ust-fd: Add close_range declaration

[lttng-ust.git] / libringbuffer / smp.c

diff --git a/libringbuffer/smp.c b/libringbuffer/smp.c
deleted file mode 100644 (file)
index 410e4c1..0000000
--- a/libringbuffer/smp.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * libringbuffer/smp.c
- *
- * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; only
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#define _GNU_SOURCE
-#include <unistd.h>
-#include "usterr.h"
-#include <pthread.h>
-#include "smp.h"
-
-int __num_possible_cpus;
-
-void _get_num_possible_cpus(void)
-{
-       int result;
-
-       /* On Linux, when some processors are offline
-        * _SC_NPROCESSORS_CONF counts the offline
-        * processors, whereas _SC_NPROCESSORS_ONLN
-        * does not. If we used _SC_NPROCESSORS_ONLN,
-        * getcpu() could return a value greater than
-        * this sysconf, in which case the arrays
-        * indexed by processor would overflow.
-        */
-       result = sysconf(_SC_NPROCESSORS_CONF);
-       if (result == -1)
-               return;
-       __num_possible_cpus = result;
-}