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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/pg/input.c
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/pg/input.c')
-rw-r--r--src/vnet/pg/input.c29
1 files changed, 16 insertions, 13 deletions
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c
index 82c6c81cf18..8b46688929f 100644
--- a/src/vnet/pg/input.c
+++ b/src/vnet/pg/input.c
@@ -1091,7 +1091,7 @@ init_replay_buffers_inline (vlib_main_t * vm,
b0->current_length = n0;
- clib_memcpy (b0->data, d0 + data_offset, n0);
+ clib_memcpy_fast (b0->data, d0 + data_offset, n0);
i = i + 1 == l ? 0 : i + 1;
}
}
@@ -1148,8 +1148,8 @@ init_buffers_inline (vlib_main_t * vm,
if (set_data)
{
- clib_memcpy (b0->data, data, n_data);
- clib_memcpy (b1->data, data, n_data);
+ clib_memcpy_fast (b0->data, data, n_data);
+ clib_memcpy_fast (b1->data, data, n_data);
}
else
{
@@ -1173,7 +1173,7 @@ init_buffers_inline (vlib_main_t * vm,
vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
if (set_data)
- clib_memcpy (b0->data, data, n_data);
+ clib_memcpy_fast (b0->data, data, n_data);
else
ASSERT (validate_buffer_data2 (b0, s, data_offset, n_data));
}
@@ -1424,13 +1424,15 @@ pg_input_trace (pg_main_t * pg,
t0->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX];
t1->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX];
- clib_memcpy (&t0->buffer, b0, sizeof (b0[0]) - sizeof (b0->pre_data));
- clib_memcpy (&t1->buffer, b1, sizeof (b1[0]) - sizeof (b1->pre_data));
+ clib_memcpy_fast (&t0->buffer, b0,
+ sizeof (b0[0]) - sizeof (b0->pre_data));
+ clib_memcpy_fast (&t1->buffer, b1,
+ sizeof (b1[0]) - sizeof (b1->pre_data));
- clib_memcpy (t0->buffer.pre_data, b0->data,
- sizeof (t0->buffer.pre_data));
- clib_memcpy (t1->buffer.pre_data, b1->data,
- sizeof (t1->buffer.pre_data));
+ clib_memcpy_fast (t0->buffer.pre_data, b0->data,
+ sizeof (t0->buffer.pre_data));
+ clib_memcpy_fast (t1->buffer.pre_data, b1->data,
+ sizeof (t1->buffer.pre_data));
}
while (n_left >= 1)
@@ -1451,9 +1453,10 @@ pg_input_trace (pg_main_t * pg,
t0->stream_index = stream_index;
t0->packet_length = vlib_buffer_length_in_chain (vm, b0);
t0->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX];
- clib_memcpy (&t0->buffer, b0, sizeof (b0[0]) - sizeof (b0->pre_data));
- clib_memcpy (t0->buffer.pre_data, b0->data,
- sizeof (t0->buffer.pre_data));
+ clib_memcpy_fast (&t0->buffer, b0,
+ sizeof (b0[0]) - sizeof (b0->pre_data));
+ clib_memcpy_fast (t0->buffer.pre_data, b0->data,
+ sizeof (t0->buffer.pre_data));
}
}