rcu: Fix rcu_lock_map build failure on CONFIG_PROVE_LOCKING=y
Move the rcu_lock_map definition from rcutree.c to rcupdate.c so that TINY_RCU can use lockdep. Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -46,6 +46,13 @@
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#include <linux/module.h>
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#include <linux/module.h>
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#include <linux/kernel_stat.h>
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#include <linux/kernel_stat.h>
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#ifdef CONFIG_DEBUG_LOCK_ALLOC
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static struct lock_class_key rcu_lock_key;
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struct lockdep_map rcu_lock_map =
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STATIC_LOCKDEP_MAP_INIT("rcu_read_lock", &rcu_lock_key);
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EXPORT_SYMBOL_GPL(rcu_lock_map);
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#endif
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enum rcu_barrier {
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enum rcu_barrier {
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RCU_BARRIER_STD,
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RCU_BARRIER_STD,
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RCU_BARRIER_BH,
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RCU_BARRIER_BH,
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@ -49,13 +49,6 @@
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#include "rcutree.h"
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#include "rcutree.h"
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#ifdef CONFIG_DEBUG_LOCK_ALLOC
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static struct lock_class_key rcu_lock_key;
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struct lockdep_map rcu_lock_map =
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STATIC_LOCKDEP_MAP_INIT("rcu_read_lock", &rcu_lock_key);
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EXPORT_SYMBOL_GPL(rcu_lock_map);
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#endif
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/* Data structures. */
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/* Data structures. */
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#define RCU_STATE_INITIALIZER(name) { \
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#define RCU_STATE_INITIALIZER(name) { \
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