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-rw-r--r--vnet/vnet/l2/l2_output.c708
1 files changed, 0 insertions, 708 deletions
diff --git a/vnet/vnet/l2/l2_output.c b/vnet/vnet/l2/l2_output.c
deleted file mode 100644
index 953fcb0222a..00000000000
--- a/vnet/vnet/l2/l2_output.c
+++ /dev/null
@@ -1,708 +0,0 @@
-/*
- * l2_output.c : layer 2 output packet processing
- *
- * Copyright (c) 2013 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vlib/cli.h>
-
-#include <vppinfra/error.h>
-#include <vppinfra/hash.h>
-#include <vnet/l2/feat_bitmap.h>
-#include <vnet/l2/l2_output.h>
-
-
-/* Feature graph node names */
-static char *l2output_feat_names[] = {
-#define _(sym,name) name,
- foreach_l2output_feat
-#undef _
-};
-
-char **
-l2output_get_feat_names (void)
-{
- return l2output_feat_names;
-}
-
-l2output_main_t l2output_main;
-
-typedef struct
-{
- /* per-pkt trace data */
- u8 src[6];
- u8 dst[6];
- u32 sw_if_index;
-} l2output_trace_t;
-
-/* packet trace format function */
-static u8 *
-format_l2output_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 *);
- l2output_trace_t *t = va_arg (*args, l2output_trace_t *);
-
- s = format (s, "l2-output: sw_if_index %d dst %U src %U",
- t->sw_if_index,
- format_ethernet_address, t->dst,
- format_ethernet_address, t->src);
- return s;
-}
-
-
-static char *l2output_error_strings[] = {
-#define _(sym,string) string,
- foreach_l2output_error
-#undef _
-};
-
-/**
- * Check for split horizon violations.
- * Return 0 if split horizon check passes, otherwise return non-zero.
- * Packets should not be transmitted out an interface with the same
- * split-horizon group as the input interface, except if the @c shg is 0
- * in which case the check always passes.
- */
-static_always_inline u32
-split_horizon_violation (u8 shg1, u8 shg2)
-{
- if (PREDICT_TRUE (shg1 == 0))
- {
- return 0;
- }
- else
- {
- return shg1 == shg2;
- }
-}
-
-static_always_inline void
-l2output_vtr (vlib_node_runtime_t * node, l2_output_config_t * config,
- u32 feature_bitmap, vlib_buffer_t * b, u32 * next)
-{
- if (PREDICT_FALSE (config->out_vtr_flag))
- {
- /* Perform pre-vtr EFP filter check if configured */
- if (config->output_vtr.push_and_pop_bytes)
- {
- /*
- * Perform output vlan tag rewrite and the pre-vtr EFP filter check.
- * The EFP Filter only needs to be run if there is an output VTR
- * configured. The flag for the post-vtr EFP Filter node is used
- * to trigger the pre-vtr check as well.
- */
- u32 failed1 = (feature_bitmap & L2OUTPUT_FEAT_EFP_FILTER)
- && (l2_efp_filter_process (b, &(config->input_vtr)));
- u32 failed2 = l2_vtr_process (b, &(config->output_vtr));
-
- if (PREDICT_FALSE (failed1 | failed2))
- {
- *next = L2OUTPUT_NEXT_DROP;
- if (failed2)
- {
- b->error = node->errors[L2OUTPUT_ERROR_VTR_DROP];
- }
- if (failed1)
- {
- b->error = node->errors[L2OUTPUT_ERROR_EFP_DROP];
- }
- }
- }
- // perform the PBB rewrite
- else if (config->output_pbb_vtr.push_and_pop_bytes)
- {
- u32 failed = l2_pbb_process (b, &(config->output_pbb_vtr));
- if (PREDICT_FALSE (failed))
- {
- *next = L2OUTPUT_NEXT_DROP;
- b->error = node->errors[L2OUTPUT_ERROR_VTR_DROP];
- }
- }
- }
-}
-
-
-static vlib_node_registration_t l2output_node;
-
-static uword
-l2output_node_fn (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- u32 n_left_from, *from, *to_next;
- l2output_next_t next_index;
- l2output_main_t *msm = &l2output_main;
- u32 cached_sw_if_index;
- u32 cached_next_index;
-
- /* Invalidate cache */
- cached_sw_if_index = ~0;
- cached_next_index = ~0; /* warning be gone */
-
- from = vlib_frame_vector_args (frame);
- n_left_from = frame->n_vectors; /* number of packets to process */
- next_index = node->cached_next_index;
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- /* get space to enqueue frame to graph node "next_index" */
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from >= 8 && n_left_to_next >= 4)
- {
- u32 bi0, bi1, bi2, bi3;
- vlib_buffer_t *b0, *b1, *b2, *b3;
- u32 next0, next1, next2, next3;
- u32 sw_if_index0, sw_if_index1, sw_if_index2, sw_if_index3;
- ethernet_header_t *h0, *h1, *h2, *h3;
- l2_output_config_t *config0, *config1, *config2, *config3;
- u32 feature_bitmap0, feature_bitmap1;
- u32 feature_bitmap2, feature_bitmap3;
-
- /* Prefetch next iteration. */
- {
- vlib_buffer_t *p4, *p5, *p6, *p7;
-
- p4 = vlib_get_buffer (vm, from[4]);
- p5 = vlib_get_buffer (vm, from[5]);
- p6 = vlib_get_buffer (vm, from[6]);
- p7 = vlib_get_buffer (vm, from[7]);
-
- /* Prefetch the buffer header for the N+2 loop iteration */
- vlib_prefetch_buffer_header (p4, LOAD);
- vlib_prefetch_buffer_header (p5, LOAD);
- vlib_prefetch_buffer_header (p6, LOAD);
- vlib_prefetch_buffer_header (p7, LOAD);
- }
-
- /* speculatively enqueue b0 and b1 to the current next frame */
- /* bi is "buffer index", b is pointer to the buffer */
- to_next[0] = bi0 = from[0];
- to_next[1] = bi1 = from[1];
- to_next[2] = bi2 = from[2];
- to_next[3] = bi3 = from[3];
- from += 4;
- to_next += 4;
- n_left_from -= 4;
- n_left_to_next -= 4;
-
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
- b2 = vlib_get_buffer (vm, bi2);
- b3 = vlib_get_buffer (vm, bi3);
-
- /* TX interface handles */
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
- sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_TX];
- sw_if_index2 = vnet_buffer (b2)->sw_if_index[VLIB_TX];
- sw_if_index3 = vnet_buffer (b3)->sw_if_index[VLIB_TX];
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
- {
- h0 = vlib_buffer_get_current (b0);
- h1 = vlib_buffer_get_current (b1);
- h2 = vlib_buffer_get_current (b2);
- h3 = vlib_buffer_get_current (b3);
- if (b0->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2output_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = sw_if_index0;
- clib_memcpy (t->src, h0->src_address, 6);
- clib_memcpy (t->dst, h0->dst_address, 6);
- }
- if (b1->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2output_trace_t *t =
- vlib_add_trace (vm, node, b1, sizeof (*t));
- t->sw_if_index = sw_if_index1;
- clib_memcpy (t->src, h1->src_address, 6);
- clib_memcpy (t->dst, h1->dst_address, 6);
- }
- if (b2->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2output_trace_t *t =
- vlib_add_trace (vm, node, b2, sizeof (*t));
- t->sw_if_index = sw_if_index2;
- clib_memcpy (t->src, h2->src_address, 6);
- clib_memcpy (t->dst, h2->dst_address, 6);
- }
- if (b3->flags & VLIB_BUFFER_IS_TRACED)
- {
- l2output_trace_t *t =
- vlib_add_trace (vm, node, b3, sizeof (*t));
- t->sw_if_index = sw_if_index3;
- clib_memcpy (t->src, h3->src_address, 6);
- clib_memcpy (t->dst, h3->dst_address, 6);
- }
- }
-
- vlib_node_increment_counter (vm, l2output_node.index,
- L2OUTPUT_ERROR_L2OUTPUT, 4);
-
- /* Get config for the output interface */
- config0 = vec_elt_at_index (msm->configs, sw_if_index0);
- config1 = vec_elt_at_index (msm->configs, sw_if_index1);
- config2 = vec_elt_at_index (msm->configs, sw_if_index2);
- config3 = vec_elt_at_index (msm->configs, sw_if_index3);
-
- /*
- * Get features from the config
- * TODO: mask out any non-applicable features
- */
- feature_bitmap0 = config0->feature_bitmap;
- feature_bitmap1 = config1->feature_bitmap;
- feature_bitmap2 = config2->feature_bitmap;
- feature_bitmap3 = config3->feature_bitmap;
-
- /* Determine next node */
- l2_output_dispatch (msm->vlib_main,
- msm->vnet_main,
- node,
- l2output_node.index,
- &cached_sw_if_index,
- &cached_next_index,
- &msm->next_nodes,
- b0, sw_if_index0, feature_bitmap0, &next0);
-
- l2_output_dispatch (msm->vlib_main,
- msm->vnet_main,
- node,
- l2output_node.index,
- &cached_sw_if_index,
- &cached_next_index,
- &msm->next_nodes,
- b1, sw_if_index1, feature_bitmap1, &next1);
-
- l2_output_dispatch (msm->vlib_main,
- msm->vnet_main,
- node,
- l2output_node.index,
- &cached_sw_if_index,
- &cached_next_index,
- &msm->next_nodes,
- b2, sw_if_index2, feature_bitmap2, &next2);
-
- l2_output_dispatch (msm->vlib_main,
- msm->vnet_main,
- node,
- l2output_node.index,
- &cached_sw_if_index,
- &cached_next_index,
- &msm->next_nodes,
- b3, sw_if_index3, feature_bitmap3, &next3);
-
- l2output_vtr (node, config0, feature_bitmap0, b0, &next0);
- l2output_vtr (node, config1, feature_bitmap1, b1, &next1);
- l2output_vtr (node, config2, feature_bitmap2, b2, &next2);
- l2output_vtr (node, config3, feature_bitmap3, b3, &next3);
-
- /*
- * Perform the split horizon check
- * The check can only fail for non-zero shg's
- */
- if (PREDICT_FALSE (config0->shg + config1->shg +
- config2->shg + config3->shg))
- {
- /* one of the checks might fail, check both */
- if (split_horizon_violation
- (config0->shg, vnet_buffer (b0)->l2.shg))
- {
- next0 = L2OUTPUT_NEXT_DROP;
- b0->error = node->errors[L2OUTPUT_ERROR_SHG_DROP];
- }
- if (split_horizon_violation
- (config1->shg, vnet_buffer (b1)->l2.shg))
- {
- next1 = L2OUTPUT_NEXT_DROP;
- b1->error = node->errors[L2OUTPUT_ERROR_SHG_DROP];
- }
- if (split_horizon_violation
- (config2->shg, vnet_buffer (b2)->l2.shg))
- {
- next2 = L2OUTPUT_NEXT_DROP;
- b2->error = node->errors[L2OUTPUT_ERROR_SHG_DROP];
- }
- if (split_horizon_violation
- (config3->shg, vnet_buffer (b3)->l2.shg))
- {
- next3 = L2OUTPUT_NEXT_DROP;
- b3->error = node->errors[L2OUTPUT_ERROR_SHG_DROP];
- }
- }
-
- /* verify speculative enqueues, maybe switch current next frame */
- /* if next0==next1==next_index then nothing special needs to be done */
- vlib_validate_buffer_enqueue_x4 (vm, node, next_index,
- to_next, n_left_to_next,
- bi0, bi1, bi2, bi3,
- next0, next1, next2, next3);
- }
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
- u32 next0;
- u32 sw_if_index0;
- ethernet_header_t *h0;
- l2_output_config_t *config0;
- u32 feature_bitmap0;
-
- /* speculatively enqueue b0 to the current next frame */
- 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);
-
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- l2output_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = sw_if_index0;
- h0 = vlib_buffer_get_current (b0);
- clib_memcpy (t->src, h0->src_address, 6);
- clib_memcpy (t->dst, h0->dst_address, 6);
- }
-
- vlib_node_increment_counter (vm, l2output_node.index,
- L2OUTPUT_ERROR_L2OUTPUT, 1);
-
- /* Get config for the output interface */
- config0 = vec_elt_at_index (msm->configs, sw_if_index0);
-
- /*
- * Get features from the config
- * TODO: mask out any non-applicable features
- */
- feature_bitmap0 = config0->feature_bitmap;
-
- /* Determine next node */
- l2_output_dispatch (msm->vlib_main,
- msm->vnet_main,
- node,
- l2output_node.index,
- &cached_sw_if_index,
- &cached_next_index,
- &msm->next_nodes,
- b0, sw_if_index0, feature_bitmap0, &next0);
-
- l2output_vtr (node, config0, feature_bitmap0, b0, &next0);
-
- /* Perform the split horizon check */
- if (PREDICT_FALSE
- (split_horizon_violation
- (config0->shg, vnet_buffer (b0)->l2.shg)))
- {
- next0 = L2OUTPUT_NEXT_DROP;
- b0->error = node->errors[L2OUTPUT_ERROR_SHG_DROP];
- }
-
- /* verify speculative enqueue, maybe switch current next frame */
- 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);
- }
-
- return frame->n_vectors;
-}
-
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (l2output_node,static) = {
- .function = l2output_node_fn,
- .name = "l2-output",
- .vector_size = sizeof (u32),
- .format_trace = format_l2output_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(l2output_error_strings),
- .error_strings = l2output_error_strings,
-
- .n_next_nodes = L2OUTPUT_N_NEXT,
-
- /* edit / add dispositions here */
- .next_nodes = {
- [L2OUTPUT_NEXT_DROP] = "error-drop",
- [L2OUTPUT_NEXT_BAD_INTF] = "l2-output-bad-intf",
- },
-};
-/* *INDENT-ON* */
-
-
-#define foreach_l2output_bad_intf_error \
-_(DROP, "L2 output to interface not in L2 mode or deleted")
-
-static char *l2output_bad_intf_error_strings[] = {
-#define _(sym,string) string,
- foreach_l2output_bad_intf_error
-#undef _
-};
-
-typedef enum
-{
-#define _(sym,str) L2OUTPUT_BAD_INTF_ERROR_##sym,
- foreach_l2output_bad_intf_error
-#undef _
- L2OUTPUT_BAD_INTF_N_ERROR,
-} l2output_bad_intf_error_t;
-
-
-/**
- * Output node for interfaces/tunnels which was in L2 mode but were changed
- * to L3 mode or possibly deleted thereafter. On changing forwarding mode
- * of any tunnel/interface from L2 to L3, its entry in l2_output_main table
- * next_nodes.output_node_index_vec[sw_if_index] MUST be set to the value of
- * L2OUTPUT_NEXT_BAD_INTF. Thus, if there are stale entries in the L2FIB for
- * this sw_if_index, l2-output will send packets for this sw_if_index to the
- * l2-output-bad-intf node which just setup the proper drop reason before
- * sending packets to the error-drop node to drop the packet. Then, stale L2FIB
- * entries for delted tunnels won't cause possible packet or memory corrpution.
- */
-static vlib_node_registration_t l2output_bad_intf_node;
-
-static uword
-l2output_bad_intf_node_fn (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- u32 n_left_from, *from, *to_next;
- l2output_next_t next_index = 0;
-
- from = vlib_frame_vector_args (frame);
- n_left_from = frame->n_vectors; /* number of packets to process */
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- /* get space to enqueue frame to graph node "next_index" */
- 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;
-
- to_next[0] = bi0 = from[0];
- to_next[1] = bi1 = from[1];
- from += 2;
- to_next += 2;
- n_left_from -= 2;
- n_left_to_next -= 2;
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
- b0->error = node->errors[L2OUTPUT_BAD_INTF_ERROR_DROP];
- b1->error = node->errors[L2OUTPUT_BAD_INTF_ERROR_DROP];
- }
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
-
- 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);
- b0->error = node->errors[L2OUTPUT_BAD_INTF_ERROR_DROP];
- }
-
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- return frame->n_vectors;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (l2output_bad_intf_node,static) = {
- .function = l2output_bad_intf_node_fn,
- .name = "l2-output-bad-intf",
- .vector_size = sizeof (u32),
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(l2output_bad_intf_error_strings),
- .error_strings = l2output_bad_intf_error_strings,
-
- .n_next_nodes = 1,
-
- /* edit / add dispositions here */
- .next_nodes = {
- [0] = "error-drop",
- },
-};
-/* *INDENT-ON* */
-
-
-VLIB_NODE_FUNCTION_MULTIARCH (l2output_node, l2output_node_fn)
- clib_error_t *l2output_init (vlib_main_t * vm)
-{
- l2output_main_t *mp = &l2output_main;
-
- mp->vlib_main = vm;
- mp->vnet_main = vnet_get_main ();
-
- /* Create the config vector */
- vec_validate (mp->configs, 100);
- /* Until we hook up the CLI config, just create 100 sw interface entries and zero them */
-
- /* Initialize the feature next-node indexes */
- feat_bitmap_init_next_nodes (vm,
- l2output_node.index,
- L2OUTPUT_N_FEAT,
- l2output_get_feat_names (),
- mp->next_nodes.feat_next_node_index);
-
- /* Initialize the output node mapping table */
- l2output_init_output_node_vec (&mp->next_nodes.output_node_index_vec);
-
- return 0;
-}
-
-VLIB_INIT_FUNCTION (l2output_init);
-
-typedef struct
-{
- u32 node_index;
- u32 sw_if_index;
-} output_node_mapping_rpc_args_t;
-
-static void output_node_rpc_callback (output_node_mapping_rpc_args_t * a);
-
-static void
-output_node_mapping_send_rpc (u32 node_index, u32 sw_if_index)
-{
- output_node_mapping_rpc_args_t args;
- void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length);
-
- args.node_index = node_index;
- args.sw_if_index = sw_if_index;
-
- vl_api_rpc_call_main_thread (output_node_rpc_callback,
- (u8 *) & args, sizeof (args));
-}
-
-
-/** Create a mapping in the next node mapping table for the given sw_if_index. */
-u32
-l2output_create_output_node_mapping (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 node_index, /* index of current node */
- u32 * output_node_index_vec,
- u32 sw_if_index)
-{
-
- u32 next; /* index of next graph node */
- vnet_hw_interface_t *hw0;
- u32 *node;
-
- hw0 = vnet_get_sup_hw_interface (vnet_main, sw_if_index);
-
- uword cpu_number;
-
- cpu_number = os_get_cpu_number ();
-
- if (cpu_number)
- {
- u32 oldflags;
-
- oldflags = __sync_fetch_and_or (&hw0->flags,
- VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED);
-
- if ((oldflags & VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED))
- return L2OUTPUT_NEXT_DROP;
-
- output_node_mapping_send_rpc (node_index, sw_if_index);
- return L2OUTPUT_NEXT_DROP;
- }
-
- /* dynamically create graph node arc */
- next = vlib_node_add_next (vlib_main, node_index, hw0->output_node_index);
-
- /* Initialize vector with the mapping */
-
- node = vec_elt_at_index (output_node_index_vec, sw_if_index);
- *node = next;
-
- /* reset mapping bit, includes memory barrier */
- __sync_fetch_and_and (&hw0->flags, ~VNET_HW_INTERFACE_FLAG_L2OUTPUT_MAPPED);
-
- return next;
-}
-
-void
-output_node_rpc_callback (output_node_mapping_rpc_args_t * a)
-{
- vlib_main_t *vm = vlib_get_main ();
- vnet_main_t *vnm = vnet_get_main ();
- l2output_main_t *mp = &l2output_main;
-
- (void) l2output_create_output_node_mapping
- (vm, vnm, a->node_index, mp->next_nodes.output_node_index_vec,
- a->sw_if_index);
-}
-
-/* Get a pointer to the config for the given interface */
-l2_output_config_t *
-l2output_intf_config (u32 sw_if_index)
-{
- l2output_main_t *mp = &l2output_main;
-
- vec_validate (mp->configs, sw_if_index);
- return vec_elt_at_index (mp->configs, sw_if_index);
-}
-
-/** Enable (or disable) the feature in the bitmap for the given interface. */
-void
-l2output_intf_bitmap_enable (u32 sw_if_index, u32 feature_bitmap, u32 enable)
-{
- l2output_main_t *mp = &l2output_main;
- l2_output_config_t *config;
-
- vec_validate (mp->configs, sw_if_index);
- config = vec_elt_at_index (mp->configs, sw_if_index);
-
- if (enable)
- {
- config->feature_bitmap |= feature_bitmap;
- }
- else
- {
- config->feature_bitmap &= ~feature_bitmap;
- }
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */