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authorNeale Ranns <neale.ranns@cisco.com>2018-07-30 08:04:40 -0700
committerNeale Ranns <neale.ranns@cisco.com>2018-07-30 08:04:40 -0700
commitc5d4317ad0425d01893dbb4afad9f16c2cde077d (patch)
tree2bbb6b86a5bf9f051cacc5065a6b6c58be7cbcb6 /src/vnet/ethernet
parent1f895c9a40f446ca9f1b7803f350c70ebb3ad0fa (diff)
FIB: return entry prefix by const reference to avoid the copy
Change-Id: I09b8406168df4b6b28df3ede24ee839681be0195 Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Diffstat (limited to 'src/vnet/ethernet')
-rw-r--r--src/vnet/ethernet/arp.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index f7d8ff867f8..b5c2e6dc748 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -964,12 +964,13 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
vnet_hw_interface_t *hw_if0;
ethernet_arp_header_t *arp0;
ethernet_header_t *eth_rx, *eth_tx;
- ip4_address_t *if_addr0, proxy_src;
+ const ip4_address_t *if_addr0;
+ ip4_address_t proxy_src;
u32 pi0, error0, next0, sw_if_index0, conn_sw_if_index0, fib_index0;
u8 is_request0, dst_is_local0, is_unnum0, is_vrrp_reply0;
ethernet_proxy_arp_t *pa;
fib_node_index_t dst_fei, src_fei;
- fib_prefix_t pfx0;
+ const fib_prefix_t *pfx0;
fib_entry_flag_t src_flags, dst_flags;
u8 *rewrite0, rewrite0_len;
@@ -1041,9 +1042,9 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
* to reach us, they only affect how we reach the sender.
*/
fib_entry_t *src_fib_entry;
+ const fib_prefix_t *pfx;
fib_entry_src_t *src;
fib_source_t source;
- fib_prefix_t pfx;
int attached;
int mask;
@@ -1106,8 +1107,8 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
/*
* shorter mask lookup for the next iteration.
*/
- fib_entry_get_prefix (src_fei, &pfx);
- mask = pfx.fp_len - 1;
+ pfx = fib_entry_get_prefix (src_fei);
+ mask = pfx->fp_len - 1;
/*
* continue until we hit the default route or we find
@@ -1165,8 +1166,8 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
}
dst_is_local0 = (FIB_ENTRY_FLAG_LOCAL & dst_flags);
- fib_entry_get_prefix (dst_fei, &pfx0);
- if_addr0 = &pfx0.fp_addr.ip4;
+ pfx0 = fib_entry_get_prefix (dst_fei);
+ if_addr0 = &pfx0->fp_addr.ip4;
is_vrrp_reply0 =
((arp0->opcode ==