *
format_af_packet_device_name (u8 * s, va_list * args)
{
s = format (s, "host-%s", apif->host_if_name);
return s;
}
+#endif /* CLIB_MARCH_VARIANT */
static u8 *
format_af_packet_device (u8 * s, va_list * args)
{
- s = format (s, "Linux PACKET socket interface");
+ u32 dev_instance = va_arg (*args, u32);
+ u32 indent = format_get_indent (s);
+ int __clib_unused verbose = va_arg (*args, int);
+
+ af_packet_main_t *apm = &af_packet_main;
+ af_packet_if_t *apif = pool_elt_at_index (apm->interfaces, dev_instance);
+ clib_spinlock_lock_if_init (&apif->lockp);
+ u32 tx_block_sz = apif->tx_req->tp_block_size;
+ u32 tx_frame_sz = apif->tx_req->tp_frame_size;
+ u32 tx_frame_nr = apif->tx_req->tp_frame_nr;
+ u32 tx_block_nr = apif->tx_req->tp_block_nr;
+ u32 rx_block_size = apif->rx_req->tp_block_size;
+ u32 rx_frame_size = apif->rx_req->tp_frame_size;
+ u32 rx_frame_nr = apif->rx_req->tp_frame_nr;
+ u32 rx_block_nr = apif->rx_req->tp_block_nr;
+ int block = 0;
+ u8 *tx_block_start = apif->tx_ring + block * tx_block_sz;
+ u32 tx_frame = apif->next_tx_frame;
+ struct tpacket2_hdr *tph;
+
+ s = format (s, "Linux PACKET socket interface\n");
+ s = format (s, "%UTX block size:%d nr:%d TX frame size:%d nr:%d\n",
+ format_white_space, indent, tx_block_sz, tx_block_nr,
+ tx_frame_sz, tx_frame_nr);
+ s = format (s, "%URX block size:%d nr:%d RX frame size:%d nr:%d\n",
+ format_white_space, indent, rx_block_size, rx_block_nr,
+ rx_frame_size, rx_frame_nr);
+ s = format (s, "%Unext frame:%d\n", format_white_space, indent,
+ apif->next_tx_frame);
+
+ int n_send_req = 0, n_avail = 0, n_sending = 0, n_tot = 0, n_wrong = 0;
+ do
+ {
+ tph = (struct tpacket2_hdr *) (tx_block_start + tx_frame * tx_frame_sz);
+ tx_frame = (tx_frame + 1) % tx_frame_nr;
+ if (tph->tp_status == 0)
+ n_avail++;
+ else if (tph->tp_status & TP_STATUS_SEND_REQUEST)
+ n_send_req++;
+ else if (tph->tp_status & TP_STATUS_SENDING)
+ n_sending++;
+ else
+ n_wrong++;
+ n_tot++;
+ }
+ while (tx_frame != apif->next_tx_frame);
+ s = format (s, "%Uavailable:%d request:%d sending:%d wrong:%d total:%d\n",
+ format_white_space, indent, n_avail, n_send_req, n_sending,
+ n_wrong, n_tot);
+
+ clib_spinlock_unlock_if_init (&apif->lockp);
return s;
}
return s;
}
-static uword
-af_packet_interface_tx (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
+VNET_DEVICE_CLASS_TX_FN (af_packet_device_class) (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame)
{
af_packet_main_t *apm = &af_packet_main;
- u32 *buffers = vlib_frame_args (frame);
+ u32 *buffers = vlib_frame_vector_args (frame);
u32 n_left = frame->n_vectors;
u32 n_sent = 0;
vnet_interface_output_runtime_t *rd = (void *) node->runtime_data;
af_packet_if_t *apif =
pool_elt_at_index (apm->interfaces, rd->dev_instance);
+ clib_spinlock_lock_if_init (&apif->lockp);
int block = 0;
u32 block_size = apif->tx_req->tp_block_size;
u32 frame_size = apif->tx_req->tp_frame_size;
struct tpacket2_hdr *tph;
u32 frame_not_ready = 0;
- clib_spinlock_lock_if_init (&apif->lockp);
-
- while (n_left > 0)
+ while (n_left)
{
u32 len;
u32 offset = 0;
buffers++;
tph = (struct tpacket2_hdr *) (block_start + tx_frame * frame_size);
-
- if (PREDICT_FALSE
- (tph->tp_status & (TP_STATUS_SEND_REQUEST | TP_STATUS_SENDING)))
+ if (PREDICT_FALSE (tph->tp_status &
+ (TP_STATUS_SEND_REQUEST | TP_STATUS_SENDING)))
{
frame_not_ready++;
goto next;
{
b0 = vlib_get_buffer (vm, bi);
len = b0->current_length;
- clib_memcpy ((u8 *) tph +
- TPACKET_ALIGN (sizeof (struct tpacket2_hdr)) + offset,
- vlib_buffer_get_current (b0), len);
+ clib_memcpy_fast ((u8 *) tph +
+ TPACKET_ALIGN (sizeof (struct tpacket2_hdr)) +
+ offset, vlib_buffer_get_current (b0), len);
offset += len;
}
while ((bi =
tph->tp_len = tph->tp_snaplen = offset;
tph->tp_status = TP_STATUS_SEND_REQUEST;
n_sent++;
- next:
+
tx_frame = (tx_frame + 1) % frame_num;
+ next:
/* check if we've exhausted the ring */
if (PREDICT_FALSE (frame_not_ready + n_sent == frame_num))
break;
{
apif->next_tx_frame = tx_frame;
- if (PREDICT_FALSE (sendto (apif->fd, NULL, 0,
- MSG_DONTWAIT, NULL, 0) == -1))
+ if (PREDICT_FALSE (sendto (apif->fd, NULL, 0, MSG_DONTWAIT, NULL, 0) ==
+ -1))
{
/* Uh-oh, drop & move on, but count whether it was fatal or not.
* Note that we have no reliable way to properly determine the
*/
vlib_error_count (vm, node->node_index,
unix_error_is_fatal (errno) ?
- AF_PACKET_TX_ERROR_TXRING_FATAL :
- AF_PACKET_TX_ERROR_TXRING_EAGAIN, n_sent);
+ AF_PACKET_TX_ERROR_TXRING_FATAL :
+ AF_PACKET_TX_ERROR_TXRING_EAGAIN,
+ n_sent);
}
}
vlib_error_count (vm, node->node_index, AF_PACKET_TX_ERROR_TXRING_OVERRUN,
n_left);
- vlib_buffer_free (vm, vlib_frame_args (frame), frame->n_vectors);
+ vlib_buffer_free (vm, vlib_frame_vector_args (frame), frame->n_vectors);
return frame->n_vectors;
}
if (0 > fd)
{
- clib_unix_warning ("af_packet_%s could not open socket",
- apif->host_if_name);
+ vlib_log_warn (apm->log_class, "af_packet_%s could not open socket",
+ apif->host_if_name);
return 0;
}
ifr.ifr_ifindex = apif->host_if_index;
if ((rv = ioctl (fd, SIOCGIFNAME, &ifr)) < 0)
{
- clib_unix_warning ("af_packet_%s ioctl could not retrieve eth name",
- apif->host_if_name);
+ vlib_log_warn (apm->log_class,
+ "af_packet_%s ioctl could not retrieve eth name",
+ apif->host_if_name);
goto error;
}
if ((rv = ioctl (fd, SIOCGIFFLAGS, &ifr)) < 0)
{
- clib_unix_warning ("af_packet_%s error: %d",
- apif->is_admin_up ? "up" : "down", rv);
+ vlib_log_warn (apm->log_class, "af_packet_%s error: %d",
+ apif->is_admin_up ? "up" : "down", rv);
goto error;
}
if ((rv = ioctl (fd, SIOCSIFFLAGS, &ifr)) < 0)
{
- clib_unix_warning ("af_packet_%s error: %d",
- apif->is_admin_up ? "up" : "down", rv);
+ vlib_log_warn (apm->log_class, "af_packet_%s error: %d",
+ apif->is_admin_up ? "up" : "down", rv);
goto error;
}
}
static clib_error_t *af_packet_set_mac_address_function
- (struct vnet_hw_interface_t *hi, char *address)
+ (struct vnet_hw_interface_t *hi, const u8 * old_address, const u8 * address)
{
af_packet_main_t *apm = &af_packet_main;
af_packet_if_t *apif =
if (0 > fd)
{
- clib_unix_warning ("af_packet_%s could not open socket",
- apif->host_if_name);
+ vlib_log_warn (apm->log_class, "af_packet_%s could not open socket",
+ apif->host_if_name);
return 0;
}
ifr.ifr_ifindex = apif->host_if_index;
if ((rv = ioctl (fd, SIOCGIFNAME, &ifr)) < 0)
{
- clib_unix_warning
- ("af_packet_%s ioctl could not retrieve eth name, error: %d",
+ vlib_log_warn
+ (apm->log_class,
+ "af_packet_%s ioctl could not retrieve eth name, error: %d",
apif->host_if_name, rv);
goto error;
}
if ((rv = ioctl (fd, SIOCSIFHWADDR, &ifr)) < 0)
{
- clib_unix_warning ("af_packet_%s ioctl could not set mac, error: %d",
- apif->host_if_name, rv);
+ vlib_log_warn (apm->log_class,
+ "af_packet_%s ioctl could not set mac, error: %d",
+ apif->host_if_name, rv);
goto error;
}
return 0; /* no error */
}
-/* *INDENT-OFF* */
VNET_DEVICE_CLASS (af_packet_device_class) = {
.name = "af-packet",
- .tx_function = af_packet_interface_tx,
.format_device_name = format_af_packet_device_name,
.format_device = format_af_packet_device,
.format_tx_trace = format_af_packet_tx_trace,
.mac_addr_change_function = af_packet_set_mac_address_function,
};
-VLIB_DEVICE_TX_FUNCTION_MULTIARCH (af_packet_device_class,
- af_packet_interface_tx)
-/* *INDENT-ON* */
-
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff