40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/*
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* Read-Copy Update mechanism for mutual exclusion (tree-based version)
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* Internal non-public definitions that provide either classic
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* or preemptable semantics.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* Copyright IBM Corporation, 2009
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*
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* Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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*/
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#ifdef CONFIG_DEBUG_LOCK_ALLOC
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#include <linux/kernel_stat.h>
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/*
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* During boot, we forgive RCU lockdep issues. After this function is
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* invoked, we start taking RCU lockdep issues seriously.
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*/
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void rcu_scheduler_starting(void)
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{
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WARN_ON(nr_context_switches() > 0);
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rcu_scheduler_active = 1;
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}
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#endif /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */
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