diff options
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r-- | include/linux/spinlock.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index c376f3b36c89..124449733c55 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h | |||
@@ -120,6 +120,12 @@ do { \ | |||
120 | 120 | ||
121 | #define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) | 121 | #define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) |
122 | 122 | ||
123 | #ifdef CONFIG_GENERIC_LOCKBREAK | ||
124 | #define spin_is_contended(lock) ((lock)->break_lock) | ||
125 | #else | ||
126 | #define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock) | ||
127 | #endif | ||
128 | |||
123 | /** | 129 | /** |
124 | * spin_unlock_wait - wait until the spinlock gets unlocked | 130 | * spin_unlock_wait - wait until the spinlock gets unlocked |
125 | * @lock: the spinlock in question. | 131 | * @lock: the spinlock in question. |