From 178cf493d009995b28fdf220f04c98860ff79a9b Mon Sep 17 00:00:00 2001 From: Dave Barach Date: Tue, 13 Nov 2018 16:34:13 -0500 Subject: Remove c-11 memcpy checks from perf-critical code Change-Id: Id4f37f5d4a03160572954a416efa1ef9b3d79ad1 Signed-off-by: Dave Barach --- src/vlib/buffer.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) (limited to 'src/vlib/buffer.c') diff --git a/src/vlib/buffer.c b/src/vlib/buffer.c index cc852358541..133d640d693 100644 --- a/src/vlib/buffer.c +++ b/src/vlib/buffer.c @@ -672,8 +672,8 @@ vlib_packet_template_buffer_init (vlib_main_t * vm, { vlib_buffer_t *b = vlib_get_buffer (vm, buffers[i]); ASSERT (b->current_length == vec_len (t->packet_data)); - clib_memcpy (vlib_buffer_get_current (b), t->packet_data, - b->current_length); + clib_memcpy_fast (vlib_buffer_get_current (b), t->packet_data, + b->current_length); } } @@ -738,8 +738,8 @@ vlib_packet_template_get_packet (vlib_main_t * vm, *bi_result = bi; b = vlib_get_buffer (vm, bi); - clib_memcpy (vlib_buffer_get_current (b), - t->packet_data, vec_len (t->packet_data)); + clib_memcpy_fast (vlib_buffer_get_current (b), + t->packet_data, vec_len (t->packet_data)); b->current_length = vec_len (t->packet_data); return b->data; @@ -796,7 +796,8 @@ vlib_buffer_add_data (vlib_main_t * vm, n_left_this_buffer = n_buffer_bytes - (b->current_data + b->current_length); n = clib_min (n_left_this_buffer, n_left); - clib_memcpy (vlib_buffer_get_current (b) + b->current_length, d, n); + clib_memcpy_fast (vlib_buffer_get_current (b) + b->current_length, d, + n); b->current_length += n; n_left -= n; if (n_left == 0) @@ -847,8 +848,8 @@ vlib_buffer_chain_append_data_with_alloc (vlib_main_t * vm, } u16 len = (data_len > max) ? max : data_len; - clib_memcpy (vlib_buffer_get_current (l) + l->current_length, - data + copied, len); + clib_memcpy_fast (vlib_buffer_get_current (l) + l->current_length, + data + copied, len); vlib_buffer_chain_increase_length (first, l, len); data_len -= len; copied += len; @@ -974,8 +975,8 @@ vlib_buffer_main_init (struct vlib_main_t * vm) { /* external plugin has registered own buffer callbacks so we just copy them and quit */ - clib_memcpy (&bm->cb, vlib_buffer_callbacks, - sizeof (vlib_buffer_callbacks_t)); + clib_memcpy_fast (&bm->cb, vlib_buffer_callbacks, + sizeof (vlib_buffer_callbacks_t)); bm->callbacks_registered = 1; return 0; } -- cgit 1.2.3-korg