remove smp dead code (VPP-1066)

this follows commit 01d86c7f6f05938c7d3fe181bd0aa2f75ccdd1df
which removed many unused functions from smp.h

Change-Id: I3aa0954a5e2319cc526fa68dda113f3cbe063960
Signed-off-by: Gabriel Ganne <gabriel.ganne@enea.com>

src/vppinfra/smp_fifo.c

@@ -1,91 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*
-  Copyright (c) 2012 Eliot Dresselhaus
-
-  Permission is hereby granted, free of charge, to any person obtaining
-  a copy of this software and associated documentation files (the
-  "Software"), to deal in the Software without restriction, including
-  without limitation the rights to use, copy, modify, merge, publish,
-  distribute, sublicense, and/or sell copies of the Software, and to
-  permit persons to whom the Software is furnished to do so, subject to
-  the following conditions:
-
-  The above copyright notice and this permission notice shall be
-  included in all copies or substantial portions of the Software.
-
-  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#include <vppinfra/smp_fifo.h>
-#include <vppinfra/mem.h>
-
-clib_smp_fifo_t *
-clib_smp_fifo_init (uword max_n_elts, uword n_bytes_per_elt)
-{
-  clib_smp_fifo_t *f;
-  uword n_bytes_per_elt_cache_aligned;
-
-  f = clib_mem_alloc_aligned (sizeof (f[0]), CLIB_CACHE_LINE_BYTES);
-
-  memset (f, 0, sizeof (f[0]));
-
-  max_n_elts = max_n_elts ? max_n_elts : 32;
-  f->log2_max_n_elts = max_log2 (max_n_elts);
-  f->max_n_elts_less_one = (1 << f->log2_max_n_elts) - 1;
-
-  n_bytes_per_elt_cache_aligned =
-    clib_smp_fifo_round_elt_bytes (n_bytes_per_elt);
-  clib_exec_on_global_heap (
-			     {
-			     f->data =
-			     clib_mem_alloc_aligned
-			     (n_bytes_per_elt_cache_aligned <<
-			      f->log2_max_n_elts, CLIB_CACHE_LINE_BYTES);}
-  );
-
-  /* Zero all data and mark all elements free. */
-  {
-    uword i;
-    for (i = 0; i <= f->max_n_elts_less_one; i++)
-      {
-	void *d = clib_smp_fifo_elt_at_index (f, n_bytes_per_elt, i);
-	clib_smp_fifo_data_footer_t *t;
-
-	memset (d, 0, n_bytes_per_elt_cache_aligned);
-
-	t = clib_smp_fifo_get_data_footer (d, n_bytes_per_elt);
-	clib_smp_fifo_data_footer_set_state (t,
-					     CLIB_SMP_FIFO_DATA_STATE_free);
-      }
-  }
-
-  return f;
-}
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */