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authorDamjan Marion <damarion@cisco.com>2018-07-11 12:47:43 +0200
committerFlorin Coras <florin.coras@gmail.com>2018-07-11 15:13:41 +0000
commit067cd6229a47ea3ba8b59a2a04090e80afb5bd2c (patch)
tree13d81219dbe0483dda02922ed5a6b6cb4c7632db /src/vnet/ip/ip4_input.c
parentb6b04f0c2a64d6edd536add6900e9d458c2fe8d1 (diff)
avoid using thread local storage for thread index
It is cheaper to get thread index from vlib_main_t if available... Change-Id: I4582e160d06d9d7fccdc54271912f0635da79b50 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/ip/ip4_input.c')
-rw-r--r--src/vnet/ip/ip4_input.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/src/vnet/ip/ip4_input.c b/src/vnet/ip/ip4_input.c
index 1ecd43b7139..15c2ebf5609 100644
--- a/src/vnet/ip/ip4_input.c
+++ b/src/vnet/ip/ip4_input.c
@@ -90,7 +90,8 @@ ip4_input_set_next (u32 sw_if_index, vlib_buffer_t * b, int arc_enabled)
}
static_always_inline void
-ip4_input_check_sw_if_index (vlib_simple_counter_main_t * cm, u32 sw_if_index,
+ip4_input_check_sw_if_index (vlib_main_t * vm,
+ vlib_simple_counter_main_t * cm, u32 sw_if_index,
u32 * last_sw_if_index, u32 * cnt,
int *arc_enabled)
{
@@ -103,7 +104,7 @@ ip4_input_check_sw_if_index (vlib_simple_counter_main_t * cm, u32 sw_if_index,
return;
}
- thread_index = vlib_get_thread_index ();
+ thread_index = vm->thread_index;
if (*cnt)
vlib_increment_simple_counter (cm, thread_index, *last_sw_if_index, *cnt);
*cnt = 1;
@@ -125,7 +126,7 @@ ip4_input_inline (vlib_main_t * vm,
{
vnet_main_t *vnm = vnet_get_main ();
u32 n_left_from, *from;
- u32 thread_index = vlib_get_thread_index ();
+ u32 thread_index = vm->thread_index;
vlib_node_runtime_t *error_node =
vlib_node_get_runtime (vm, ip4_input_node.index);
vlib_simple_counter_main_t *cm;
@@ -206,14 +207,14 @@ ip4_input_inline (vlib_main_t * vm,
}
else
{
- ip4_input_check_sw_if_index (cm, sw_if_index[0], &last_sw_if_index,
- &cnt, &arc_enabled);
- ip4_input_check_sw_if_index (cm, sw_if_index[1], &last_sw_if_index,
- &cnt, &arc_enabled);
- ip4_input_check_sw_if_index (cm, sw_if_index[2], &last_sw_if_index,
- &cnt, &arc_enabled);
- ip4_input_check_sw_if_index (cm, sw_if_index[3], &last_sw_if_index,
- &cnt, &arc_enabled);
+ ip4_input_check_sw_if_index (vm, cm, sw_if_index[0],
+ &last_sw_if_index, &cnt, &arc_enabled);
+ ip4_input_check_sw_if_index (vm, cm, sw_if_index[1],
+ &last_sw_if_index, &cnt, &arc_enabled);
+ ip4_input_check_sw_if_index (vm, cm, sw_if_index[2],
+ &last_sw_if_index, &cnt, &arc_enabled);
+ ip4_input_check_sw_if_index (vm, cm, sw_if_index[3],
+ &last_sw_if_index, &cnt, &arc_enabled);
next[0] = ip4_input_set_next (sw_if_index[0], b[0], 1);
next[1] = ip4_input_set_next (sw_if_index[1], b[1], 1);
@@ -238,7 +239,7 @@ ip4_input_inline (vlib_main_t * vm,
u32 next0;
vnet_buffer (b[0])->ip.adj_index[VLIB_RX] = ~0;
sw_if_index[0] = vnet_buffer (b[0])->sw_if_index[VLIB_RX];
- ip4_input_check_sw_if_index (cm, sw_if_index[0], &last_sw_if_index,
+ ip4_input_check_sw_if_index (vm, cm, sw_if_index[0], &last_sw_if_index,
&cnt, &arc_enabled);
next0 = ip4_input_set_next (sw_if_index[0], b[0], arc_enabled);
ip[0] = vlib_buffer_get_current (b[0]);