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authorDamjan Marion <damarion@cisco.com>2023-10-14 08:41:54 +0000
committerDamjan Marion <damarion@cisco.com>2023-10-14 09:58:10 +0000
commitd0ffa26a0e2910f9b7108b0b133e2da7de278178 (patch)
tree3c4220f303027c3053748ee2bd06ca07a8943c5c /src/vnet
parenta16463610639a22d470c2c999ce2a8408a575834 (diff)
feature: remove unused code
Type: improvement Change-Id: If775b1d145e462346de562a3c893f302e8c7b814 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet')
-rw-r--r--src/vnet/devices/devices.c23
-rw-r--r--src/vnet/devices/devices.h2
-rw-r--r--src/vnet/devices/virtio/node.c2
-rw-r--r--src/vnet/feature/feature.h111
-rw-r--r--src/vnet/unix/tuntap.c2
5 files changed, 4 insertions, 136 deletions
diff --git a/src/vnet/devices/devices.c b/src/vnet/devices/devices.c
index 1a4f02df6a8..bd3def9d324 100644
--- a/src/vnet/devices/devices.c
+++ b/src/vnet/devices/devices.c
@@ -40,29 +40,6 @@ VLIB_REGISTER_NODE (device_input_node) = {
.next_nodes = VNET_DEVICE_INPUT_NEXT_NODES,
};
-/* Table defines how much we need to advance current data pointer
- in the buffer if we shortcut to l3 nodes */
-
-const u32 __attribute__((aligned (CLIB_CACHE_LINE_BYTES)))
-device_input_next_node_advance[((VNET_DEVICE_INPUT_N_NEXT_NODES /
- CLIB_CACHE_LINE_BYTES) +1) * CLIB_CACHE_LINE_BYTES] =
-{
- [VNET_DEVICE_INPUT_NEXT_IP4_INPUT] = sizeof (ethernet_header_t),
- [VNET_DEVICE_INPUT_NEXT_IP4_NCS_INPUT] = sizeof (ethernet_header_t),
- [VNET_DEVICE_INPUT_NEXT_IP6_INPUT] = sizeof (ethernet_header_t),
- [VNET_DEVICE_INPUT_NEXT_MPLS_INPUT] = sizeof (ethernet_header_t),
-};
-
-const u32 __attribute__((aligned (CLIB_CACHE_LINE_BYTES)))
-device_input_next_node_flags[((VNET_DEVICE_INPUT_N_NEXT_NODES /
- CLIB_CACHE_LINE_BYTES) +1) * CLIB_CACHE_LINE_BYTES] =
-{
- [VNET_DEVICE_INPUT_NEXT_IP4_INPUT] = VNET_BUFFER_F_L3_HDR_OFFSET_VALID,
- [VNET_DEVICE_INPUT_NEXT_IP4_NCS_INPUT] = VNET_BUFFER_F_L3_HDR_OFFSET_VALID,
- [VNET_DEVICE_INPUT_NEXT_IP6_INPUT] = VNET_BUFFER_F_L3_HDR_OFFSET_VALID,
- [VNET_DEVICE_INPUT_NEXT_MPLS_INPUT] = VNET_BUFFER_F_L3_HDR_OFFSET_VALID,
-};
-
VNET_FEATURE_ARC_INIT (device_input, static) =
{
.arc_name = "device-input",
diff --git a/src/vnet/devices/devices.h b/src/vnet/devices/devices.h
index e54c7a29130..cadf1f857a6 100644
--- a/src/vnet/devices/devices.h
+++ b/src/vnet/devices/devices.h
@@ -67,8 +67,6 @@ typedef struct
extern vnet_device_main_t vnet_device_main;
extern vlib_node_registration_t device_input_node;
-extern const u32 device_input_next_node_advance[];
-extern const u32 device_input_next_node_flags[];
static inline u64
vnet_get_aggregate_rx_packets (void)
diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c
index ec8b31038e5..b58c75360e3 100644
--- a/src/vnet/devices/virtio/node.c
+++ b/src/vnet/devices/virtio/node.c
@@ -271,7 +271,7 @@ virtio_device_input_gso_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
next_index = vif->per_interface_next_index;
/* only for l2, redirect if feature path enabled */
- vnet_feature_start_device_input_x1 (vif->sw_if_index, &next_index, &bt);
+ vnet_feature_start_device_input (vif->sw_if_index, &next_index, &bt);
}
while (n_left)
diff --git a/src/vnet/feature/feature.h b/src/vnet/feature/feature.h
index a8235d3d9ee..b1917e8df13 100644
--- a/src/vnet/feature/feature.h
+++ b/src/vnet/feature/feature.h
@@ -344,8 +344,8 @@ vnet_device_input_have_features (u32 sw_if_index)
}
static_always_inline void
-vnet_feature_start_device_input_x1 (u32 sw_if_index, u32 * next0,
- vlib_buffer_t * b0)
+vnet_feature_start_device_input (u32 sw_if_index, u32 *next0,
+ vlib_buffer_t *b0)
{
vnet_feature_main_t *fm = &feature_main;
vnet_feature_config_main_t *cm;
@@ -356,118 +356,11 @@ vnet_feature_start_device_input_x1 (u32 sw_if_index, u32 * next0,
(clib_bitmap_get
(fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
{
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- u16 adv;
-
- adv = device_input_next_node_advance[*next0];
- vlib_buffer_advance (b0, -adv);
-
- vnet_buffer (b0)->feature_arc_index = feature_arc_index;
- b0->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- vnet_get_config_data (&cm->config_main, &b0->current_config_index,
- next0, /* # bytes of config data */ 0);
- }
-}
-
-static_always_inline void
-vnet_feature_start_device_input_x2 (u32 sw_if_index,
- u32 * next0,
- u32 * next1,
- vlib_buffer_t * b0, vlib_buffer_t * b1)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- u8 feature_arc_index = fm->device_input_feature_arc_index;
- cm = &fm->feature_config_mains[feature_arc_index];
-
- if (PREDICT_FALSE
- (clib_bitmap_get
- (fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
- {
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- u16 adv;
-
- adv = device_input_next_node_advance[*next0];
- vlib_buffer_advance (b0, -adv);
-
- adv = device_input_next_node_advance[*next1];
- vlib_buffer_advance (b1, -adv);
-
- vnet_buffer (b0)->feature_arc_index = feature_arc_index;
- vnet_buffer (b1)->feature_arc_index = feature_arc_index;
- b0->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- b1->current_config_index = b0->current_config_index;
- vnet_get_config_data (&cm->config_main, &b0->current_config_index,
- next0, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b1->current_config_index,
- next1, /* # bytes of config data */ 0);
- }
-}
-
-static_always_inline void
-vnet_feature_start_device_input_x4 (u32 sw_if_index,
- u32 * next0,
- u32 * next1,
- u32 * next2,
- u32 * next3,
- vlib_buffer_t * b0,
- vlib_buffer_t * b1,
- vlib_buffer_t * b2, vlib_buffer_t * b3)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- u8 feature_arc_index = fm->device_input_feature_arc_index;
- cm = &fm->feature_config_mains[feature_arc_index];
-
- if (PREDICT_FALSE
- (clib_bitmap_get
- (fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
- {
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- u16 adv;
-
- adv = device_input_next_node_advance[*next0];
- vlib_buffer_advance (b0, -adv);
-
- adv = device_input_next_node_advance[*next1];
- vlib_buffer_advance (b1, -adv);
-
- adv = device_input_next_node_advance[*next2];
- vlib_buffer_advance (b2, -adv);
-
- adv = device_input_next_node_advance[*next3];
- vlib_buffer_advance (b3, -adv);
-
vnet_buffer (b0)->feature_arc_index = feature_arc_index;
- vnet_buffer (b1)->feature_arc_index = feature_arc_index;
- vnet_buffer (b2)->feature_arc_index = feature_arc_index;
- vnet_buffer (b3)->feature_arc_index = feature_arc_index;
-
b0->current_config_index =
vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- b1->current_config_index = b0->current_config_index;
- b2->current_config_index = b0->current_config_index;
- b3->current_config_index = b0->current_config_index;
-
vnet_get_config_data (&cm->config_main, &b0->current_config_index,
next0, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b1->current_config_index,
- next1, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b2->current_config_index,
- next2, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b3->current_config_index,
- next3, /* # bytes of config data */ 0);
}
}
diff --git a/src/vnet/unix/tuntap.c b/src/vnet/unix/tuntap.c
index b75b1f670b9..6bb1d802574 100644
--- a/src/vnet/unix/tuntap.c
+++ b/src/vnet/unix/tuntap.c
@@ -366,7 +366,7 @@ tuntap_rx (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
next_index = VNET_DEVICE_INPUT_NEXT_DROP;
}
- vnet_feature_start_device_input_x1 (tm->sw_if_index, &next_index, b);
+ vnet_feature_start_device_input (tm->sw_if_index, &next_index, b);
vlib_set_next_frame_buffer (vm, node, next_index, bi);