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authorIngo Molnar <mingo@elte.hu>2008-08-01 11:23:50 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-13 12:55:10 +0200
commitd6672c501852d577097f6757c311d937aca0b04b (patch)
tree32ec68d6aeba95b8226db5be21bbd706ea2c616e /kernel/lockdep_internals.h
parentc2fc11985db304572322f1dcdcb0f71337315006 (diff)
lockdep: build fix
fix: kernel/built-in.o: In function `lockdep_stats_show': lockdep_proc.c:(.text+0x3cb2f): undefined reference to `lockdep_count_forward_deps' kernel/built-in.o: In function `l_show': lockdep_proc.c:(.text+0x3d02b): undefined reference to `lockdep_count_forward_deps' lockdep_proc.c:(.text+0x3d047): undefined reference to `lockdep_count_backward_deps' Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/lockdep_internals.h')
-rw-r--r--kernel/lockdep_internals.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/kernel/lockdep_internals.h b/kernel/lockdep_internals.h
index 55db193d366..56b196932c0 100644
--- a/kernel/lockdep_internals.h
+++ b/kernel/lockdep_internals.h
@@ -50,8 +50,21 @@ extern unsigned int nr_process_chains;
extern unsigned int max_lockdep_depth;
extern unsigned int max_recursion_depth;
+#ifdef CONFIG_PROVE_LOCKING
extern unsigned long lockdep_count_forward_deps(struct lock_class *);
extern unsigned long lockdep_count_backward_deps(struct lock_class *);
+#else
+static inline unsigned long
+lockdep_count_forward_deps(struct lock_class *class)
+{
+ return 0;
+}
+static inline unsigned long
+lockdep_count_backward_deps(struct lock_class *class)
+{
+ return 0;
+}
+#endif
#ifdef CONFIG_DEBUG_LOCKDEP
/*