/**
* @brief VXLAN GPE encap error strings
*/
-static char * vxlan_gpe_encap_error_strings[] = {
+static char *vxlan_gpe_encap_error_strings[] = {
#define _(sym,string) string,
foreach_vxlan_gpe_encap_error
#undef _
/**
* @brief Struct for VXLAN GPE errors/counters
*/
-typedef enum {
+typedef enum
+{
#define _(sym,str) VXLAN_GPE_ENCAP_ERROR_##sym,
- foreach_vxlan_gpe_encap_error
+ foreach_vxlan_gpe_encap_error
#undef _
VXLAN_GPE_ENCAP_N_ERROR,
} vxlan_gpe_encap_error_t;
/**
* @brief Struct for tracing VXLAN GPE encapsulated packets
*/
-typedef struct {
+typedef struct
+{
u32 tunnel_index;
} vxlan_gpe_encap_trace_t;
* @return *s
*
*/
-u8 * format_vxlan_gpe_encap_trace (u8 * s, va_list * args)
+u8 *
+format_vxlan_gpe_encap_trace (u8 * s, va_list * args)
{
CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- vxlan_gpe_encap_trace_t * t
- = va_arg (*args, vxlan_gpe_encap_trace_t *);
+ vxlan_gpe_encap_trace_t *t = va_arg (*args, vxlan_gpe_encap_trace_t *);
s = format (s, "VXLAN-GPE-ENCAP: tunnel %d", t->tunnel_index);
return s;
*/
always_inline void
vxlan_gpe_encap_one_inline (vxlan_gpe_main_t * ngm, vlib_buffer_t * b0,
- vxlan_gpe_tunnel_t * t0, u32 * next0,
- u8 is_v4)
+ vxlan_gpe_tunnel_t * t0, u32 * next0, u8 is_v4)
{
- ASSERT(sizeof(ip4_vxlan_gpe_header_t) == 36);
- ASSERT(sizeof(ip6_vxlan_gpe_header_t) == 56);
+ ASSERT (sizeof (ip4_vxlan_gpe_header_t) == 36);
+ ASSERT (sizeof (ip6_vxlan_gpe_header_t) == 56);
ip_udp_encap_one (ngm->vlib_main, b0, t0->rewrite, t0->rewrite_size, is_v4);
next0[0] = t0->encap_next_node;
*/
always_inline void
vxlan_gpe_encap_two_inline (vxlan_gpe_main_t * ngm, vlib_buffer_t * b0,
- vlib_buffer_t * b1, vxlan_gpe_tunnel_t * t0,
- vxlan_gpe_tunnel_t * t1, u32 * next0,
- u32 * next1, u8 is_v4)
+ vlib_buffer_t * b1, vxlan_gpe_tunnel_t * t0,
+ vxlan_gpe_tunnel_t * t1, u32 * next0,
+ u32 * next1, u8 is_v4)
{
- ASSERT(sizeof(ip4_vxlan_gpe_header_t) == 36);
- ASSERT(sizeof(ip6_vxlan_gpe_header_t) == 56);
+ ASSERT (sizeof (ip4_vxlan_gpe_header_t) == 36);
+ ASSERT (sizeof (ip6_vxlan_gpe_header_t) == 56);
ip_udp_encap_one (ngm->vlib_main, b0, t0->rewrite, t0->rewrite_size, is_v4);
ip_udp_encap_one (ngm->vlib_main, b1, t1->rewrite, t1->rewrite_size, is_v4);
*/
static uword
vxlan_gpe_encap (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
+ vlib_node_runtime_t * node, vlib_frame_t * from_frame)
{
u32 n_left_from, next_index, *from, *to_next;
- vxlan_gpe_main_t * ngm = &vxlan_gpe_main;
- vnet_main_t * vnm = ngm->vnet_main;
- vnet_interface_main_t * im = &vnm->interface_main;
+ vxlan_gpe_main_t *ngm = &vxlan_gpe_main;
+ vnet_main_t *vnm = ngm->vnet_main;
+ vnet_interface_main_t *im = &vnm->interface_main;
u32 pkts_encapsulated = 0;
- u32 cpu_index = os_get_cpu_number ();
+ u32 thread_index = vm->thread_index;
u32 stats_sw_if_index, stats_n_packets, stats_n_bytes;
from = vlib_frame_vector_args (from_frame);
stats_n_packets = stats_n_bytes = 0;
while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame(vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from >= 4 && n_left_to_next >= 2)
- {
- u32 bi0, bi1;
- vlib_buffer_t * b0, *b1;
- u32 next0, next1;
- u32 sw_if_index0, sw_if_index1, len0, len1;
- vnet_hw_interface_t * hi0, *hi1;
- vxlan_gpe_tunnel_t * t0, *t1;
- u8 is_ip4_0, is_ip4_1;
-
- next0 = next1 = VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP;
-
- /* Prefetch next iteration. */
- {
- vlib_buffer_t * p2, *p3;
-
- p2 = vlib_get_buffer (vm, from[2]);
- p3 = vlib_get_buffer (vm, from[3]);
-
- vlib_prefetch_buffer_header(p2, LOAD);
- vlib_prefetch_buffer_header(p3, LOAD);
-
- CLIB_PREFETCH(p2->data, 2*CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH(p3->data, 2*CLIB_CACHE_LINE_BYTES, LOAD);
- }
-
- bi0 = from[0];
- bi1 = from[1];
- to_next[0] = bi0;
- to_next[1] = bi1;
- from += 2;
- to_next += 2;
- n_left_to_next -= 2;
- n_left_from -= 2;
-
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
-
- /* 1-wide cache? */
- sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_TX];
- sw_if_index1 = vnet_buffer(b1)->sw_if_index[VLIB_TX];
- hi0 = vnet_get_sup_hw_interface (vnm, vnet_buffer(b0)->sw_if_index[VLIB_TX]);
- hi1 = vnet_get_sup_hw_interface (vnm, vnet_buffer(b1)->sw_if_index[VLIB_TX]);
-
- t0 = pool_elt_at_index(ngm->tunnels, hi0->dev_instance);
- t1 = pool_elt_at_index(ngm->tunnels, hi1->dev_instance);
-
- is_ip4_0 = (t0->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
- is_ip4_1 = (t1->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
-
- if (PREDICT_TRUE(is_ip4_0 == is_ip4_1))
- {
- vxlan_gpe_encap_two_inline (ngm, b0, b1, t0, t1, &next0, &next1,is_ip4_0);
- }
- else
- {
- vxlan_gpe_encap_one_inline (ngm, b0, t0, &next0, is_ip4_0);
- vxlan_gpe_encap_one_inline (ngm, b1, t1, &next1, is_ip4_1);
- }
-
- /* Reset to look up tunnel partner in the configured FIB */
- vnet_buffer(b0)->sw_if_index[VLIB_TX] = t0->encap_fib_index;
- vnet_buffer(b1)->sw_if_index[VLIB_TX] = t1->encap_fib_index;
- vnet_buffer(b0)->sw_if_index[VLIB_RX] = sw_if_index0;
- vnet_buffer(b1)->sw_if_index[VLIB_RX] = sw_if_index1;
- pkts_encapsulated += 2;
-
- len0 = vlib_buffer_length_in_chain (vm, b0);
- len1 = vlib_buffer_length_in_chain (vm, b0);
- stats_n_packets += 2;
- stats_n_bytes += len0 + len1;
-
- /* Batch stats increment on the same vxlan tunnel so counter is not
- incremented per packet. Note stats are still incremented for deleted
- and admin-down tunnel where packets are dropped. It is not worthwhile
- to check for this rare case and affect normal path performance. */
- if (PREDICT_FALSE((sw_if_index0 != stats_sw_if_index)
- || (sw_if_index1 != stats_sw_if_index)))
- {
- stats_n_packets -= 2;
- stats_n_bytes -= len0 + len1;
- if (sw_if_index0 == sw_if_index1)
- {
- if (stats_n_packets)
- vlib_increment_combined_counter (
- im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX,
- cpu_index, stats_sw_if_index, stats_n_packets, stats_n_bytes);
- stats_sw_if_index = sw_if_index0;
- stats_n_packets = 2;
- stats_n_bytes = len0 + len1;
- }
- else
- {
- vlib_increment_combined_counter (
- im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX,
- cpu_index, sw_if_index0, 1, len0);
- vlib_increment_combined_counter (
- im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX,
- cpu_index, sw_if_index1, 1, len1);
- }
- }
-
- if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vxlan_gpe_encap_trace_t *tr = vlib_add_trace (vm, node, b0, sizeof(*tr));
- tr->tunnel_index = t0 - ngm->tunnels;
- }
-
- if (PREDICT_FALSE(b1->flags & VLIB_BUFFER_IS_TRACED))
- {
- vxlan_gpe_encap_trace_t *tr = vlib_add_trace (vm, node, b1,
- sizeof(*tr));
- tr->tunnel_index = t1 - ngm->tunnels;
- }
-
- vlib_validate_buffer_enqueue_x2(vm, node, next_index, to_next,
- n_left_to_next, bi0, bi1, next0, next1);
- }
-
- while (n_left_from > 0 && n_left_to_next > 0)
{
- u32 bi0;
- vlib_buffer_t * b0;
- u32 next0 = VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP;
- u32 sw_if_index0, len0;
- vnet_hw_interface_t * hi0;
- vxlan_gpe_tunnel_t * t0;
- u8 is_ip4_0;
-
- bi0 = from[0];
- to_next[0] = bi0;
- from += 1;
- to_next += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
-
- /* 1-wide cache? */
- sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_TX];
- hi0 = vnet_get_sup_hw_interface (vnm, vnet_buffer(b0)->sw_if_index[VLIB_TX]);
-
- t0 = pool_elt_at_index(ngm->tunnels, hi0->dev_instance);
-
- is_ip4_0 = (t0->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
-
- vxlan_gpe_encap_one_inline (ngm, b0, t0, &next0, is_ip4_0);
-
- /* Reset to look up tunnel partner in the configured FIB */
- vnet_buffer(b0)->sw_if_index[VLIB_TX] = t0->encap_fib_index;
- vnet_buffer(b0)->sw_if_index[VLIB_RX] = sw_if_index0;
- pkts_encapsulated++;
-
- len0 = vlib_buffer_length_in_chain (vm, b0);
- stats_n_packets += 1;
- stats_n_bytes += len0;
-
- /* Batch stats increment on the same vxlan tunnel so counter is not
- * incremented per packet. Note stats are still incremented for deleted
- * and admin-down tunnel where packets are dropped. It is not worthwhile
- * to check for this rare case and affect normal path performance. */
- if (PREDICT_FALSE(sw_if_index0 != stats_sw_if_index))
- {
- stats_n_packets -= 1;
- stats_n_bytes -= len0;
- if (stats_n_packets)
- vlib_increment_combined_counter (
- im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX,
- cpu_index, stats_sw_if_index, stats_n_packets, stats_n_bytes);
- stats_n_packets = 1;
- stats_n_bytes = len0;
- stats_sw_if_index = sw_if_index0;
- }
- if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- vxlan_gpe_encap_trace_t *tr = vlib_add_trace (vm, node, b0,
- sizeof(*tr));
- tr->tunnel_index = t0 - ngm->tunnels;
- }
- vlib_validate_buffer_enqueue_x1(vm, node, next_index, to_next,
- n_left_to_next, bi0, next0);
+ u32 n_left_to_next;
+
+ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
+
+ while (n_left_from >= 4 && n_left_to_next >= 2)
+ {
+ u32 bi0, bi1;
+ vlib_buffer_t *b0, *b1;
+ u32 next0, next1;
+ u32 sw_if_index0, sw_if_index1, len0, len1;
+ vnet_hw_interface_t *hi0, *hi1;
+ vxlan_gpe_tunnel_t *t0, *t1;
+ u8 is_ip4_0, is_ip4_1;
+
+ next0 = next1 = VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP;
+
+ /* Prefetch next iteration. */
+ {
+ vlib_buffer_t *p2, *p3;
+
+ p2 = vlib_get_buffer (vm, from[2]);
+ p3 = vlib_get_buffer (vm, from[3]);
+
+ vlib_prefetch_buffer_header (p2, LOAD);
+ vlib_prefetch_buffer_header (p3, LOAD);
+
+ CLIB_PREFETCH (p2->data, 2 * CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (p3->data, 2 * CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+
+ bi0 = from[0];
+ bi1 = from[1];
+ to_next[0] = bi0;
+ to_next[1] = bi1;
+ from += 2;
+ to_next += 2;
+ n_left_to_next -= 2;
+ n_left_from -= 2;
+
+ b0 = vlib_get_buffer (vm, bi0);
+ b1 = vlib_get_buffer (vm, bi1);
+
+ /* 1-wide cache? */
+ sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
+ sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_TX];
+ hi0 =
+ vnet_get_sup_hw_interface (vnm,
+ vnet_buffer (b0)->sw_if_index
+ [VLIB_TX]);
+ hi1 =
+ vnet_get_sup_hw_interface (vnm,
+ vnet_buffer (b1)->sw_if_index
+ [VLIB_TX]);
+
+ t0 = pool_elt_at_index (ngm->tunnels, hi0->dev_instance);
+ t1 = pool_elt_at_index (ngm->tunnels, hi1->dev_instance);
+
+ is_ip4_0 = (t0->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
+ is_ip4_1 = (t1->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
+
+ if (PREDICT_TRUE (is_ip4_0 == is_ip4_1))
+ {
+ vxlan_gpe_encap_two_inline (ngm, b0, b1, t0, t1, &next0, &next1,
+ is_ip4_0);
+ }
+ else
+ {
+ vxlan_gpe_encap_one_inline (ngm, b0, t0, &next0, is_ip4_0);
+ vxlan_gpe_encap_one_inline (ngm, b1, t1, &next1, is_ip4_1);
+ }
+
+ /* Reset to look up tunnel partner in the configured FIB */
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = t0->encap_fib_index;
+ vnet_buffer (b1)->sw_if_index[VLIB_TX] = t1->encap_fib_index;
+ vnet_buffer (b0)->sw_if_index[VLIB_RX] = sw_if_index0;
+ vnet_buffer (b1)->sw_if_index[VLIB_RX] = sw_if_index1;
+ pkts_encapsulated += 2;
+
+ len0 = vlib_buffer_length_in_chain (vm, b0);
+ len1 = vlib_buffer_length_in_chain (vm, b0);
+ stats_n_packets += 2;
+ stats_n_bytes += len0 + len1;
+
+ /* Batch stats increment on the same vxlan tunnel so counter is not
+ incremented per packet. Note stats are still incremented for deleted
+ and admin-down tunnel where packets are dropped. It is not worthwhile
+ to check for this rare case and affect normal path performance. */
+ if (PREDICT_FALSE ((sw_if_index0 != stats_sw_if_index)
+ || (sw_if_index1 != stats_sw_if_index)))
+ {
+ stats_n_packets -= 2;
+ stats_n_bytes -= len0 + len1;
+ if (sw_if_index0 == sw_if_index1)
+ {
+ if (stats_n_packets)
+ vlib_increment_combined_counter
+ (im->combined_sw_if_counters +
+ VNET_INTERFACE_COUNTER_TX, thread_index,
+ stats_sw_if_index, stats_n_packets, stats_n_bytes);
+ stats_sw_if_index = sw_if_index0;
+ stats_n_packets = 2;
+ stats_n_bytes = len0 + len1;
+ }
+ else
+ {
+ vlib_increment_combined_counter (im->combined_sw_if_counters
+ +
+ VNET_INTERFACE_COUNTER_TX,
+ thread_index, sw_if_index0,
+ 1, len0);
+ vlib_increment_combined_counter (im->combined_sw_if_counters
+ +
+ VNET_INTERFACE_COUNTER_TX,
+ thread_index, sw_if_index1,
+ 1, len1);
+ }
+ }
+
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ vxlan_gpe_encap_trace_t *tr =
+ vlib_add_trace (vm, node, b0, sizeof (*tr));
+ tr->tunnel_index = t0 - ngm->tunnels;
+ }
+
+ if (PREDICT_FALSE (b1->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ vxlan_gpe_encap_trace_t *tr = vlib_add_trace (vm, node, b1,
+ sizeof (*tr));
+ tr->tunnel_index = t1 - ngm->tunnels;
+ }
+
+ vlib_validate_buffer_enqueue_x2 (vm, node, next_index, to_next,
+ n_left_to_next, bi0, bi1, next0,
+ next1);
+ }
+
+ while (n_left_from > 0 && n_left_to_next > 0)
+ {
+ u32 bi0;
+ vlib_buffer_t *b0;
+ u32 next0 = VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP;
+ u32 sw_if_index0, len0;
+ vnet_hw_interface_t *hi0;
+ vxlan_gpe_tunnel_t *t0;
+ u8 is_ip4_0;
+
+ bi0 = from[0];
+ to_next[0] = bi0;
+ from += 1;
+ to_next += 1;
+ n_left_from -= 1;
+ n_left_to_next -= 1;
+
+ b0 = vlib_get_buffer (vm, bi0);
+
+ /* 1-wide cache? */
+ sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
+ hi0 =
+ vnet_get_sup_hw_interface (vnm,
+ vnet_buffer (b0)->sw_if_index
+ [VLIB_TX]);
+
+ t0 = pool_elt_at_index (ngm->tunnels, hi0->dev_instance);
+
+ is_ip4_0 = (t0->flags & VXLAN_GPE_TUNNEL_IS_IPV4);
+
+ vxlan_gpe_encap_one_inline (ngm, b0, t0, &next0, is_ip4_0);
+
+ /* Reset to look up tunnel partner in the configured FIB */
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = t0->encap_fib_index;
+ vnet_buffer (b0)->sw_if_index[VLIB_RX] = sw_if_index0;
+ pkts_encapsulated++;
+
+ len0 = vlib_buffer_length_in_chain (vm, b0);
+ stats_n_packets += 1;
+ stats_n_bytes += len0;
+
+ /* Batch stats increment on the same vxlan tunnel so counter is not
+ * incremented per packet. Note stats are still incremented for deleted
+ * and admin-down tunnel where packets are dropped. It is not worthwhile
+ * to check for this rare case and affect normal path performance. */
+ if (PREDICT_FALSE (sw_if_index0 != stats_sw_if_index))
+ {
+ stats_n_packets -= 1;
+ stats_n_bytes -= len0;
+ if (stats_n_packets)
+ vlib_increment_combined_counter (im->combined_sw_if_counters +
+ VNET_INTERFACE_COUNTER_TX,
+ thread_index,
+ stats_sw_if_index,
+ stats_n_packets,
+ stats_n_bytes);
+ stats_n_packets = 1;
+ stats_n_bytes = len0;
+ stats_sw_if_index = sw_if_index0;
+ }
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ vxlan_gpe_encap_trace_t *tr = vlib_add_trace (vm, node, b0,
+ sizeof (*tr));
+ tr->tunnel_index = t0 - ngm->tunnels;
+ }
+ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
+ n_left_to_next, bi0, next0);
+ }
+
+ vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
-
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
vlib_node_increment_counter (vm, node->node_index,
- VXLAN_GPE_ENCAP_ERROR_ENCAPSULATED,
- pkts_encapsulated);
+ VXLAN_GPE_ENCAP_ERROR_ENCAPSULATED,
+ pkts_encapsulated);
/* Increment any remaining batch stats */
if (stats_n_packets)
- {
- vlib_increment_combined_counter (
- im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX, cpu_index,
- stats_sw_if_index, stats_n_packets, stats_n_bytes);
- node->runtime_data[0] = stats_sw_if_index;
- }
+ {
+ vlib_increment_combined_counter (im->combined_sw_if_counters +
+ VNET_INTERFACE_COUNTER_TX,
+ thread_index, stats_sw_if_index,
+ stats_n_packets, stats_n_bytes);
+ node->runtime_data[0] = stats_sw_if_index;
+ }
return from_frame->n_vectors;
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (vxlan_gpe_encap_node) = {
.function = vxlan_gpe_encap,
.name = "vxlan-gpe-encap",
[VXLAN_GPE_ENCAP_NEXT_DROP] = "error-drop",
},
};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
Code Review / vpp.git / blobdiff