aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/devices/af_packet
diff options
context:
space:
mode:
authorDave Barach <dave@barachs.net>2018-11-13 16:34:13 -0500
committerFlorin Coras <florin.coras@gmail.com>2018-11-14 15:54:01 +0000
commit178cf493d009995b28fdf220f04c98860ff79a9b (patch)
tree097c1be82b8f6fa9bc04b9b1e193158e2e4997eb /src/vnet/devices/af_packet
parent6917b94f2146aa51195a6a2a1ccd8416a1d74bf3 (diff)
Remove c-11 memcpy checks from perf-critical code
Change-Id: Id4f37f5d4a03160572954a416efa1ef9b3d79ad1 Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vnet/devices/af_packet')
-rw-r--r--src/vnet/devices/af_packet/device.c6
-rw-r--r--src/vnet/devices/af_packet/node.c16
2 files changed, 11 insertions, 11 deletions
diff --git a/src/vnet/devices/af_packet/device.c b/src/vnet/devices/af_packet/device.c
index 811642ec7b9..9d08c620d94 100644
--- a/src/vnet/devices/af_packet/device.c
+++ b/src/vnet/devices/af_packet/device.c
@@ -119,9 +119,9 @@ af_packet_interface_tx (vlib_main_t * vm,
{
b0 = vlib_get_buffer (vm, bi);
len = b0->current_length;
- clib_memcpy ((u8 *) tph +
- TPACKET_ALIGN (sizeof (struct tpacket2_hdr)) + offset,
- vlib_buffer_get_current (b0), len);
+ clib_memcpy_fast ((u8 *) tph +
+ TPACKET_ALIGN (sizeof (struct tpacket2_hdr)) +
+ offset, vlib_buffer_get_current (b0), len);
offset += len;
}
while ((bi =
diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index 8dbd8554f01..97aa170c0a6 100644
--- a/src/vnet/devices/af_packet/node.c
+++ b/src/vnet/devices/af_packet/node.c
@@ -248,9 +248,9 @@ af_packet_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
{
if (PREDICT_TRUE (offset == 0))
{
- clib_memcpy (vlib_buffer_get_current (b0),
- (u8 *) tph + tph->tp_mac,
- sizeof (ethernet_header_t));
+ clib_memcpy_fast (vlib_buffer_get_current (b0),
+ (u8 *) tph + tph->tp_mac,
+ sizeof (ethernet_header_t));
ethernet_header_t *eth = vlib_buffer_get_current (b0);
ethernet_vlan_header_t *vlan =
(ethernet_vlan_header_t *) (eth + 1);
@@ -262,10 +262,10 @@ af_packet_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
bytes_copied = sizeof (ethernet_header_t);
}
}
- clib_memcpy (((u8 *) vlib_buffer_get_current (b0)) +
- bytes_copied + vlan_len,
- (u8 *) tph + tph->tp_mac + offset + bytes_copied,
- (bytes_to_copy - bytes_copied));
+ clib_memcpy_fast (((u8 *) vlib_buffer_get_current (b0)) +
+ bytes_copied + vlan_len,
+ (u8 *) tph + tph->tp_mac + offset +
+ bytes_copied, (bytes_to_copy - bytes_copied));
/* fill buffer header */
b0->current_length = bytes_to_copy + vlan_len;
@@ -319,7 +319,7 @@ af_packet_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
tr = vlib_add_trace (vm, node, first_b0, sizeof (*tr));
tr->next_index = next0;
tr->hw_if_index = apif->hw_if_index;
- clib_memcpy (&tr->tph, tph, sizeof (struct tpacket2_hdr));
+ clib_memcpy_fast (&tr->tph, tph, sizeof (struct tpacket2_hdr));
}
/* enque and take next packet */