aboutsummaryrefslogtreecommitdiff
path: root/include/linux/spinlock.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index c376f3b36c8..124449733c5 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -120,6 +120,12 @@ do { \
#define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock)
+#ifdef CONFIG_GENERIC_LOCKBREAK
+#define spin_is_contended(lock) ((lock)->break_lock)
+#else
+#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
+#endif
+
/**
* spin_unlock_wait - wait until the spinlock gets unlocked
* @lock: the spinlock in question.