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-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 bd51188d..6c4a623c 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -15,6 +15,11 @@ static inline void raw_spin_lock_init(raw_spinlock_t *lock)
pthread_mutex_init(&lock->lock, NULL);
}
+static inline bool raw_spin_trylock(raw_spinlock_t *lock)
+{
+ return !pthread_mutex_trylock(&lock->lock);
+}
+
static inline void raw_spin_lock(raw_spinlock_t *lock)
{
pthread_mutex_lock(&lock->lock);