uatomic/x86: Remove redundant memory barriers

[urcu.git] / tests / common / debug-yield.h

diff --git a/tests/common/debug-yield.h b/tests/common/debug-yield.h
index c60e4e0eb1c272b9dbf5db9691c7e2fce9cd06d0..7d4f62ac7e6047d88bc4b6af16195eab7867eba8 100644 (file)
--- a/tests/common/debug-yield.h
+++ b/tests/common/debug-yield.h
@@ -1,28 +1,14 @@
+// SPDX-FileCopyrightText: 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+// SPDX-FileCopyrightText: 2009 Paul E. McKenney, IBM Corporation.
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 #ifndef URCU_TESTS_DEBUG_YIELD_H
 #define URCU_TESTS_DEBUG_YIELD_H
 
 /*
- * debug-yield.h
- *
  * Userspace RCU library tests - Debugging header
  *
- * Copyright (c) 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- * Copyright (c) 2009 Paul E. McKenney, IBM Corporation.
- *
- * 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; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * 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
- *
  * IBM's contributions to this file may be relicensed under LGPLv2 or later.
  */
 
@@ -31,18 +17,12 @@
 #include <pthread.h>
 #include <unistd.h>
 
+#include <compat-rand.h>
+
 #define RCU_YIELD_READ         (1 << 0)
 #define RCU_YIELD_WRITE        (1 << 1)
 
-/*
- * Updates with RCU_SIGNAL are much slower. Account this in the delay.
- */
-#ifdef RCU_SIGNAL
-/* maximum sleep delay, in us */
-#define MAX_SLEEP 30000
-#else
 #define MAX_SLEEP 50
-#endif
 
 extern unsigned int rcu_yield_active;
 extern DECLARE_URCU_TLS(unsigned int, rcu_rand_yield);
@@ -85,11 +65,13 @@ static inline void rcu_debug_yield_write(void)
 {
 }
 
-static inline void rcu_debug_yield_enable(unsigned int flags)
+static inline void rcu_debug_yield_enable(
+               unsigned int flags __attribute__((unused)))
 {
 }
 
-static inline void rcu_debug_yield_disable(unsigned int flags)
+static inline void rcu_debug_yield_disable(
+               unsigned int flags __attribute__((unused)))
 {
 }