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authorIngo Molnar <mingo@elte.hu>2009-03-05 11:45:22 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-05 11:45:22 +0100
commita140feab42d1cfd811930ab76104559c19dfc4b0 (patch)
tree41fd871990e888dd5616a6bf1891a1ff307221df /include/linux/spinlock.h
parent1075414b06109a99b0e87601e84c74a95bd45681 (diff)
parentfec6c6fec3e20637bee5d276fb61dd8b49a3f9cc (diff)
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Merge commit 'v2.6.29-rc7' into core/locking
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index e0c0fccced46..a0c66a2e00ad 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -124,7 +124,12 @@ do { \
#ifdef CONFIG_GENERIC_LOCKBREAK
#define spin_is_contended(lock) ((lock)->break_lock)
#else
+
+#ifdef __raw_spin_is_contended
#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
+#else
+#define spin_is_contended(lock) (((void)(lock), 0))
+#endif /*__raw_spin_is_contended*/
#endif
/**
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